{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "stac_version": "1.1.0",
      "stac_extensions": [
        "https://stac-extensions.github.io/pointcloud/v1.0.0/schema.json"
      ],
      "id": "20101202_AA01.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.86229209946444,
              30.547445488234363,
              4.078162584196088
            ],
            [
              -91.86228647881849,
              30.547927447203147,
              4.078162584196088
            ],
            [
              -91.85838269275396,
              30.547893284270035,
              22.45816258419609
            ],
            [
              -91.85838833267562,
              30.547411325954396,
              22.45816258419609
            ],
            [
              -91.86229209946444,
              30.547445488234363,
              4.078162584196088
            ]
          ]
        ]
      },
      "bbox": [
        -91.8622921,
        30.54741133,
        4.078162584,
        -91.85838269,
        30.54792745,
        22.45816258
      ],
      "properties": {
        "datetime": "2010-12-07T18:09:28Z",
        "pc:count": 10319,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 609380.2161,
            "count": 10319,
            "maximum": 609500.0179,
            "minimum": 609125.5179,
            "name": "X",
            "position": 0,
            "stddev": 83.68268721,
            "variance": 7002.792139
          },
          {
            "average": 3380017.57,
            "count": 10319,
            "maximum": 3380053.407,
            "minimum": 3379999.987,
            "name": "Y",
            "position": 1,
            "stddev": 12.70145593,
            "variance": 161.3269828
          },
          {
            "average": 8.373436351,
            "count": 10319,
            "maximum": 22.45816258,
            "minimum": 4.078162584,
            "name": "Z",
            "position": 2,
            "stddev": 2.63828561,
            "variance": 6.96055096
          },
          {
            "average": 127.2806473,
            "count": 10319,
            "maximum": 226,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 44.68264313,
            "variance": 1996.538597
          },
          {
            "average": 1.077333075,
            "count": 10319,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.3478241015,
            "variance": 0.1209816056
          },
          {
            "average": 1.155829053,
            "count": 10319,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.5311964722,
            "variance": 0.282169692
          },
          {
            "average": 0.5013082663,
            "count": 10319,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000225173,
            "variance": 0.2500225178
          },
          {
            "average": 0,
            "count": 10319,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.362632038,
            "count": 10319,
            "maximum": 10,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.211938694,
            "variance": 1.468795398
          },
          {
            "average": 1.563277063,
            "count": 10319,
            "maximum": 4.001999855,
            "minimum": -1.001999974,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.165170739,
            "variance": 1.357622851
          },
          {
            "average": 0,
            "count": 10319,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3302,
            "count": 10319,
            "maximum": 3302,
            "minimum": 3302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": -24219432.94,
            "count": 10319,
            "maximum": -24219431.15,
            "minimum": -24219434.06,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.5574158197,
            "variance": 0.310712396
          },
          {
            "average": 0,
            "count": 10319,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10319,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10319,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10319,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 10319,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609125.5179,
          3379999.987,
          4.078162584,
          609500.0179,
          3380053.407,
          22.45816258
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609125.517875396,
                3379999.986563511,
                4.078162584196088
              ],
              [
                609125.517875396,
                3380053.406563511,
                4.078162584196088
              ],
              [
                609500.017875396,
                3380053.406563511,
                22.45816258419609
              ],
              [
                609500.017875396,
                3379999.986563511,
                22.45816258419609
              ],
              [
                609125.517875396,
                3379999.986563511,
                4.078162584196088
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:09:28+00:00",
        "end_time": "2010-12-07T18:09:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA01.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA01.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA01.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA01.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.8622921,
            30.54741133,
            4.078162584,
            -91.85838269,
            30.54792745,
            22.45816258
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.86229209946444,
                  30.547445488234363,
                  4.078162584196088
                ],
                [
                  -91.86228647881849,
                  30.547927447203147,
                  4.078162584196088
                ],
                [
                  -91.85838269275396,
                  30.547893284270035,
                  22.45816258419609
                ],
                [
                  -91.85838833267562,
                  30.547411325954396,
                  22.45816258419609
                ],
                [
                  -91.86229209946444,
                  30.547445488234363,
                  4.078162584196088
                ]
              ]
            ]
          },
          "id": "20101202_AA01.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA01.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:09:28Z",
            "pc:count": 10319,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 609380.2161,
                "count": 10319,
                "maximum": 609500.0179,
                "minimum": 609125.5179,
                "name": "X",
                "position": 0,
                "stddev": 83.68268721,
                "variance": 7002.792139
              },
              {
                "average": 3380017.57,
                "count": 10319,
                "maximum": 3380053.407,
                "minimum": 3379999.987,
                "name": "Y",
                "position": 1,
                "stddev": 12.70145593,
                "variance": 161.3269828
              },
              {
                "average": 8.373436351,
                "count": 10319,
                "maximum": 22.45816258,
                "minimum": 4.078162584,
                "name": "Z",
                "position": 2,
                "stddev": 2.63828561,
                "variance": 6.96055096
              },
              {
                "average": 127.2806473,
                "count": 10319,
                "maximum": 226,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 44.68264313,
                "variance": 1996.538597
              },
              {
                "average": 1.077333075,
                "count": 10319,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.3478241015,
                "variance": 0.1209816056
              },
              {
                "average": 1.155829053,
                "count": 10319,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.5311964722,
                "variance": 0.282169692
              },
              {
                "average": 0.5013082663,
                "count": 10319,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000225173,
                "variance": 0.2500225178
              },
              {
                "average": 0,
                "count": 10319,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.362632038,
                "count": 10319,
                "maximum": 10,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.211938694,
                "variance": 1.468795398
              },
              {
                "average": 1.563277063,
                "count": 10319,
                "maximum": 4.001999855,
                "minimum": -1.001999974,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.165170739,
                "variance": 1.357622851
              },
              {
                "average": 0,
                "count": 10319,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3302,
                "count": 10319,
                "maximum": 3302,
                "minimum": 3302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": -24219432.94,
                "count": 10319,
                "maximum": -24219431.15,
                "minimum": -24219434.06,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.5574158197,
                "variance": 0.310712396
              },
              {
                "average": 0,
                "count": 10319,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10319,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10319,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10319,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 10319,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609125.5179,
              3379999.987,
              4.078162584,
              609500.0179,
              3380053.407,
              22.45816258
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609125.517875396,
                    3379999.986563511,
                    4.078162584196088
                  ],
                  [
                    609125.517875396,
                    3380053.406563511,
                    4.078162584196088
                  ],
                  [
                    609500.017875396,
                    3380053.406563511,
                    22.45816258419609
                  ],
                  [
                    609500.017875396,
                    3379999.986563511,
                    22.45816258419609
                  ],
                  [
                    609125.517875396,
                    3379999.986563511,
                    4.078162584196088
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:09:28+00:00",
            "end_time": "2010-12-07T18:09:25+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": "20101202_AA02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.86235670021502,
              30.541725363715987,
              3.963433073816006
            ],
            [
              -91.86229000131512,
              30.54744553920483,
              3.963433073816006
            ],
            [
              -91.85838831931399,
              30.547411395137388,
              196.183433073816
            ],
            [
              -91.85845524683135,
              30.541691227395866,
              196.183433073816
            ],
            [
              -91.86235670021502,
              30.541725363715987,
              3.963433073816006
            ]
          ]
        ]
      },
      "bbox": [
        -91.8623567,
        30.54169123,
        3.963433074,
        -91.85838832,
        30.54744554,
        196.1834331
      ],
      "properties": {
        "datetime": "2010-12-07T18:13:20Z",
        "pc:count": 232374,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 609375.702,
            "count": 232374,
            "maximum": 609500.0191,
            "minimum": 609125.7191,
            "name": "X",
            "position": 0,
            "stddev": 86.24430273,
            "variance": 7438.079753
          },
          {
            "average": 3379762.253,
            "count": 232374,
            "maximum": 3379999.994,
            "minimum": 3379365.974,
            "name": "Y",
            "position": 1,
            "stddev": 150.051574,
            "variance": 22515.47487
          },
          {
            "average": 11.65778292,
            "count": 232374,
            "maximum": 196.1834331,
            "minimum": 3.963433074,
            "name": "Z",
            "position": 2,
            "stddev": 6.757359759,
            "variance": 45.66191091
          },
          {
            "average": 51.36470517,
            "count": 232374,
            "maximum": 264,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.78576952,
            "variance": 2188.908229
          },
          {
            "average": 1.612383485,
            "count": 232374,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8581002271,
            "variance": 0.7363359998
          },
          {
            "average": 2.223105855,
            "count": 232374,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.104661239,
            "variance": 1.220276452
          },
          {
            "average": 0.5082668457,
            "count": 232374,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999327303,
            "variance": 0.2499327348
          },
          {
            "average": 0.0009295360066,
            "count": 232374,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03047418524,
            "variance": 0.0009286759659
          },
          {
            "average": 3.716353809,
            "count": 232374,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.567674022,
            "variance": 2.45760184
          },
          {
            "average": -1.178608518,
            "count": 232374,
            "maximum": 3,
            "minimum": -6,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.516681352,
            "variance": 2.300322324
          },
          {
            "average": 0,
            "count": 232374,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3304.361525,
            "count": 232374,
            "maximum": 3401,
            "minimum": 3302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 15.1067916,
            "variance": 228.2151526
          },
          {
            "average": -24219430.76,
            "count": 232374,
            "maximum": -24219199.45,
            "minimum": -24219442.82,
            "name": "GpsTime",
            "position": 12,
            "stddev": 35.65130647,
            "variance": 1271.015653
          },
          {
            "average": 0,
            "count": 232374,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 232374,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 232374,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 232374,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 232374,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609125.7191,
          3379365.974,
          3.963433074,
          609500.0191,
          3379999.994,
          196.1834331
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609125.7190794287,
                3379365.9742439114,
                3.963433073816006
              ],
              [
                609125.7190794287,
                3379999.994243911,
                3.963433073816006
              ],
              [
                609500.0190794287,
                3379999.994243911,
                196.183433073816
              ],
              [
                609500.0190794287,
                3379365.9742439114,
                196.183433073816
              ],
              [
                609125.7190794287,
                3379365.9742439114,
                3.963433073816006
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:13:20+00:00",
        "end_time": "2010-12-07T18:09:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.8623567,
            30.54169123,
            3.963433074,
            -91.85838832,
            30.54744554,
            196.1834331
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.86235670021502,
                  30.541725363715987,
                  3.963433073816006
                ],
                [
                  -91.86229000131512,
                  30.54744553920483,
                  3.963433073816006
                ],
                [
                  -91.85838831931399,
                  30.547411395137388,
                  196.183433073816
                ],
                [
                  -91.85845524683135,
                  30.541691227395866,
                  196.183433073816
                ],
                [
                  -91.86235670021502,
                  30.541725363715987,
                  3.963433073816006
                ]
              ]
            ]
          },
          "id": "20101202_AA02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:13:20Z",
            "pc:count": 232374,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 609375.702,
                "count": 232374,
                "maximum": 609500.0191,
                "minimum": 609125.7191,
                "name": "X",
                "position": 0,
                "stddev": 86.24430273,
                "variance": 7438.079753
              },
              {
                "average": 3379762.253,
                "count": 232374,
                "maximum": 3379999.994,
                "minimum": 3379365.974,
                "name": "Y",
                "position": 1,
                "stddev": 150.051574,
                "variance": 22515.47487
              },
              {
                "average": 11.65778292,
                "count": 232374,
                "maximum": 196.1834331,
                "minimum": 3.963433074,
                "name": "Z",
                "position": 2,
                "stddev": 6.757359759,
                "variance": 45.66191091
              },
              {
                "average": 51.36470517,
                "count": 232374,
                "maximum": 264,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.78576952,
                "variance": 2188.908229
              },
              {
                "average": 1.612383485,
                "count": 232374,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8581002271,
                "variance": 0.7363359998
              },
              {
                "average": 2.223105855,
                "count": 232374,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.104661239,
                "variance": 1.220276452
              },
              {
                "average": 0.5082668457,
                "count": 232374,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999327303,
                "variance": 0.2499327348
              },
              {
                "average": 0.0009295360066,
                "count": 232374,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03047418524,
                "variance": 0.0009286759659
              },
              {
                "average": 3.716353809,
                "count": 232374,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.567674022,
                "variance": 2.45760184
              },
              {
                "average": -1.178608518,
                "count": 232374,
                "maximum": 3,
                "minimum": -6,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.516681352,
                "variance": 2.300322324
              },
              {
                "average": 0,
                "count": 232374,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3304.361525,
                "count": 232374,
                "maximum": 3401,
                "minimum": 3302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 15.1067916,
                "variance": 228.2151526
              },
              {
                "average": -24219430.76,
                "count": 232374,
                "maximum": -24219199.45,
                "minimum": -24219442.82,
                "name": "GpsTime",
                "position": 12,
                "stddev": 35.65130647,
                "variance": 1271.015653
              },
              {
                "average": 0,
                "count": 232374,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 232374,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 232374,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 232374,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 232374,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609125.7191,
              3379365.974,
              3.963433074,
              609500.0191,
              3379999.994,
              196.1834331
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609125.7190794287,
                    3379365.9742439114,
                    3.963433073816006
                  ],
                  [
                    609125.7190794287,
                    3379999.994243911,
                    3.963433073816006
                  ],
                  [
                    609500.0190794287,
                    3379999.994243911,
                    196.183433073816
                  ],
                  [
                    609500.0190794287,
                    3379365.9742439114,
                    196.183433073816
                  ],
                  [
                    609125.7190794287,
                    3379365.9742439114,
                    3.963433073816006
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:13:20+00:00",
            "end_time": "2010-12-07T18:09:17+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": "20101202_AM31.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68021736519258,
              30.139694707621878,
              0.581422292552084
            ],
            [
              -91.68006585470981,
              30.151075248704284,
              0.581422292552084
            ],
            [
              -91.67608898493482,
              30.151035189675213,
              119.2814222925521
            ],
            [
              -91.67624095158367,
              30.139654666818068,
              119.2814222925521
            ],
            [
              -91.68021736519258,
              30.139694707621878,
              0.581422292552084
            ]
          ]
        ]
      },
      "bbox": [
        -91.68021737,
        30.13965467,
        0.5814222926,
        -91.67608898,
        30.15107525,
        119.2814223
      ],
      "properties": {
        "datetime": "2010-12-07T23:00:44Z",
        "pc:count": 488792,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 627383.6551,
            "count": 488792,
            "maximum": 627500.0182,
            "minimum": 627116.9382,
            "name": "X",
            "position": 0,
            "stddev": 86.91038523,
            "variance": 7553.415061
          },
          {
            "average": 3335572.566,
            "count": 488792,
            "maximum": 3336261.434,
            "minimum": 3335000.014,
            "name": "Y",
            "position": 1,
            "stddev": 239.929021,
            "variance": 57565.9351
          },
          {
            "average": 6.856882406,
            "count": 488792,
            "maximum": 119.2814223,
            "minimum": 0.5814222926,
            "name": "Z",
            "position": 2,
            "stddev": 6.738244017,
            "variance": 45.40393243
          },
          {
            "average": 53.26107629,
            "count": 488792,
            "maximum": 2412,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.94327532,
            "variance": 2395.444199
          },
          {
            "average": 1.615987987,
            "count": 488792,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8175776977,
            "variance": 0.6684332917
          },
          {
            "average": 2.233571744,
            "count": 488792,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.005480766,
            "variance": 1.010991571
          },
          {
            "average": 0.5057836462,
            "count": 488792,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999670597,
            "variance": 0.2499670608
          },
          {
            "average": 0.001464835758,
            "count": 488792,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03824516972,
            "variance": 0.001462693007
          },
          {
            "average": 3.451551989,
            "count": 488792,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.655730375,
            "variance": 2.741443076
          },
          {
            "average": -3.283859128,
            "count": 488792,
            "maximum": 1.001999974,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.102302689,
            "variance": 4.419676598
          },
          {
            "average": 0,
            "count": 488792,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4376.728122,
            "count": 488792,
            "maximum": 4401,
            "minimum": 4301,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 42.87268968,
            "variance": 1838.067521
          },
          {
            "average": -24202255.98,
            "count": 488792,
            "maximum": -24201955.73,
            "minimum": -24203173.65,
            "name": "GpsTime",
            "position": 12,
            "stddev": 516.5913632,
            "variance": 266866.6365
          },
          {
            "average": 0,
            "count": 488792,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 488792,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 488792,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 488792,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 488792,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627116.9382,
          3335000.014,
          0.5814222926,
          627500.0182,
          3336261.434,
          119.2814223
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627116.9382261388,
                3335000.0139181586,
                0.581422292552084
              ],
              [
                627116.9382261388,
                3336261.4339181585,
                0.581422292552084
              ],
              [
                627500.0182261389,
                3336261.4339181585,
                119.2814222925521
              ],
              [
                627500.0182261389,
                3335000.0139181586,
                119.2814222925521
              ],
              [
                627116.9382261388,
                3335000.0139181586,
                0.581422292552084
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T23:00:44+00:00",
        "end_time": "2010-12-07T22:40:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM31.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM31.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM31.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM31.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68021737,
            30.13965467,
            0.5814222926,
            -91.67608898,
            30.15107525,
            119.2814223
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68021736519258,
                  30.139694707621878,
                  0.581422292552084
                ],
                [
                  -91.68006585470981,
                  30.151075248704284,
                  0.581422292552084
                ],
                [
                  -91.67608898493482,
                  30.151035189675213,
                  119.2814222925521
                ],
                [
                  -91.67624095158367,
                  30.139654666818068,
                  119.2814222925521
                ],
                [
                  -91.68021736519258,
                  30.139694707621878,
                  0.581422292552084
                ]
              ]
            ]
          },
          "id": "20101202_AM31.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM31.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T23:00:44Z",
            "pc:count": 488792,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 627383.6551,
                "count": 488792,
                "maximum": 627500.0182,
                "minimum": 627116.9382,
                "name": "X",
                "position": 0,
                "stddev": 86.91038523,
                "variance": 7553.415061
              },
              {
                "average": 3335572.566,
                "count": 488792,
                "maximum": 3336261.434,
                "minimum": 3335000.014,
                "name": "Y",
                "position": 1,
                "stddev": 239.929021,
                "variance": 57565.9351
              },
              {
                "average": 6.856882406,
                "count": 488792,
                "maximum": 119.2814223,
                "minimum": 0.5814222926,
                "name": "Z",
                "position": 2,
                "stddev": 6.738244017,
                "variance": 45.40393243
              },
              {
                "average": 53.26107629,
                "count": 488792,
                "maximum": 2412,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.94327532,
                "variance": 2395.444199
              },
              {
                "average": 1.615987987,
                "count": 488792,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8175776977,
                "variance": 0.6684332917
              },
              {
                "average": 2.233571744,
                "count": 488792,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.005480766,
                "variance": 1.010991571
              },
              {
                "average": 0.5057836462,
                "count": 488792,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999670597,
                "variance": 0.2499670608
              },
              {
                "average": 0.001464835758,
                "count": 488792,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03824516972,
                "variance": 0.001462693007
              },
              {
                "average": 3.451551989,
                "count": 488792,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.655730375,
                "variance": 2.741443076
              },
              {
                "average": -3.283859128,
                "count": 488792,
                "maximum": 1.001999974,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.102302689,
                "variance": 4.419676598
              },
              {
                "average": 0,
                "count": 488792,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4376.728122,
                "count": 488792,
                "maximum": 4401,
                "minimum": 4301,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 42.87268968,
                "variance": 1838.067521
              },
              {
                "average": -24202255.98,
                "count": 488792,
                "maximum": -24201955.73,
                "minimum": -24203173.65,
                "name": "GpsTime",
                "position": 12,
                "stddev": 516.5913632,
                "variance": 266866.6365
              },
              {
                "average": 0,
                "count": 488792,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 488792,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 488792,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 488792,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 488792,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627116.9382,
              3335000.014,
              0.5814222926,
              627500.0182,
              3336261.434,
              119.2814223
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627116.9382261388,
                    3335000.0139181586,
                    0.581422292552084
                  ],
                  [
                    627116.9382261388,
                    3336261.4339181585,
                    0.581422292552084
                  ],
                  [
                    627500.0182261389,
                    3336261.4339181585,
                    119.2814222925521
                  ],
                  [
                    627500.0182261389,
                    3335000.0139181586,
                    119.2814222925521
                  ],
                  [
                    627116.9382261388,
                    3335000.0139181586,
                    0.581422292552084
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T23:00:44+00:00",
            "end_time": "2010-12-07T22:40:26+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": "20101202_AA04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.86232889074368,
              30.50684224774924,
              3.930608309755984
            ],
            [
              -91.8622356141655,
              30.51485226706715,
              3.930608309755984
            ],
            [
              -91.85876935072345,
              30.51482195671554,
              30.590608309755986
            ],
            [
              -91.8588629113239,
              30.50681194703411,
              30.590608309755986
            ],
            [
              -91.86232889074368,
              30.50684224774924,
              3.930608309755984
            ]
          ]
        ]
      },
      "bbox": [
        -91.86232889,
        30.50681195,
        3.93060831,
        -91.85876935,
        30.51485227,
        30.59060831
      ],
      "properties": {
        "datetime": "2010-12-07T19:22:28Z",
        "pc:count": 258677,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 609370.6074,
            "count": 258677,
            "maximum": 609500.0207,
            "minimum": 609167.3807,
            "name": "X",
            "position": 0,
            "stddev": 88.87722841,
            "variance": 7899.16173
          },
          {
            "average": 3375774.218,
            "count": 258677,
            "maximum": 3376387.808,
            "minimum": 3375499.988,
            "name": "Y",
            "position": 1,
            "stddev": 212.5265612,
            "variance": 45167.53922
          },
          {
            "average": 8.522011759,
            "count": 258677,
            "maximum": 30.59060831,
            "minimum": 3.93060831,
            "name": "Z",
            "position": 2,
            "stddev": 6.20975516,
            "variance": 38.56105915
          },
          {
            "average": 76.40731491,
            "count": 258677,
            "maximum": 214,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 50.24860312,
            "variance": 2524.922115
          },
          {
            "average": 1.324087569,
            "count": 258677,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6626514934,
            "variance": 0.4391070017
          },
          {
            "average": 1.648627439,
            "count": 258677,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9425113568,
            "variance": 0.8883276577
          },
          {
            "average": 0.5056962931,
            "count": 258677,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999685176,
            "variance": 0.2499685186
          },
          {
            "average": 0.0008466156635,
            "count": 258677,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.02908439746,
            "variance": 0.0008459021756
          },
          {
            "average": 3.067520499,
            "count": 258677,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.475511925,
            "variance": 2.17713544
          },
          {
            "average": 2.567600345,
            "count": 258677,
            "maximum": 7.001999855,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.561204028,
            "variance": 6.559766073
          },
          {
            "average": 0,
            "count": 258677,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3611.779412,
            "count": 258677,
            "maximum": 3702,
            "minimum": 3502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 32.62602582,
            "variance": 1064.457561
          },
          {
            "average": -24216750.86,
            "count": 258677,
            "maximum": -24215051.12,
            "minimum": -24217245.33,
            "name": "GpsTime",
            "position": 12,
            "stddev": 601.004279,
            "variance": 361206.1434
          },
          {
            "average": 0,
            "count": 258677,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258677,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258677,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258677,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 258677,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609167.3807,
          3375499.988,
          3.93060831,
          609500.0207,
          3376387.808,
          30.59060831
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609167.3806791868,
                3375499.9878864326,
                3.930608309755984
              ],
              [
                609167.3806791868,
                3376387.807886433,
                3.930608309755984
              ],
              [
                609500.0206791867,
                3376387.807886433,
                30.590608309755986
              ],
              [
                609500.0206791867,
                3375499.9878864326,
                30.590608309755986
              ],
              [
                609167.3806791868,
                3375499.9878864326,
                3.930608309755984
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:22:28+00:00",
        "end_time": "2010-12-07T18:45:54+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.86232889,
            30.50681195,
            3.93060831,
            -91.85876935,
            30.51485227,
            30.59060831
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.86232889074368,
                  30.50684224774924,
                  3.930608309755984
                ],
                [
                  -91.8622356141655,
                  30.51485226706715,
                  3.930608309755984
                ],
                [
                  -91.85876935072345,
                  30.51482195671554,
                  30.590608309755986
                ],
                [
                  -91.8588629113239,
                  30.50681194703411,
                  30.590608309755986
                ],
                [
                  -91.86232889074368,
                  30.50684224774924,
                  3.930608309755984
                ]
              ]
            ]
          },
          "id": "20101202_AA04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:22:28Z",
            "pc:count": 258677,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 609370.6074,
                "count": 258677,
                "maximum": 609500.0207,
                "minimum": 609167.3807,
                "name": "X",
                "position": 0,
                "stddev": 88.87722841,
                "variance": 7899.16173
              },
              {
                "average": 3375774.218,
                "count": 258677,
                "maximum": 3376387.808,
                "minimum": 3375499.988,
                "name": "Y",
                "position": 1,
                "stddev": 212.5265612,
                "variance": 45167.53922
              },
              {
                "average": 8.522011759,
                "count": 258677,
                "maximum": 30.59060831,
                "minimum": 3.93060831,
                "name": "Z",
                "position": 2,
                "stddev": 6.20975516,
                "variance": 38.56105915
              },
              {
                "average": 76.40731491,
                "count": 258677,
                "maximum": 214,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 50.24860312,
                "variance": 2524.922115
              },
              {
                "average": 1.324087569,
                "count": 258677,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6626514934,
                "variance": 0.4391070017
              },
              {
                "average": 1.648627439,
                "count": 258677,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9425113568,
                "variance": 0.8883276577
              },
              {
                "average": 0.5056962931,
                "count": 258677,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999685176,
                "variance": 0.2499685186
              },
              {
                "average": 0.0008466156635,
                "count": 258677,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.02908439746,
                "variance": 0.0008459021756
              },
              {
                "average": 3.067520499,
                "count": 258677,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.475511925,
                "variance": 2.17713544
              },
              {
                "average": 2.567600345,
                "count": 258677,
                "maximum": 7.001999855,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.561204028,
                "variance": 6.559766073
              },
              {
                "average": 0,
                "count": 258677,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3611.779412,
                "count": 258677,
                "maximum": 3702,
                "minimum": 3502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 32.62602582,
                "variance": 1064.457561
              },
              {
                "average": -24216750.86,
                "count": 258677,
                "maximum": -24215051.12,
                "minimum": -24217245.33,
                "name": "GpsTime",
                "position": 12,
                "stddev": 601.004279,
                "variance": 361206.1434
              },
              {
                "average": 0,
                "count": 258677,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258677,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258677,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258677,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 258677,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609167.3807,
              3375499.988,
              3.93060831,
              609500.0207,
              3376387.808,
              30.59060831
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609167.3806791868,
                    3375499.9878864326,
                    3.930608309755984
                  ],
                  [
                    609167.3806791868,
                    3376387.807886433,
                    3.930608309755984
                  ],
                  [
                    609500.0206791867,
                    3376387.807886433,
                    30.590608309755986
                  ],
                  [
                    609500.0206791867,
                    3375499.9878864326,
                    30.590608309755986
                  ],
                  [
                    609167.3806791868,
                    3375499.9878864326,
                    3.930608309755984
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:22:28+00:00",
            "end_time": "2010-12-07T18:45:54+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": "20101202_AM32.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67722251163642,
              30.138276971860485,
              0.619365206795939
            ],
            [
              -91.67720401919331,
              30.13966329329456,
              0.619365206795939
            ],
            [
              -91.67624116067493,
              30.139653586664416,
              23.33936520679594
            ],
            [
              -91.67625966656905,
              30.13826726576846,
              23.33936520679594
            ],
            [
              -91.67722251163642,
              30.138276971860485,
              0.619365206795939
            ]
          ]
        ]
      },
      "bbox": [
        -91.67722251,
        30.13826727,
        0.6193652068,
        -91.67624116,
        30.13966329,
        23.33936521
      ],
      "properties": {
        "datetime": "2010-12-07T23:00:46Z",
        "pc:count": 3343,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 627450.8883,
            "count": 3343,
            "maximum": 627499.9995,
            "minimum": 627407.2395,
            "name": "X",
            "position": 0,
            "stddev": 24.77214975,
            "variance": 613.6594031
          },
          {
            "average": 3334933.341,
            "count": 3343,
            "maximum": 3334999.894,
            "minimum": 3334846.234,
            "name": "Y",
            "position": 1,
            "stddev": 41.02072461,
            "variance": 1682.699848
          },
          {
            "average": 6.1883332,
            "count": 3343,
            "maximum": 23.33936521,
            "minimum": 0.6193652068,
            "name": "Z",
            "position": 2,
            "stddev": 6.252592505,
            "variance": 39.09491303
          },
          {
            "average": 44.01675142,
            "count": 3343,
            "maximum": 187,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.85527294,
            "variance": 1751.863873
          },
          {
            "average": 1.505533952,
            "count": 3343,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7293225056,
            "variance": 0.5319113171
          },
          {
            "average": 2.023332336,
            "count": 3343,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9150284711,
            "variance": 0.8372771029
          },
          {
            "average": 0.5136105295,
            "count": 3343,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998894914,
            "variance": 0.2498895036
          },
          {
            "average": 0,
            "count": 3343,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3.612922525,
            "count": 3343,
            "maximum": 10,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.772784627,
            "variance": 3.142765334
          },
          {
            "average": 0.9744247431,
            "count": 3343,
            "maximum": 1.001999974,
            "minimum": 0,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.1639451969,
            "variance": 0.02687802759
          },
          {
            "average": 0,
            "count": 3343,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4401,
            "count": 3343,
            "maximum": 4401,
            "minimum": 4401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": -24201955.05,
            "count": 3343,
            "maximum": -24201953.43,
            "minimum": -24201956.34,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.7700775956,
            "variance": 0.5930195032
          },
          {
            "average": 0,
            "count": 3343,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3343,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627407.2395,
          3334846.234,
          0.6193652068,
          627499.9995,
          3334999.894,
          23.33936521
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627407.2394743329,
                3334846.233976192,
                0.619365206795939
              ],
              [
                627407.2394743329,
                3334999.893976192,
                0.619365206795939
              ],
              [
                627499.9994743329,
                3334999.893976192,
                23.33936520679594
              ],
              [
                627499.9994743329,
                3334846.233976192,
                23.33936520679594
              ],
              [
                627407.2394743329,
                3334846.233976192,
                0.619365206795939
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T23:00:46+00:00",
        "end_time": "2010-12-07T23:00:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM32.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM32.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM32.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM32.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67722251,
            30.13826727,
            0.6193652068,
            -91.67624116,
            30.13966329,
            23.33936521
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67722251163642,
                  30.138276971860485,
                  0.619365206795939
                ],
                [
                  -91.67720401919331,
                  30.13966329329456,
                  0.619365206795939
                ],
                [
                  -91.67624116067493,
                  30.139653586664416,
                  23.33936520679594
                ],
                [
                  -91.67625966656905,
                  30.13826726576846,
                  23.33936520679594
                ],
                [
                  -91.67722251163642,
                  30.138276971860485,
                  0.619365206795939
                ]
              ]
            ]
          },
          "id": "20101202_AM32.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM32.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T23:00:46Z",
            "pc:count": 3343,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 627450.8883,
                "count": 3343,
                "maximum": 627499.9995,
                "minimum": 627407.2395,
                "name": "X",
                "position": 0,
                "stddev": 24.77214975,
                "variance": 613.6594031
              },
              {
                "average": 3334933.341,
                "count": 3343,
                "maximum": 3334999.894,
                "minimum": 3334846.234,
                "name": "Y",
                "position": 1,
                "stddev": 41.02072461,
                "variance": 1682.699848
              },
              {
                "average": 6.1883332,
                "count": 3343,
                "maximum": 23.33936521,
                "minimum": 0.6193652068,
                "name": "Z",
                "position": 2,
                "stddev": 6.252592505,
                "variance": 39.09491303
              },
              {
                "average": 44.01675142,
                "count": 3343,
                "maximum": 187,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.85527294,
                "variance": 1751.863873
              },
              {
                "average": 1.505533952,
                "count": 3343,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7293225056,
                "variance": 0.5319113171
              },
              {
                "average": 2.023332336,
                "count": 3343,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9150284711,
                "variance": 0.8372771029
              },
              {
                "average": 0.5136105295,
                "count": 3343,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998894914,
                "variance": 0.2498895036
              },
              {
                "average": 0,
                "count": 3343,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3.612922525,
                "count": 3343,
                "maximum": 10,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.772784627,
                "variance": 3.142765334
              },
              {
                "average": 0.9744247431,
                "count": 3343,
                "maximum": 1.001999974,
                "minimum": 0,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.1639451969,
                "variance": 0.02687802759
              },
              {
                "average": 0,
                "count": 3343,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4401,
                "count": 3343,
                "maximum": 4401,
                "minimum": 4401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": -24201955.05,
                "count": 3343,
                "maximum": -24201953.43,
                "minimum": -24201956.34,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.7700775956,
                "variance": 0.5930195032
              },
              {
                "average": 0,
                "count": 3343,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3343,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627407.2395,
              3334846.234,
              0.6193652068,
              627499.9995,
              3334999.894,
              23.33936521
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627407.2394743329,
                    3334846.233976192,
                    0.619365206795939
                  ],
                  [
                    627407.2394743329,
                    3334999.893976192,
                    0.619365206795939
                  ],
                  [
                    627499.9994743329,
                    3334999.893976192,
                    23.33936520679594
                  ],
                  [
                    627499.9994743329,
                    3334846.233976192,
                    23.33936520679594
                  ],
                  [
                    627407.2394743329,
                    3334846.233976192,
                    0.619365206795939
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T23:00:46+00:00",
            "end_time": "2010-12-07T23:00:43+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": "20101202_AA05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.8624201882448,
              30.493308487429854,
              3.774576015149071
            ],
            [
              -91.86226267034925,
              30.506841691340384,
              3.774576015149071
            ],
            [
              -91.85886295970423,
              30.506811969105218,
              33.15457601514907
            ],
            [
              -91.85902094803568,
              30.493278781161536,
              33.15457601514907
            ],
            [
              -91.8624201882448,
              30.493308487429854,
              3.774576015149071
            ]
          ]
        ]
      },
      "bbox": [
        -91.86242019,
        30.49327878,
        3.774576015,
        -91.85886296,
        30.50684169,
        33.15457602
      ],
      "properties": {
        "datetime": "2010-12-07T21:06:34Z",
        "pc:count": 596633,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 609377.248,
            "count": 596633,
            "maximum": 609500.016,
            "minimum": 609173.736,
            "name": "X",
            "position": 0,
            "stddev": 76.20116901,
            "variance": 5806.618159
          },
          {
            "average": 3374876.476,
            "count": 596633,
            "maximum": 3375499.99,
            "minimum": 3373999.99,
            "name": "Y",
            "position": 1,
            "stddev": 445.4493509,
            "variance": 198425.1242
          },
          {
            "average": 8.165888598,
            "count": 596633,
            "maximum": 33.15457602,
            "minimum": 3.774576015,
            "name": "Z",
            "position": 2,
            "stddev": 6.069394226,
            "variance": 36.83754627
          },
          {
            "average": 75.47893261,
            "count": 596633,
            "maximum": 206,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.0853999,
            "variance": 2312.205684
          },
          {
            "average": 1.313375224,
            "count": 596633,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6547468645,
            "variance": 0.4286934566
          },
          {
            "average": 1.62651077,
            "count": 596633,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9351134138,
            "variance": 0.8744370967
          },
          {
            "average": 0.50556875,
            "count": 596633,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999694071,
            "variance": 0.249969408
          },
          {
            "average": 0.001384435658,
            "count": 596633,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03718227149,
            "variance": 0.001382521313
          },
          {
            "average": 3.017784802,
            "count": 596633,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.471319856,
            "variance": 2.164782119
          },
          {
            "average": 2.623820557,
            "count": 596633,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.058578407,
            "variance": 9.354901873
          },
          {
            "average": 0,
            "count": 596633,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3684.211363,
            "count": 596633,
            "maximum": 3801,
            "minimum": 3601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 43.03917093,
            "variance": 1852.370235
          },
          {
            "average": -24215315.32,
            "count": 596633,
            "maximum": -24208805.42,
            "minimum": -24216958.88,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1169.787903,
            "variance": 1368403.737
          },
          {
            "average": 0,
            "count": 596633,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 596633,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 596633,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 596633,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 596633,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609173.736,
          3373999.99,
          3.774576015,
          609500.016,
          3375499.99,
          33.15457602
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609173.7360117246,
                3373999.99028557,
                3.774576015149071
              ],
              [
                609173.7360117246,
                3375499.99028557,
                3.774576015149071
              ],
              [
                609500.0160117246,
                3375499.99028557,
                33.15457601514907
              ],
              [
                609500.0160117246,
                3373999.99028557,
                33.15457601514907
              ],
              [
                609173.7360117246,
                3373999.99028557,
                3.774576015149071
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:06:34+00:00",
        "end_time": "2010-12-07T18:50:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.86242019,
            30.49327878,
            3.774576015,
            -91.85886296,
            30.50684169,
            33.15457602
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.8624201882448,
                  30.493308487429854,
                  3.774576015149071
                ],
                [
                  -91.86226267034925,
                  30.506841691340384,
                  3.774576015149071
                ],
                [
                  -91.85886295970423,
                  30.506811969105218,
                  33.15457601514907
                ],
                [
                  -91.85902094803568,
                  30.493278781161536,
                  33.15457601514907
                ],
                [
                  -91.8624201882448,
                  30.493308487429854,
                  3.774576015149071
                ]
              ]
            ]
          },
          "id": "20101202_AA05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:06:34Z",
            "pc:count": 596633,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 609377.248,
                "count": 596633,
                "maximum": 609500.016,
                "minimum": 609173.736,
                "name": "X",
                "position": 0,
                "stddev": 76.20116901,
                "variance": 5806.618159
              },
              {
                "average": 3374876.476,
                "count": 596633,
                "maximum": 3375499.99,
                "minimum": 3373999.99,
                "name": "Y",
                "position": 1,
                "stddev": 445.4493509,
                "variance": 198425.1242
              },
              {
                "average": 8.165888598,
                "count": 596633,
                "maximum": 33.15457602,
                "minimum": 3.774576015,
                "name": "Z",
                "position": 2,
                "stddev": 6.069394226,
                "variance": 36.83754627
              },
              {
                "average": 75.47893261,
                "count": 596633,
                "maximum": 206,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.0853999,
                "variance": 2312.205684
              },
              {
                "average": 1.313375224,
                "count": 596633,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6547468645,
                "variance": 0.4286934566
              },
              {
                "average": 1.62651077,
                "count": 596633,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9351134138,
                "variance": 0.8744370967
              },
              {
                "average": 0.50556875,
                "count": 596633,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999694071,
                "variance": 0.249969408
              },
              {
                "average": 0.001384435658,
                "count": 596633,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03718227149,
                "variance": 0.001382521313
              },
              {
                "average": 3.017784802,
                "count": 596633,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.471319856,
                "variance": 2.164782119
              },
              {
                "average": 2.623820557,
                "count": 596633,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.058578407,
                "variance": 9.354901873
              },
              {
                "average": 0,
                "count": 596633,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3684.211363,
                "count": 596633,
                "maximum": 3801,
                "minimum": 3601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 43.03917093,
                "variance": 1852.370235
              },
              {
                "average": -24215315.32,
                "count": 596633,
                "maximum": -24208805.42,
                "minimum": -24216958.88,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1169.787903,
                "variance": 1368403.737
              },
              {
                "average": 0,
                "count": 596633,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 596633,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 596633,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 596633,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 596633,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609173.736,
              3373999.99,
              3.774576015,
              609500.016,
              3375499.99,
              33.15457602
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609173.7360117246,
                    3373999.99028557,
                    3.774576015149071
                  ],
                  [
                    609173.7360117246,
                    3375499.99028557,
                    3.774576015149071
                  ],
                  [
                    609500.0160117246,
                    3375499.99028557,
                    33.15457601514907
                  ],
                  [
                    609500.0160117246,
                    3373999.99028557,
                    33.15457601514907
                  ],
                  [
                    609173.7360117246,
                    3373999.99028557,
                    3.774576015149071
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:06:34+00:00",
            "end_time": "2010-12-07T18:50:41+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": "20101202_AL19.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.70525612353718,
              30.302360671025454,
              0.865546809429844
            ],
            [
              -91.70507820650829,
              30.315893660226422,
              0.865546809429844
            ],
            [
              -91.689479934838,
              30.315738319110537,
              346.5055468094298
            ],
            [
              -91.68965999352056,
              30.302205413672162,
              346.5055468094298
            ],
            [
              -91.70525612353718,
              30.302360671025454,
              0.865546809429844
            ]
          ]
        ]
      },
      "bbox": [
        -91.70525612,
        30.30220541,
        0.8655468094,
        -91.68947993,
        30.31589366,
        346.5055468
      ],
      "properties": {
        "datetime": "2010-12-07T18:21:44Z",
        "pc:count": 4569384,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625235.9438,
            "count": 4569384,
            "maximum": 626000.0194,
            "minimum": 624499.9994,
            "name": "X",
            "position": 0,
            "stddev": 428.8000043,
            "variance": 183869.4437
          },
          {
            "average": 3353739.103,
            "count": 4569384,
            "maximum": 3354500,
            "minimum": 3352999.98,
            "name": "Y",
            "position": 1,
            "stddev": 428.3495033,
            "variance": 183483.2969
          },
          {
            "average": 10.04130821,
            "count": 4569384,
            "maximum": 346.5055468,
            "minimum": 0.8655468094,
            "name": "Z",
            "position": 2,
            "stddev": 7.29427789,
            "variance": 53.20648994
          },
          {
            "average": 55.01868282,
            "count": 4569384,
            "maximum": 12589,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 58.33073769,
            "variance": 3402.474959
          },
          {
            "average": 1.559452434,
            "count": 4569384,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8277490293,
            "variance": 0.6851684554
          },
          {
            "average": 2.118934193,
            "count": 4569384,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.08769711,
            "variance": 1.183085003
          },
          {
            "average": 0.5073725474,
            "count": 4569384,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999456973,
            "variance": 0.2499457002
          },
          {
            "average": 0.001211541862,
            "count": 4569384,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03478612214,
            "variance": 0.001210074293
          },
          {
            "average": 3.706340286,
            "count": 4569384,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.62070325,
            "variance": 2.626679023
          },
          {
            "average": 0.4815127153,
            "count": 4569384,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.087573187,
            "variance": 16.70825456
          },
          {
            "average": 0,
            "count": 4569384,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3277.925469,
            "count": 4569384,
            "maximum": 3402,
            "minimum": 3101,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.6741814,
            "variance": 5137.188279
          },
          {
            "average": -24220127.02,
            "count": 4569384,
            "maximum": -24218695.45,
            "minimum": -24222116.23,
            "name": "GpsTime",
            "position": 12,
            "stddev": 786.7900486,
            "variance": 619038.5806
          },
          {
            "average": 0,
            "count": 4569384,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4569384,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4569384,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4569384,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4569384,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          624499.9994,
          3352999.98,
          0.8655468094,
          626000.0194,
          3354500,
          346.5055468
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                624499.9993912417,
                3352999.9796728166,
                0.865546809429844
              ],
              [
                624499.9993912417,
                3354499.999672816,
                0.865546809429844
              ],
              [
                626000.0193912417,
                3354499.999672816,
                346.5055468094298
              ],
              [
                626000.0193912417,
                3352999.9796728166,
                346.5055468094298
              ],
              [
                624499.9993912417,
                3352999.9796728166,
                0.865546809429844
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:21:44+00:00",
        "end_time": "2010-12-07T17:24:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL19.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL19.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL19.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL19.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.70525612,
            30.30220541,
            0.8655468094,
            -91.68947993,
            30.31589366,
            346.5055468
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.70525612353718,
                  30.302360671025454,
                  0.865546809429844
                ],
                [
                  -91.70507820650829,
                  30.315893660226422,
                  0.865546809429844
                ],
                [
                  -91.689479934838,
                  30.315738319110537,
                  346.5055468094298
                ],
                [
                  -91.68965999352056,
                  30.302205413672162,
                  346.5055468094298
                ],
                [
                  -91.70525612353718,
                  30.302360671025454,
                  0.865546809429844
                ]
              ]
            ]
          },
          "id": "20101202_AL19.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL19.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:21:44Z",
            "pc:count": 4569384,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625235.9438,
                "count": 4569384,
                "maximum": 626000.0194,
                "minimum": 624499.9994,
                "name": "X",
                "position": 0,
                "stddev": 428.8000043,
                "variance": 183869.4437
              },
              {
                "average": 3353739.103,
                "count": 4569384,
                "maximum": 3354500,
                "minimum": 3352999.98,
                "name": "Y",
                "position": 1,
                "stddev": 428.3495033,
                "variance": 183483.2969
              },
              {
                "average": 10.04130821,
                "count": 4569384,
                "maximum": 346.5055468,
                "minimum": 0.8655468094,
                "name": "Z",
                "position": 2,
                "stddev": 7.29427789,
                "variance": 53.20648994
              },
              {
                "average": 55.01868282,
                "count": 4569384,
                "maximum": 12589,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 58.33073769,
                "variance": 3402.474959
              },
              {
                "average": 1.559452434,
                "count": 4569384,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8277490293,
                "variance": 0.6851684554
              },
              {
                "average": 2.118934193,
                "count": 4569384,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.08769711,
                "variance": 1.183085003
              },
              {
                "average": 0.5073725474,
                "count": 4569384,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999456973,
                "variance": 0.2499457002
              },
              {
                "average": 0.001211541862,
                "count": 4569384,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03478612214,
                "variance": 0.001210074293
              },
              {
                "average": 3.706340286,
                "count": 4569384,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.62070325,
                "variance": 2.626679023
              },
              {
                "average": 0.4815127153,
                "count": 4569384,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.087573187,
                "variance": 16.70825456
              },
              {
                "average": 0,
                "count": 4569384,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3277.925469,
                "count": 4569384,
                "maximum": 3402,
                "minimum": 3101,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.6741814,
                "variance": 5137.188279
              },
              {
                "average": -24220127.02,
                "count": 4569384,
                "maximum": -24218695.45,
                "minimum": -24222116.23,
                "name": "GpsTime",
                "position": 12,
                "stddev": 786.7900486,
                "variance": 619038.5806
              },
              {
                "average": 0,
                "count": 4569384,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4569384,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4569384,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4569384,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4569384,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              624499.9994,
              3352999.98,
              0.8655468094,
              626000.0194,
              3354500,
              346.5055468
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    624499.9993912417,
                    3352999.9796728166,
                    0.865546809429844
                  ],
                  [
                    624499.9993912417,
                    3354499.999672816,
                    0.865546809429844
                  ],
                  [
                    626000.0193912417,
                    3354499.999672816,
                    346.5055468094298
                  ],
                  [
                    626000.0193912417,
                    3352999.9796728166,
                    346.5055468094298
                  ],
                  [
                    624499.9993912417,
                    3352999.9796728166,
                    0.865546809429844
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:21:44+00:00",
            "end_time": "2010-12-07T17:24:43+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": "20101202_AI10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75049698686539,
              30.424611733691904,
              3.192613909374884
            ],
            [
              -91.75032444470497,
              30.438144707771,
              3.192613909374884
            ],
            [
              -91.73470647298382,
              30.43799421591544,
              204.05261390937488
            ],
            [
              -91.73488117011743,
              30.424461322788346,
              204.05261390937488
            ],
            [
              -91.75049698686539,
              30.424611733691904,
              3.192613909374884
            ]
          ]
        ]
      },
      "bbox": [
        -91.75049699,
        30.42446132,
        3.192613909,
        -91.73470647,
        30.43814471,
        204.0526139
      ],
      "properties": {
        "datetime": "2010-12-07T17:03:46Z",
        "pc:count": 4212531,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620804.9342,
            "count": 4212531,
            "maximum": 621500.0212,
            "minimum": 620000.0012,
            "name": "X",
            "position": 0,
            "stddev": 455.2818767,
            "variance": 207281.5872
          },
          {
            "average": 3367280.276,
            "count": 4212531,
            "maximum": 3368000,
            "minimum": 3366499.98,
            "name": "Y",
            "position": 1,
            "stddev": 424.9598476,
            "variance": 180590.8721
          },
          {
            "average": 10.02485071,
            "count": 4212531,
            "maximum": 204.0526139,
            "minimum": 3.192613909,
            "name": "Z",
            "position": 2,
            "stddev": 6.475875848,
            "variance": 41.936968
          },
          {
            "average": 76.31456718,
            "count": 4212531,
            "maximum": 1774,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 51.07915135,
            "variance": 2609.079703
          },
          {
            "average": 1.365810246,
            "count": 4212531,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7056356823,
            "variance": 0.4979217162
          },
          {
            "average": 1.731608147,
            "count": 4212531,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9970133363,
            "variance": 0.9940355928
          },
          {
            "average": 0.5039105944,
            "count": 4212531,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999847664,
            "variance": 0.2499847666
          },
          {
            "average": 0.001176015085,
            "count": 4212531,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03427290988,
            "variance": 0.001174632352
          },
          {
            "average": 3.044284303,
            "count": 4212531,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.485158037,
            "variance": 2.205694394
          },
          {
            "average": 0.1094043709,
            "count": 4212531,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.981457812,
            "variance": 15.85200631
          },
          {
            "average": 0,
            "count": 4212531,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2822.59955,
            "count": 4212531,
            "maximum": 3001,
            "minimum": 2702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 76.65907245,
            "variance": 5876.613389
          },
          {
            "average": -24225197.11,
            "count": 4212531,
            "maximum": -24223373.43,
            "minimum": -24226393.98,
            "name": "GpsTime",
            "position": 12,
            "stddev": 904.6844017,
            "variance": 818453.8666
          },
          {
            "average": 0,
            "count": 4212531,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4212531,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4212531,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4212531,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4212531,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          620000.0012,
          3366499.98,
          3.192613909,
          621500.0212,
          3368000,
          204.0526139
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                620000.0011993097,
                3366499.9796319315,
                3.192613909374884
              ],
              [
                620000.0011993097,
                3367999.999631931,
                3.192613909374884
              ],
              [
                621500.0211993097,
                3367999.999631931,
                204.05261390937488
              ],
              [
                621500.0211993097,
                3366499.9796319315,
                204.05261390937488
              ],
              [
                620000.0011993097,
                3366499.9796319315,
                3.192613909374884
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:03:46+00:00",
        "end_time": "2010-12-07T16:13:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75049699,
            30.42446132,
            3.192613909,
            -91.73470647,
            30.43814471,
            204.0526139
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75049698686539,
                  30.424611733691904,
                  3.192613909374884
                ],
                [
                  -91.75032444470497,
                  30.438144707771,
                  3.192613909374884
                ],
                [
                  -91.73470647298382,
                  30.43799421591544,
                  204.05261390937488
                ],
                [
                  -91.73488117011743,
                  30.424461322788346,
                  204.05261390937488
                ],
                [
                  -91.75049698686539,
                  30.424611733691904,
                  3.192613909374884
                ]
              ]
            ]
          },
          "id": "20101202_AI10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:03:46Z",
            "pc:count": 4212531,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620804.9342,
                "count": 4212531,
                "maximum": 621500.0212,
                "minimum": 620000.0012,
                "name": "X",
                "position": 0,
                "stddev": 455.2818767,
                "variance": 207281.5872
              },
              {
                "average": 3367280.276,
                "count": 4212531,
                "maximum": 3368000,
                "minimum": 3366499.98,
                "name": "Y",
                "position": 1,
                "stddev": 424.9598476,
                "variance": 180590.8721
              },
              {
                "average": 10.02485071,
                "count": 4212531,
                "maximum": 204.0526139,
                "minimum": 3.192613909,
                "name": "Z",
                "position": 2,
                "stddev": 6.475875848,
                "variance": 41.936968
              },
              {
                "average": 76.31456718,
                "count": 4212531,
                "maximum": 1774,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 51.07915135,
                "variance": 2609.079703
              },
              {
                "average": 1.365810246,
                "count": 4212531,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7056356823,
                "variance": 0.4979217162
              },
              {
                "average": 1.731608147,
                "count": 4212531,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9970133363,
                "variance": 0.9940355928
              },
              {
                "average": 0.5039105944,
                "count": 4212531,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999847664,
                "variance": 0.2499847666
              },
              {
                "average": 0.001176015085,
                "count": 4212531,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03427290988,
                "variance": 0.001174632352
              },
              {
                "average": 3.044284303,
                "count": 4212531,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.485158037,
                "variance": 2.205694394
              },
              {
                "average": 0.1094043709,
                "count": 4212531,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.981457812,
                "variance": 15.85200631
              },
              {
                "average": 0,
                "count": 4212531,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2822.59955,
                "count": 4212531,
                "maximum": 3001,
                "minimum": 2702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 76.65907245,
                "variance": 5876.613389
              },
              {
                "average": -24225197.11,
                "count": 4212531,
                "maximum": -24223373.43,
                "minimum": -24226393.98,
                "name": "GpsTime",
                "position": 12,
                "stddev": 904.6844017,
                "variance": 818453.8666
              },
              {
                "average": 0,
                "count": 4212531,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4212531,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4212531,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4212531,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4212531,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              620000.0012,
              3366499.98,
              3.192613909,
              621500.0212,
              3368000,
              204.0526139
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    620000.0011993097,
                    3366499.9796319315,
                    3.192613909374884
                  ],
                  [
                    620000.0011993097,
                    3367999.999631931,
                    3.192613909374884
                  ],
                  [
                    621500.0211993097,
                    3367999.999631931,
                    204.05261390937488
                  ],
                  [
                    621500.0211993097,
                    3366499.9796319315,
                    204.05261390937488
                  ],
                  [
                    620000.0011993097,
                    3366499.9796319315,
                    3.192613909374884
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:03:46+00:00",
            "end_time": "2010-12-07T16:13:26+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": "20101202_AA06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.8669569435929,
              30.47981334025,
              3.450922646498405
            ],
            [
              -91.86680013819583,
              30.49334659351261,
              3.450922646498405
            ],
            [
              -91.85902088389875,
              30.493278740593198,
              39.29092264649841
            ],
            [
              -91.85917876517519,
              30.479745523791063,
              39.29092264649841
            ],
            [
              -91.8669569435929,
              30.47981334025,
              3.450922646498405
            ]
          ]
        ]
      },
      "bbox": [
        -91.86695694,
        30.47974552,
        3.450922646,
        -91.85902088,
        30.49334659,
        39.29092265
      ],
      "properties": {
        "datetime": "2010-12-07T21:42:42Z",
        "pc:count": 1585827,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 609268.2697,
            "count": 1585827,
            "maximum": 609500.0222,
            "minimum": 608753.3222,
            "name": "X",
            "position": 0,
            "stddev": 166.1195097,
            "variance": 27595.6915
          },
          {
            "average": 3373023.584,
            "count": 1585827,
            "maximum": 3373999.986,
            "minimum": 3372499.986,
            "name": "Y",
            "position": 1,
            "stddev": 393.8403207,
            "variance": 155110.1982
          },
          {
            "average": 9.087917672,
            "count": 1585827,
            "maximum": 39.29092265,
            "minimum": 3.450922646,
            "name": "Z",
            "position": 2,
            "stddev": 5.746793162,
            "variance": 33.02563165
          },
          {
            "average": 37.7801368,
            "count": 1585827,
            "maximum": 209,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 31.4061036,
            "variance": 986.3433431
          },
          {
            "average": 1.682794529,
            "count": 1585827,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.786598757,
            "variance": 0.6187376045
          },
          {
            "average": 2.366163522,
            "count": 1585827,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.840807464,
            "variance": 0.7069571915
          },
          {
            "average": 0.5061857315,
            "count": 1585827,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999618929,
            "variance": 0.2499618943
          },
          {
            "average": 0.001137576797,
            "count": 1585827,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03370880349,
            "variance": 0.001136283433
          },
          {
            "average": 3.658918659,
            "count": 1585827,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.519065465,
            "variance": 2.307559888
          },
          {
            "average": 1.942656209,
            "count": 1585827,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.788189511,
            "variance": 14.35037977
          },
          {
            "average": 0,
            "count": 1585827,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3839.583359,
            "count": 1585827,
            "maximum": 3911,
            "minimum": 3702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 60.54728254,
            "variance": 3665.973423
          },
          {
            "average": -24208230.83,
            "count": 1585827,
            "maximum": -24206637.59,
            "minimum": -24215082.61,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1796.183503,
            "variance": 3226275.176
          },
          {
            "average": 0,
            "count": 1585827,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1585827,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1585827,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1585827,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1585827,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          608753.3222,
          3372499.986,
          3.450922646,
          609500.0222,
          3373999.986,
          39.29092265
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                608753.3222127972,
                3372499.985851706,
                3.450922646498405
              ],
              [
                608753.3222127972,
                3373999.985851706,
                3.450922646498405
              ],
              [
                609500.0222127972,
                3373999.985851706,
                39.29092264649841
              ],
              [
                609500.0222127972,
                3372499.985851706,
                39.29092264649841
              ],
              [
                608753.3222127972,
                3372499.985851706,
                3.450922646498405
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:42:42+00:00",
        "end_time": "2010-12-07T19:21:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.86695694,
            30.47974552,
            3.450922646,
            -91.85902088,
            30.49334659,
            39.29092265
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.8669569435929,
                  30.47981334025,
                  3.450922646498405
                ],
                [
                  -91.86680013819583,
                  30.49334659351261,
                  3.450922646498405
                ],
                [
                  -91.85902088389875,
                  30.493278740593198,
                  39.29092264649841
                ],
                [
                  -91.85917876517519,
                  30.479745523791063,
                  39.29092264649841
                ],
                [
                  -91.8669569435929,
                  30.47981334025,
                  3.450922646498405
                ]
              ]
            ]
          },
          "id": "20101202_AA06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:42:42Z",
            "pc:count": 1585827,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 609268.2697,
                "count": 1585827,
                "maximum": 609500.0222,
                "minimum": 608753.3222,
                "name": "X",
                "position": 0,
                "stddev": 166.1195097,
                "variance": 27595.6915
              },
              {
                "average": 3373023.584,
                "count": 1585827,
                "maximum": 3373999.986,
                "minimum": 3372499.986,
                "name": "Y",
                "position": 1,
                "stddev": 393.8403207,
                "variance": 155110.1982
              },
              {
                "average": 9.087917672,
                "count": 1585827,
                "maximum": 39.29092265,
                "minimum": 3.450922646,
                "name": "Z",
                "position": 2,
                "stddev": 5.746793162,
                "variance": 33.02563165
              },
              {
                "average": 37.7801368,
                "count": 1585827,
                "maximum": 209,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 31.4061036,
                "variance": 986.3433431
              },
              {
                "average": 1.682794529,
                "count": 1585827,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.786598757,
                "variance": 0.6187376045
              },
              {
                "average": 2.366163522,
                "count": 1585827,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.840807464,
                "variance": 0.7069571915
              },
              {
                "average": 0.5061857315,
                "count": 1585827,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999618929,
                "variance": 0.2499618943
              },
              {
                "average": 0.001137576797,
                "count": 1585827,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03370880349,
                "variance": 0.001136283433
              },
              {
                "average": 3.658918659,
                "count": 1585827,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.519065465,
                "variance": 2.307559888
              },
              {
                "average": 1.942656209,
                "count": 1585827,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.788189511,
                "variance": 14.35037977
              },
              {
                "average": 0,
                "count": 1585827,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3839.583359,
                "count": 1585827,
                "maximum": 3911,
                "minimum": 3702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 60.54728254,
                "variance": 3665.973423
              },
              {
                "average": -24208230.83,
                "count": 1585827,
                "maximum": -24206637.59,
                "minimum": -24215082.61,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1796.183503,
                "variance": 3226275.176
              },
              {
                "average": 0,
                "count": 1585827,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1585827,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1585827,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1585827,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1585827,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              608753.3222,
              3372499.986,
              3.450922646,
              609500.0222,
              3373999.986,
              39.29092265
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    608753.3222127972,
                    3372499.985851706,
                    3.450922646498405
                  ],
                  [
                    608753.3222127972,
                    3373999.985851706,
                    3.450922646498405
                  ],
                  [
                    609500.0222127972,
                    3373999.985851706,
                    39.29092264649841
                  ],
                  [
                    609500.0222127972,
                    3372499.985851706,
                    39.29092264649841
                  ],
                  [
                    608753.3222127972,
                    3372499.985851706,
                    3.450922646498405
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:42:42+00:00",
            "end_time": "2010-12-07T19:21:57+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": "20101202_AG08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78139199817286,
              30.451972815099754,
              3.851839776338622
            ],
            [
              -91.78122353778683,
              30.46550589019888,
              3.851839776338622
            ],
            [
              -91.76560101888826,
              30.465358976736994,
              206.47183977633864
            ],
            [
              -91.76577163730522,
              30.45182598062314,
              206.47183977633864
            ],
            [
              -91.78139199817286,
              30.451972815099754,
              3.851839776338622
            ]
          ]
        ]
      },
      "bbox": [
        -91.781392,
        30.45182598,
        3.851839776,
        -91.76560102,
        30.46550589,
        206.4718398
      ],
      "properties": {
        "datetime": "2010-12-07T17:29:43Z",
        "pc:count": 4930578,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617756.0944,
            "count": 4930578,
            "maximum": 618500.0194,
            "minimum": 616999.9994,
            "name": "X",
            "position": 0,
            "stddev": 445.0427751,
            "variance": 198063.0716
          },
          {
            "average": 3370211.205,
            "count": 4930578,
            "maximum": 3370999.998,
            "minimum": 3369499.978,
            "name": "Y",
            "position": 1,
            "stddev": 412.6749767,
            "variance": 170300.6364
          },
          {
            "average": 13.45860058,
            "count": 4930578,
            "maximum": 206.4718398,
            "minimum": 3.851839776,
            "name": "Z",
            "position": 2,
            "stddev": 7.940847957,
            "variance": 63.05706628
          },
          {
            "average": 63.84964866,
            "count": 4930578,
            "maximum": 2574,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 55.13534463,
            "variance": 3039.906228
          },
          {
            "average": 1.597214566,
            "count": 4930578,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8580891043,
            "variance": 0.7363169109
          },
          {
            "average": 2.194424873,
            "count": 4930578,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.120283208,
            "variance": 1.255034465
          },
          {
            "average": 0.5067401834,
            "count": 4930578,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999546186,
            "variance": 0.2499546206
          },
          {
            "average": 0.00115584826,
            "count": 4930578,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03397811808,
            "variance": 0.001154512509
          },
          {
            "average": 3.553776657,
            "count": 4930578,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.536454884,
            "variance": 2.36069361
          },
          {
            "average": 0.3279199629,
            "count": 4930578,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.012292229,
            "variance": 16.09848893
          },
          {
            "average": 0,
            "count": 4930578,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2984.264657,
            "count": 4930578,
            "maximum": 3102,
            "minimum": 2801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.4257656,
            "variance": 4819.93693
          },
          {
            "average": -24223401.05,
            "count": 4930578,
            "maximum": -24221816.16,
            "minimum": -24225698.54,
            "name": "GpsTime",
            "position": 12,
            "stddev": 765.4463279,
            "variance": 585908.0809
          },
          {
            "average": 0,
            "count": 4930578,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4930578,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4930578,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4930578,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4930578,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          616999.9994,
          3369499.978,
          3.851839776,
          618500.0194,
          3370999.998,
          206.4718398
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                616999.9994339747,
                3369499.978383112,
                3.851839776338622
              ],
              [
                616999.9994339747,
                3370999.9983831113,
                3.851839776338622
              ],
              [
                618500.0194339748,
                3370999.9983831113,
                206.47183977633864
              ],
              [
                618500.0194339748,
                3369499.978383112,
                206.47183977633864
              ],
              [
                616999.9994339747,
                3369499.978383112,
                3.851839776338622
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:29:43+00:00",
        "end_time": "2010-12-07T16:25:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.781392,
            30.45182598,
            3.851839776,
            -91.76560102,
            30.46550589,
            206.4718398
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78139199817286,
                  30.451972815099754,
                  3.851839776338622
                ],
                [
                  -91.78122353778683,
                  30.46550589019888,
                  3.851839776338622
                ],
                [
                  -91.76560101888826,
                  30.465358976736994,
                  206.47183977633864
                ],
                [
                  -91.76577163730522,
                  30.45182598062314,
                  206.47183977633864
                ],
                [
                  -91.78139199817286,
                  30.451972815099754,
                  3.851839776338622
                ]
              ]
            ]
          },
          "id": "20101202_AG08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:29:43Z",
            "pc:count": 4930578,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617756.0944,
                "count": 4930578,
                "maximum": 618500.0194,
                "minimum": 616999.9994,
                "name": "X",
                "position": 0,
                "stddev": 445.0427751,
                "variance": 198063.0716
              },
              {
                "average": 3370211.205,
                "count": 4930578,
                "maximum": 3370999.998,
                "minimum": 3369499.978,
                "name": "Y",
                "position": 1,
                "stddev": 412.6749767,
                "variance": 170300.6364
              },
              {
                "average": 13.45860058,
                "count": 4930578,
                "maximum": 206.4718398,
                "minimum": 3.851839776,
                "name": "Z",
                "position": 2,
                "stddev": 7.940847957,
                "variance": 63.05706628
              },
              {
                "average": 63.84964866,
                "count": 4930578,
                "maximum": 2574,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 55.13534463,
                "variance": 3039.906228
              },
              {
                "average": 1.597214566,
                "count": 4930578,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8580891043,
                "variance": 0.7363169109
              },
              {
                "average": 2.194424873,
                "count": 4930578,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.120283208,
                "variance": 1.255034465
              },
              {
                "average": 0.5067401834,
                "count": 4930578,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999546186,
                "variance": 0.2499546206
              },
              {
                "average": 0.00115584826,
                "count": 4930578,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03397811808,
                "variance": 0.001154512509
              },
              {
                "average": 3.553776657,
                "count": 4930578,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.536454884,
                "variance": 2.36069361
              },
              {
                "average": 0.3279199629,
                "count": 4930578,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.012292229,
                "variance": 16.09848893
              },
              {
                "average": 0,
                "count": 4930578,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2984.264657,
                "count": 4930578,
                "maximum": 3102,
                "minimum": 2801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.4257656,
                "variance": 4819.93693
              },
              {
                "average": -24223401.05,
                "count": 4930578,
                "maximum": -24221816.16,
                "minimum": -24225698.54,
                "name": "GpsTime",
                "position": 12,
                "stddev": 765.4463279,
                "variance": 585908.0809
              },
              {
                "average": 0,
                "count": 4930578,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4930578,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4930578,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4930578,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4930578,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              616999.9994,
              3369499.978,
              3.851839776,
              618500.0194,
              3370999.998,
              206.4718398
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    616999.9994339747,
                    3369499.978383112,
                    3.851839776338622
                  ],
                  [
                    616999.9994339747,
                    3370999.9983831113,
                    3.851839776338622
                  ],
                  [
                    618500.0194339748,
                    3370999.9983831113,
                    206.47183977633864
                  ],
                  [
                    618500.0194339748,
                    3369499.978383112,
                    206.47183977633864
                  ],
                  [
                    616999.9994339747,
                    3369499.978383112,
                    3.851839776338622
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:29:43+00:00",
            "end_time": "2010-12-07T16:25:01+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": "20101202_AN01.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67076584779194,
              30.545631390617135,
              4.406660375519039
            ],
            [
              -91.67061499622491,
              30.556700123041566,
              4.406660375519039
            ],
            [
              -91.65497856922921,
              30.55653953211066,
              760.986660375519
            ],
            [
              -91.65513119383905,
              30.545470870178892,
              760.986660375519
            ],
            [
              -91.67076584779194,
              30.545631390617135,
              4.406660375519039
            ]
          ]
        ]
      },
      "bbox": [
        -91.67076585,
        30.54547087,
        4.406660376,
        -91.65497857,
        30.55670012,
        760.9866604
      ],
      "properties": {
        "datetime": "2010-12-06T17:00:25Z",
        "pc:count": 3432533,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628089.8402,
            "count": 3432533,
            "maximum": 629000.0201,
            "minimum": 627500.0001,
            "name": "X",
            "position": 0,
            "stddev": 354.065699,
            "variance": 125362.5192
          },
          {
            "average": 3380584.094,
            "count": 3432533,
            "maximum": 3381226.921,
            "minimum": 3379999.981,
            "name": "Y",
            "position": 1,
            "stddev": 352.8570748,
            "variance": 124508.1153
          },
          {
            "average": 11.30176437,
            "count": 3432533,
            "maximum": 760.9866604,
            "minimum": 4.406660376,
            "name": "Z",
            "position": 2,
            "stddev": 7.400453836,
            "variance": 54.76671698
          },
          {
            "average": 59.58089289,
            "count": 3432533,
            "maximum": 3631,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.403188,
            "variance": 2342.868608
          },
          {
            "average": 1.579394867,
            "count": 3432533,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7872602314,
            "variance": 0.6197786719
          },
          {
            "average": 2.158657761,
            "count": 3432533,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9717329088,
            "variance": 0.9442648461
          },
          {
            "average": 0.5057658586,
            "count": 3432533,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999668266,
            "variance": 0.2499668277
          },
          {
            "average": 0.001346236147,
            "count": 3432533,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03666639043,
            "variance": 0.001344424187
          },
          {
            "average": 3.409011945,
            "count": 3432533,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.580808052,
            "variance": 2.498954098
          },
          {
            "average": -0.8471456316,
            "count": 3432533,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.008056956,
            "variance": 16.06452056
          },
          {
            "average": 0,
            "count": 3432533,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 930.1039739,
            "count": 3432533,
            "maximum": 1102,
            "minimum": 801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 59.55824126,
            "variance": 3547.184102
          },
          {
            "average": -24312088.51,
            "count": 3432533,
            "maximum": -24309974.88,
            "minimum": -24313888.03,
            "name": "GpsTime",
            "position": 12,
            "stddev": 538.612931,
            "variance": 290103.8894
          },
          {
            "average": 0,
            "count": 3432533,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3432533,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3432533,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3432533,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3432533,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0001,
          3379999.981,
          4.406660376,
          629000.0201,
          3381226.921,
          760.9866604
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0001228596,
                3379999.980682211,
                4.406660375519039
              ],
              [
                627500.0001228596,
                3381226.9206822114,
                4.406660375519039
              ],
              [
                629000.0201228596,
                3381226.9206822114,
                760.986660375519
              ],
              [
                629000.0201228596,
                3379999.980682211,
                760.986660375519
              ],
              [
                627500.0001228596,
                3379999.980682211,
                4.406660375519039
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T17:00:25+00:00",
        "end_time": "2010-12-06T15:55:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN01.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN01.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN01.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN01.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67076585,
            30.54547087,
            4.406660376,
            -91.65497857,
            30.55670012,
            760.9866604
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67076584779194,
                  30.545631390617135,
                  4.406660375519039
                ],
                [
                  -91.67061499622491,
                  30.556700123041566,
                  4.406660375519039
                ],
                [
                  -91.65497856922921,
                  30.55653953211066,
                  760.986660375519
                ],
                [
                  -91.65513119383905,
                  30.545470870178892,
                  760.986660375519
                ],
                [
                  -91.67076584779194,
                  30.545631390617135,
                  4.406660375519039
                ]
              ]
            ]
          },
          "id": "20101202_AN01.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN01.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T17:00:25Z",
            "pc:count": 3432533,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628089.8402,
                "count": 3432533,
                "maximum": 629000.0201,
                "minimum": 627500.0001,
                "name": "X",
                "position": 0,
                "stddev": 354.065699,
                "variance": 125362.5192
              },
              {
                "average": 3380584.094,
                "count": 3432533,
                "maximum": 3381226.921,
                "minimum": 3379999.981,
                "name": "Y",
                "position": 1,
                "stddev": 352.8570748,
                "variance": 124508.1153
              },
              {
                "average": 11.30176437,
                "count": 3432533,
                "maximum": 760.9866604,
                "minimum": 4.406660376,
                "name": "Z",
                "position": 2,
                "stddev": 7.400453836,
                "variance": 54.76671698
              },
              {
                "average": 59.58089289,
                "count": 3432533,
                "maximum": 3631,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.403188,
                "variance": 2342.868608
              },
              {
                "average": 1.579394867,
                "count": 3432533,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7872602314,
                "variance": 0.6197786719
              },
              {
                "average": 2.158657761,
                "count": 3432533,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9717329088,
                "variance": 0.9442648461
              },
              {
                "average": 0.5057658586,
                "count": 3432533,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999668266,
                "variance": 0.2499668277
              },
              {
                "average": 0.001346236147,
                "count": 3432533,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03666639043,
                "variance": 0.001344424187
              },
              {
                "average": 3.409011945,
                "count": 3432533,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.580808052,
                "variance": 2.498954098
              },
              {
                "average": -0.8471456316,
                "count": 3432533,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.008056956,
                "variance": 16.06452056
              },
              {
                "average": 0,
                "count": 3432533,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 930.1039739,
                "count": 3432533,
                "maximum": 1102,
                "minimum": 801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 59.55824126,
                "variance": 3547.184102
              },
              {
                "average": -24312088.51,
                "count": 3432533,
                "maximum": -24309974.88,
                "minimum": -24313888.03,
                "name": "GpsTime",
                "position": 12,
                "stddev": 538.612931,
                "variance": 290103.8894
              },
              {
                "average": 0,
                "count": 3432533,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3432533,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3432533,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3432533,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3432533,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0001,
              3379999.981,
              4.406660376,
              629000.0201,
              3381226.921,
              760.9866604
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0001228596,
                    3379999.980682211,
                    4.406660375519039
                  ],
                  [
                    627500.0001228596,
                    3381226.9206822114,
                    4.406660375519039
                  ],
                  [
                    629000.0201228596,
                    3381226.9206822114,
                    760.986660375519
                  ],
                  [
                    629000.0201228596,
                    3379999.980682211,
                    760.986660375519
                  ],
                  [
                    627500.0001228596,
                    3379999.980682211,
                    4.406660375519039
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T17:00:25+00:00",
            "end_time": "2010-12-06T15:55:11+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": "20101202_AK04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71820299299728,
              30.505504387249353,
              3.572240510548568
            ],
            [
              -91.71802542014761,
              30.51903702420016,
              3.572240510548568
            ],
            [
              -91.70239472735386,
              30.51888229797525,
              520.4122405105486
            ],
            [
              -91.70257446381903,
              30.505349744120327,
              520.4122405105486
            ],
            [
              -91.71820299299728,
              30.505504387249353,
              3.572240510548568
            ]
          ]
        ]
      },
      "bbox": [
        -91.71820299,
        30.50534974,
        3.572240511,
        -91.70239473,
        30.51903702,
        520.4122405
      ],
      "properties": {
        "datetime": "2010-12-06T21:21:58Z",
        "pc:count": 5509731,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623774.184,
            "count": 5509731,
            "maximum": 624500.0209,
            "minimum": 623000.0009,
            "name": "X",
            "position": 0,
            "stddev": 423.2662741,
            "variance": 179154.3388
          },
          {
            "average": 3376267.953,
            "count": 5509731,
            "maximum": 3376999.998,
            "minimum": 3375499.978,
            "name": "Y",
            "position": 1,
            "stddev": 433.2218248,
            "variance": 187681.1495
          },
          {
            "average": 13.87352247,
            "count": 5509731,
            "maximum": 520.4122405,
            "minimum": 3.572240511,
            "name": "Z",
            "position": 2,
            "stddev": 8.146537785,
            "variance": 66.36607789
          },
          {
            "average": 50.12757755,
            "count": 5509731,
            "maximum": 12468,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.43962505,
            "variance": 2346.397275
          },
          {
            "average": 1.702824875,
            "count": 5509731,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8402216927,
            "variance": 0.7059724928
          },
          {
            "average": 2.405808922,
            "count": 5509731,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9597762668,
            "variance": 0.9211704824
          },
          {
            "average": 0.5060328717,
            "count": 5509731,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999636485,
            "variance": 0.2499636498
          },
          {
            "average": 0.001260860104,
            "count": 5509731,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03548620245,
            "variance": 0.001259270564
          },
          {
            "average": 3.774529101,
            "count": 5509731,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.599586831,
            "variance": 2.558678031
          },
          {
            "average": -0.1737969449,
            "count": 5509731,
            "maximum": 10.00199986,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.054319247,
            "variance": 16.43750456
          },
          {
            "average": 0,
            "count": 5509731,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1784.229185,
            "count": 5509731,
            "maximum": 2001,
            "minimum": 1601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.30010083,
            "variance": 5372.904781
          },
          {
            "average": -24298662.94,
            "count": 5509731,
            "maximum": -24294281.13,
            "minimum": -24305381.19,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3776.465518,
            "variance": 14261691.81
          },
          {
            "average": 0,
            "count": 5509731,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5509731,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5509731,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5509731,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5509731,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0009,
          3375499.978,
          3.572240511,
          624500.0209,
          3376999.998,
          520.4122405
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0008823505,
                3375499.978450602,
                3.572240510548568
              ],
              [
                623000.0008823505,
                3376999.9984506015,
                3.572240510548568
              ],
              [
                624500.0208823505,
                3376999.9984506015,
                520.4122405105486
              ],
              [
                624500.0208823505,
                3375499.978450602,
                520.4122405105486
              ],
              [
                623000.0008823505,
                3375499.978450602,
                3.572240510548568
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:21:58+00:00",
        "end_time": "2010-12-06T18:16:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71820299,
            30.50534974,
            3.572240511,
            -91.70239473,
            30.51903702,
            520.4122405
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71820299299728,
                  30.505504387249353,
                  3.572240510548568
                ],
                [
                  -91.71802542014761,
                  30.51903702420016,
                  3.572240510548568
                ],
                [
                  -91.70239472735386,
                  30.51888229797525,
                  520.4122405105486
                ],
                [
                  -91.70257446381903,
                  30.505349744120327,
                  520.4122405105486
                ],
                [
                  -91.71820299299728,
                  30.505504387249353,
                  3.572240510548568
                ]
              ]
            ]
          },
          "id": "20101202_AK04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:21:58Z",
            "pc:count": 5509731,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623774.184,
                "count": 5509731,
                "maximum": 624500.0209,
                "minimum": 623000.0009,
                "name": "X",
                "position": 0,
                "stddev": 423.2662741,
                "variance": 179154.3388
              },
              {
                "average": 3376267.953,
                "count": 5509731,
                "maximum": 3376999.998,
                "minimum": 3375499.978,
                "name": "Y",
                "position": 1,
                "stddev": 433.2218248,
                "variance": 187681.1495
              },
              {
                "average": 13.87352247,
                "count": 5509731,
                "maximum": 520.4122405,
                "minimum": 3.572240511,
                "name": "Z",
                "position": 2,
                "stddev": 8.146537785,
                "variance": 66.36607789
              },
              {
                "average": 50.12757755,
                "count": 5509731,
                "maximum": 12468,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.43962505,
                "variance": 2346.397275
              },
              {
                "average": 1.702824875,
                "count": 5509731,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8402216927,
                "variance": 0.7059724928
              },
              {
                "average": 2.405808922,
                "count": 5509731,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9597762668,
                "variance": 0.9211704824
              },
              {
                "average": 0.5060328717,
                "count": 5509731,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999636485,
                "variance": 0.2499636498
              },
              {
                "average": 0.001260860104,
                "count": 5509731,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03548620245,
                "variance": 0.001259270564
              },
              {
                "average": 3.774529101,
                "count": 5509731,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.599586831,
                "variance": 2.558678031
              },
              {
                "average": -0.1737969449,
                "count": 5509731,
                "maximum": 10.00199986,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.054319247,
                "variance": 16.43750456
              },
              {
                "average": 0,
                "count": 5509731,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1784.229185,
                "count": 5509731,
                "maximum": 2001,
                "minimum": 1601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.30010083,
                "variance": 5372.904781
              },
              {
                "average": -24298662.94,
                "count": 5509731,
                "maximum": -24294281.13,
                "minimum": -24305381.19,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3776.465518,
                "variance": 14261691.81
              },
              {
                "average": 0,
                "count": 5509731,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5509731,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5509731,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5509731,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5509731,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0009,
              3375499.978,
              3.572240511,
              624500.0209,
              3376999.998,
              520.4122405
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0008823505,
                    3375499.978450602,
                    3.572240510548568
                  ],
                  [
                    623000.0008823505,
                    3376999.9984506015,
                    3.572240510548568
                  ],
                  [
                    624500.0208823505,
                    3376999.9984506015,
                    520.4122405105486
                  ],
                  [
                    624500.0208823505,
                    3375499.978450602,
                    520.4122405105486
                  ],
                  [
                    623000.0008823505,
                    3375499.978450602,
                    3.572240510548568
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:21:58+00:00",
            "end_time": "2010-12-06T18:16:58+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": "20101202_AO06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65606251108808,
              30.477810259527683,
              3.600445306434722
            ],
            [
              -91.65587653660228,
              30.491342616351854,
              3.600445306434722
            ],
            [
              -91.64025066515664,
              30.49118056855517,
              299.3604453064347
            ],
            [
              -91.64043880004209,
              30.477648298804244,
              299.3604453064347
            ],
            [
              -91.65606251108808,
              30.477810259527683,
              3.600445306434722
            ]
          ]
        ]
      },
      "bbox": [
        -91.65606251,
        30.4776483,
        3.600445306,
        -91.64025067,
        30.49134262,
        299.3604453
      ],
      "properties": {
        "datetime": "2010-12-06T17:43:27Z",
        "pc:count": 6131668,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629741.1464,
            "count": 6131668,
            "maximum": 630500.0214,
            "minimum": 629000.0014,
            "name": "X",
            "position": 0,
            "stddev": 434.7155911,
            "variance": 188977.6452
          },
          {
            "average": 3373223.485,
            "count": 6131668,
            "maximum": 3373999.998,
            "minimum": 3372499.978,
            "name": "Y",
            "position": 1,
            "stddev": 436.5179477,
            "variance": 190547.9187
          },
          {
            "average": 12.04772332,
            "count": 6131668,
            "maximum": 299.3604453,
            "minimum": 3.600445306,
            "name": "Z",
            "position": 2,
            "stddev": 7.43351587,
            "variance": 55.2571582
          },
          {
            "average": 45.21570509,
            "count": 6131668,
            "maximum": 4174,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.61188844,
            "variance": 1649.325483
          },
          {
            "average": 1.713760432,
            "count": 6131668,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8263413336,
            "variance": 0.6828399996
          },
          {
            "average": 2.427408007,
            "count": 6131668,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9084558198,
            "variance": 0.8252919766
          },
          {
            "average": 0.50720114,
            "count": 6131668,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999481817,
            "variance": 0.2499481843
          },
          {
            "average": 0.001224299815,
            "count": 6131668,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0349685731,
            "variance": 0.001222801105
          },
          {
            "average": 3.769937805,
            "count": 6131668,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.505714018,
            "variance": 2.267174704
          },
          {
            "average": 0.2545561574,
            "count": 6131668,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.097230356,
            "variance": 16.78729659
          },
          {
            "average": 0,
            "count": 6131668,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1268.415653,
            "count": 6131668,
            "maximum": 1401,
            "minimum": 1102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.58750056,
            "variance": 5415.120239
          },
          {
            "average": -24308547.66,
            "count": 6131668,
            "maximum": -24307392.68,
            "minimum": -24310101.97,
            "name": "GpsTime",
            "position": 12,
            "stddev": 883.9277525,
            "variance": 781328.2716
          },
          {
            "average": 0,
            "count": 6131668,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6131668,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6131668,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6131668,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6131668,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0014,
          3372499.978,
          3.600445306,
          630500.0214,
          3373999.998,
          299.3604453
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0014006487,
                3372499.9782244004,
                3.600445306434722
              ],
              [
                629000.0014006487,
                3373999.9982244,
                3.600445306434722
              ],
              [
                630500.0214006488,
                3373999.9982244,
                299.3604453064347
              ],
              [
                630500.0214006488,
                3372499.9782244004,
                299.3604453064347
              ],
              [
                629000.0014006487,
                3372499.9782244004,
                3.600445306434722
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T17:43:27+00:00",
        "end_time": "2010-12-06T16:58:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65606251,
            30.4776483,
            3.600445306,
            -91.64025067,
            30.49134262,
            299.3604453
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65606251108808,
                  30.477810259527683,
                  3.600445306434722
                ],
                [
                  -91.65587653660228,
                  30.491342616351854,
                  3.600445306434722
                ],
                [
                  -91.64025066515664,
                  30.49118056855517,
                  299.3604453064347
                ],
                [
                  -91.64043880004209,
                  30.477648298804244,
                  299.3604453064347
                ],
                [
                  -91.65606251108808,
                  30.477810259527683,
                  3.600445306434722
                ]
              ]
            ]
          },
          "id": "20101202_AO06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T17:43:27Z",
            "pc:count": 6131668,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629741.1464,
                "count": 6131668,
                "maximum": 630500.0214,
                "minimum": 629000.0014,
                "name": "X",
                "position": 0,
                "stddev": 434.7155911,
                "variance": 188977.6452
              },
              {
                "average": 3373223.485,
                "count": 6131668,
                "maximum": 3373999.998,
                "minimum": 3372499.978,
                "name": "Y",
                "position": 1,
                "stddev": 436.5179477,
                "variance": 190547.9187
              },
              {
                "average": 12.04772332,
                "count": 6131668,
                "maximum": 299.3604453,
                "minimum": 3.600445306,
                "name": "Z",
                "position": 2,
                "stddev": 7.43351587,
                "variance": 55.2571582
              },
              {
                "average": 45.21570509,
                "count": 6131668,
                "maximum": 4174,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.61188844,
                "variance": 1649.325483
              },
              {
                "average": 1.713760432,
                "count": 6131668,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8263413336,
                "variance": 0.6828399996
              },
              {
                "average": 2.427408007,
                "count": 6131668,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9084558198,
                "variance": 0.8252919766
              },
              {
                "average": 0.50720114,
                "count": 6131668,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999481817,
                "variance": 0.2499481843
              },
              {
                "average": 0.001224299815,
                "count": 6131668,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0349685731,
                "variance": 0.001222801105
              },
              {
                "average": 3.769937805,
                "count": 6131668,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.505714018,
                "variance": 2.267174704
              },
              {
                "average": 0.2545561574,
                "count": 6131668,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.097230356,
                "variance": 16.78729659
              },
              {
                "average": 0,
                "count": 6131668,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1268.415653,
                "count": 6131668,
                "maximum": 1401,
                "minimum": 1102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.58750056,
                "variance": 5415.120239
              },
              {
                "average": -24308547.66,
                "count": 6131668,
                "maximum": -24307392.68,
                "minimum": -24310101.97,
                "name": "GpsTime",
                "position": 12,
                "stddev": 883.9277525,
                "variance": 781328.2716
              },
              {
                "average": 0,
                "count": 6131668,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6131668,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6131668,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6131668,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6131668,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0014,
              3372499.978,
              3.600445306,
              630500.0214,
              3373999.998,
              299.3604453
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0014006487,
                    3372499.9782244004,
                    3.600445306434722
                  ],
                  [
                    629000.0014006487,
                    3373999.9982244,
                    3.600445306434722
                  ],
                  [
                    630500.0214006488,
                    3373999.9982244,
                    299.3604453064347
                  ],
                  [
                    630500.0214006488,
                    3372499.9782244004,
                    299.3604453064347
                  ],
                  [
                    629000.0014006487,
                    3372499.9782244004,
                    3.600445306434722
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T17:43:27+00:00",
            "end_time": "2010-12-06T16:58:18+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": "20101202_AD10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.82857677423961,
              30.42533575668819,
              2.299680742408441
            ],
            [
              -91.82841500779871,
              30.438869120451468,
              2.299680742408441
            ],
            [
              -91.81279646544799,
              30.43872796980925,
              581.9596807424084
            ],
            [
              -91.81296038719076,
              30.425194681974308,
              581.9596807424084
            ],
            [
              -91.82857677423961,
              30.42533575668819,
              2.299680742408441
            ]
          ]
        ]
      },
      "bbox": [
        -91.82857677,
        30.42519468,
        2.299680742,
        -91.81279647,
        30.43886912,
        581.9596807
      ],
      "properties": {
        "datetime": "2010-12-07T21:40:54Z",
        "pc:count": 6535784,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 613232.7048,
            "count": 6535784,
            "maximum": 614000.0194,
            "minimum": 612499.9994,
            "name": "X",
            "position": 0,
            "stddev": 429.5104941,
            "variance": 184479.2645
          },
          {
            "average": 3367219.73,
            "count": 6535784,
            "maximum": 3367999.998,
            "minimum": 3366499.978,
            "name": "Y",
            "position": 1,
            "stddev": 439.0090438,
            "variance": 192728.9405
          },
          {
            "average": 9.793902135,
            "count": 6535784,
            "maximum": 581.9596807,
            "minimum": 2.299680742,
            "name": "Z",
            "position": 2,
            "stddev": 7.099891185,
            "variance": 50.40845483
          },
          {
            "average": 31.09580136,
            "count": 6535784,
            "maximum": 199,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 26.28921958,
            "variance": 691.1230661
          },
          {
            "average": 1.796671983,
            "count": 6535784,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8912111776,
            "variance": 0.7942573631
          },
          {
            "average": 2.593259661,
            "count": 6535784,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9754304493,
            "variance": 0.9514645613
          },
          {
            "average": 0.5068036214,
            "count": 6535784,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999537468,
            "variance": 0.249953749
          },
          {
            "average": 0.001204752177,
            "count": 6535784,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03468862829,
            "variance": 0.001203300933
          },
          {
            "average": 3.925577712,
            "count": 6535784,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.451038717,
            "variance": 2.105513357
          },
          {
            "average": -0.004650588428,
            "count": 6535784,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.077254976,
            "variance": 16.62400814
          },
          {
            "average": 0,
            "count": 6535784,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3772.433827,
            "count": 6535784,
            "maximum": 3911,
            "minimum": 3601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.74362284,
            "variance": 5291.634664
          },
          {
            "average": -24211003.38,
            "count": 6535784,
            "maximum": -24206745.56,
            "minimum": -24216818.72,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3470.343539,
            "variance": 12043284.28
          },
          {
            "average": 0,
            "count": 6535784,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6535784,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6535784,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6535784,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6535784,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          612499.9994,
          3366499.978,
          2.299680742,
          614000.0194,
          3367999.998,
          581.9596807
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                612499.999373034,
                3366499.9780913834,
                2.299680742408441
              ],
              [
                612499.999373034,
                3367999.998091383,
                2.299680742408441
              ],
              [
                614000.019373034,
                3367999.998091383,
                581.9596807424084
              ],
              [
                614000.019373034,
                3366499.9780913834,
                581.9596807424084
              ],
              [
                612499.999373034,
                3366499.9780913834,
                2.299680742408441
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:40:54+00:00",
        "end_time": "2010-12-07T18:53:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AD10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AD10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AD10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AD10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.82857677,
            30.42519468,
            2.299680742,
            -91.81279647,
            30.43886912,
            581.9596807
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.82857677423961,
                  30.42533575668819,
                  2.299680742408441
                ],
                [
                  -91.82841500779871,
                  30.438869120451468,
                  2.299680742408441
                ],
                [
                  -91.81279646544799,
                  30.43872796980925,
                  581.9596807424084
                ],
                [
                  -91.81296038719076,
                  30.425194681974308,
                  581.9596807424084
                ],
                [
                  -91.82857677423961,
                  30.42533575668819,
                  2.299680742408441
                ]
              ]
            ]
          },
          "id": "20101202_AD10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AD10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:40:54Z",
            "pc:count": 6535784,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 613232.7048,
                "count": 6535784,
                "maximum": 614000.0194,
                "minimum": 612499.9994,
                "name": "X",
                "position": 0,
                "stddev": 429.5104941,
                "variance": 184479.2645
              },
              {
                "average": 3367219.73,
                "count": 6535784,
                "maximum": 3367999.998,
                "minimum": 3366499.978,
                "name": "Y",
                "position": 1,
                "stddev": 439.0090438,
                "variance": 192728.9405
              },
              {
                "average": 9.793902135,
                "count": 6535784,
                "maximum": 581.9596807,
                "minimum": 2.299680742,
                "name": "Z",
                "position": 2,
                "stddev": 7.099891185,
                "variance": 50.40845483
              },
              {
                "average": 31.09580136,
                "count": 6535784,
                "maximum": 199,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 26.28921958,
                "variance": 691.1230661
              },
              {
                "average": 1.796671983,
                "count": 6535784,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8912111776,
                "variance": 0.7942573631
              },
              {
                "average": 2.593259661,
                "count": 6535784,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9754304493,
                "variance": 0.9514645613
              },
              {
                "average": 0.5068036214,
                "count": 6535784,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999537468,
                "variance": 0.249953749
              },
              {
                "average": 0.001204752177,
                "count": 6535784,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03468862829,
                "variance": 0.001203300933
              },
              {
                "average": 3.925577712,
                "count": 6535784,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.451038717,
                "variance": 2.105513357
              },
              {
                "average": -0.004650588428,
                "count": 6535784,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.077254976,
                "variance": 16.62400814
              },
              {
                "average": 0,
                "count": 6535784,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3772.433827,
                "count": 6535784,
                "maximum": 3911,
                "minimum": 3601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.74362284,
                "variance": 5291.634664
              },
              {
                "average": -24211003.38,
                "count": 6535784,
                "maximum": -24206745.56,
                "minimum": -24216818.72,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3470.343539,
                "variance": 12043284.28
              },
              {
                "average": 0,
                "count": 6535784,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6535784,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6535784,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6535784,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6535784,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              612499.9994,
              3366499.978,
              2.299680742,
              614000.0194,
              3367999.998,
              581.9596807
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    612499.999373034,
                    3366499.9780913834,
                    2.299680742408441
                  ],
                  [
                    612499.999373034,
                    3367999.998091383,
                    2.299680742408441
                  ],
                  [
                    614000.019373034,
                    3367999.998091383,
                    581.9596807424084
                  ],
                  [
                    614000.019373034,
                    3366499.9780913834,
                    581.9596807424084
                  ],
                  [
                    612499.999373034,
                    3366499.9780913834,
                    2.299680742408441
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:40:54+00:00",
            "end_time": "2010-12-07T18:53:01+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": "20101202_AA07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.87117255768896,
              30.466315194151424,
              3.295367739449823
            ],
            [
              -91.87101641761441,
              30.47984867562364,
              3.295367739449823
            ],
            [
              -91.85917882583266,
              30.479745650185173,
              123.47536773944984
            ],
            [
              -91.8593366022026,
              30.466212224088768,
              123.47536773944984
            ],
            [
              -91.87117255768896,
              30.466315194151424,
              3.295367739449823
            ]
          ]
        ]
      },
      "bbox": [
        -91.87117256,
        30.46621222,
        3.295367739,
        -91.85917883,
        30.47984868,
        123.4753677
      ],
      "properties": {
        "datetime": "2010-12-07T22:17:37Z",
        "pc:count": 4299513,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 608969.5651,
            "count": 4299513,
            "maximum": 609500.0162,
            "minimum": 608363.6162,
            "name": "X",
            "position": 0,
            "stddev": 307.7465886,
            "variance": 94707.96278
          },
          {
            "average": 3371683.862,
            "count": 4299513,
            "maximum": 3372500,
            "minimum": 3370999.98,
            "name": "Y",
            "position": 1,
            "stddev": 415.8624448,
            "variance": 172941.573
          },
          {
            "average": 10.38137046,
            "count": 4299513,
            "maximum": 123.4753677,
            "minimum": 3.295367739,
            "name": "Z",
            "position": 2,
            "stddev": 6.882370463,
            "variance": 47.36702319
          },
          {
            "average": 39.82394611,
            "count": 4299513,
            "maximum": 250,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 34.7844541,
            "variance": 1209.958247
          },
          {
            "average": 1.713466153,
            "count": 4299513,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.818983236,
            "variance": 0.6707335409
          },
          {
            "average": 2.426790662,
            "count": 4299513,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8887579543,
            "variance": 0.7898907014
          },
          {
            "average": 0.5071979082,
            "count": 4299513,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999482456,
            "variance": 0.2499482483
          },
          {
            "average": 0.001305729277,
            "count": 4299513,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03611128149,
            "variance": 0.001304024651
          },
          {
            "average": 3.711735259,
            "count": 4299513,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.513720769,
            "variance": 2.291350567
          },
          {
            "average": -0.2120733108,
            "count": 4299513,
            "maximum": 10.00199986,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.357567481,
            "variance": 18.98839436
          },
          {
            "average": 0,
            "count": 4299513,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3973.125708,
            "count": 4299513,
            "maximum": 4101,
            "minimum": 3801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 57.70641056,
            "variance": 3330.029819
          },
          {
            "average": -24206362.84,
            "count": 4299513,
            "maximum": -24204542.41,
            "minimum": -24208783.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 571.069403,
            "variance": 326120.2631
          },
          {
            "average": 0,
            "count": 4299513,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4299513,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4299513,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4299513,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4299513,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          608363.6162,
          3370999.98,
          3.295367739,
          609500.0162,
          3372500,
          123.4753677
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                608363.6162488118,
                3370999.97980077,
                3.295367739449823
              ],
              [
                608363.6162488118,
                3372499.9998007696,
                3.295367739449823
              ],
              [
                609500.0162488117,
                3372499.9998007696,
                123.47536773944984
              ],
              [
                609500.0162488117,
                3370999.97980077,
                123.47536773944984
              ],
              [
                608363.6162488118,
                3370999.97980077,
                3.295367739449823
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:17:37+00:00",
        "end_time": "2010-12-07T21:06:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.87117256,
            30.46621222,
            3.295367739,
            -91.85917883,
            30.47984868,
            123.4753677
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.87117255768896,
                  30.466315194151424,
                  3.295367739449823
                ],
                [
                  -91.87101641761441,
                  30.47984867562364,
                  3.295367739449823
                ],
                [
                  -91.85917882583266,
                  30.479745650185173,
                  123.47536773944984
                ],
                [
                  -91.8593366022026,
                  30.466212224088768,
                  123.47536773944984
                ],
                [
                  -91.87117255768896,
                  30.466315194151424,
                  3.295367739449823
                ]
              ]
            ]
          },
          "id": "20101202_AA07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:17:37Z",
            "pc:count": 4299513,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 608969.5651,
                "count": 4299513,
                "maximum": 609500.0162,
                "minimum": 608363.6162,
                "name": "X",
                "position": 0,
                "stddev": 307.7465886,
                "variance": 94707.96278
              },
              {
                "average": 3371683.862,
                "count": 4299513,
                "maximum": 3372500,
                "minimum": 3370999.98,
                "name": "Y",
                "position": 1,
                "stddev": 415.8624448,
                "variance": 172941.573
              },
              {
                "average": 10.38137046,
                "count": 4299513,
                "maximum": 123.4753677,
                "minimum": 3.295367739,
                "name": "Z",
                "position": 2,
                "stddev": 6.882370463,
                "variance": 47.36702319
              },
              {
                "average": 39.82394611,
                "count": 4299513,
                "maximum": 250,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 34.7844541,
                "variance": 1209.958247
              },
              {
                "average": 1.713466153,
                "count": 4299513,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.818983236,
                "variance": 0.6707335409
              },
              {
                "average": 2.426790662,
                "count": 4299513,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8887579543,
                "variance": 0.7898907014
              },
              {
                "average": 0.5071979082,
                "count": 4299513,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999482456,
                "variance": 0.2499482483
              },
              {
                "average": 0.001305729277,
                "count": 4299513,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03611128149,
                "variance": 0.001304024651
              },
              {
                "average": 3.711735259,
                "count": 4299513,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.513720769,
                "variance": 2.291350567
              },
              {
                "average": -0.2120733108,
                "count": 4299513,
                "maximum": 10.00199986,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.357567481,
                "variance": 18.98839436
              },
              {
                "average": 0,
                "count": 4299513,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3973.125708,
                "count": 4299513,
                "maximum": 4101,
                "minimum": 3801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 57.70641056,
                "variance": 3330.029819
              },
              {
                "average": -24206362.84,
                "count": 4299513,
                "maximum": -24204542.41,
                "minimum": -24208783.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 571.069403,
                "variance": 326120.2631
              },
              {
                "average": 0,
                "count": 4299513,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4299513,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4299513,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4299513,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4299513,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              608363.6162,
              3370999.98,
              3.295367739,
              609500.0162,
              3372500,
              123.4753677
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    608363.6162488118,
                    3370999.97980077,
                    3.295367739449823
                  ],
                  [
                    608363.6162488118,
                    3372499.9998007696,
                    3.295367739449823
                  ],
                  [
                    609500.0162488117,
                    3372499.9998007696,
                    123.47536773944984
                  ],
                  [
                    609500.0162488117,
                    3370999.97980077,
                    123.47536773944984
                  ],
                  [
                    608363.6162488118,
                    3370999.97980077,
                    3.295367739449823
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:17:37+00:00",
            "end_time": "2010-12-07T21:06:56+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": "20101202_AN02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67095016986137,
              30.53209921127846,
              4.15542386297949
            ],
            [
              -91.6707658568218,
              30.545631537651584,
              4.15542386297949
            ],
            [
              -91.6551312028453,
              30.545471017213718,
              162.5154238629795
            ],
            [
              -91.65531768221966,
              30.531938777001585,
              162.5154238629795
            ],
            [
              -91.67095016986137,
              30.53209921127846,
              4.15542386297949
            ]
          ]
        ]
      },
      "bbox": [
        -91.67095017,
        30.53193878,
        4.155423863,
        -91.6551312,
        30.54563154,
        162.5154239
      ],
      "properties": {
        "datetime": "2010-12-06T17:06:12Z",
        "pc:count": 5676006,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628266.2793,
            "count": 5676006,
            "maximum": 629000.0191,
            "minimum": 627499.9991,
            "name": "X",
            "position": 0,
            "stddev": 430.1871802,
            "variance": 185061.01
          },
          {
            "average": 3379260.198,
            "count": 5676006,
            "maximum": 3379999.997,
            "minimum": 3378499.977,
            "name": "Y",
            "position": 1,
            "stddev": 419.173581,
            "variance": 175706.491
          },
          {
            "average": 10.97838561,
            "count": 5676006,
            "maximum": 162.5154239,
            "minimum": 4.155423863,
            "name": "Z",
            "position": 2,
            "stddev": 7.196033549,
            "variance": 51.78289884
          },
          {
            "average": 45.56166889,
            "count": 5676006,
            "maximum": 3996,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.11499978,
            "variance": 1690.443207
          },
          {
            "average": 1.659223405,
            "count": 5676006,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8185449112,
            "variance": 0.6700157717
          },
          {
            "average": 2.318358543,
            "count": 5676006,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9572258613,
            "variance": 0.9162813495
          },
          {
            "average": 0.5072140516,
            "count": 5676006,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999479988,
            "variance": 0.2499480015
          },
          {
            "average": 0.001242422929,
            "count": 5676006,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03522612004,
            "variance": 0.001240879533
          },
          {
            "average": 3.557591201,
            "count": 5676006,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.539836519,
            "variance": 2.371096507
          },
          {
            "average": 0.1526948915,
            "count": 5676006,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.029038443,
            "variance": 16.23315078
          },
          {
            "average": 0,
            "count": 5676006,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1004.522143,
            "count": 5676006,
            "maximum": 1201,
            "minimum": 801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.50313177,
            "variance": 4830.685326
          },
          {
            "average": -24311376.96,
            "count": 5676006,
            "maximum": -24309627.33,
            "minimum": -24313867.36,
            "name": "GpsTime",
            "position": 12,
            "stddev": 811.6753946,
            "variance": 658816.9462
          },
          {
            "average": 0,
            "count": 5676006,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5676006,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5676006,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5676006,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5676006,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627499.9991,
          3378499.977,
          4.155423863,
          629000.0191,
          3379999.997,
          162.5154239
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627499.9990644648,
                3378499.9769680994,
                4.15542386297949
              ],
              [
                627499.9990644648,
                3379999.996968099,
                4.15542386297949
              ],
              [
                629000.0190644648,
                3379999.996968099,
                162.5154238629795
              ],
              [
                629000.0190644648,
                3378499.9769680994,
                162.5154238629795
              ],
              [
                627499.9990644648,
                3378499.9769680994,
                4.15542386297949
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T17:06:12+00:00",
        "end_time": "2010-12-06T15:55:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67095017,
            30.53193878,
            4.155423863,
            -91.6551312,
            30.54563154,
            162.5154239
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67095016986137,
                  30.53209921127846,
                  4.15542386297949
                ],
                [
                  -91.6707658568218,
                  30.545631537651584,
                  4.15542386297949
                ],
                [
                  -91.6551312028453,
                  30.545471017213718,
                  162.5154238629795
                ],
                [
                  -91.65531768221966,
                  30.531938777001585,
                  162.5154238629795
                ],
                [
                  -91.67095016986137,
                  30.53209921127846,
                  4.15542386297949
                ]
              ]
            ]
          },
          "id": "20101202_AN02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T17:06:12Z",
            "pc:count": 5676006,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628266.2793,
                "count": 5676006,
                "maximum": 629000.0191,
                "minimum": 627499.9991,
                "name": "X",
                "position": 0,
                "stddev": 430.1871802,
                "variance": 185061.01
              },
              {
                "average": 3379260.198,
                "count": 5676006,
                "maximum": 3379999.997,
                "minimum": 3378499.977,
                "name": "Y",
                "position": 1,
                "stddev": 419.173581,
                "variance": 175706.491
              },
              {
                "average": 10.97838561,
                "count": 5676006,
                "maximum": 162.5154239,
                "minimum": 4.155423863,
                "name": "Z",
                "position": 2,
                "stddev": 7.196033549,
                "variance": 51.78289884
              },
              {
                "average": 45.56166889,
                "count": 5676006,
                "maximum": 3996,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.11499978,
                "variance": 1690.443207
              },
              {
                "average": 1.659223405,
                "count": 5676006,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8185449112,
                "variance": 0.6700157717
              },
              {
                "average": 2.318358543,
                "count": 5676006,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9572258613,
                "variance": 0.9162813495
              },
              {
                "average": 0.5072140516,
                "count": 5676006,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999479988,
                "variance": 0.2499480015
              },
              {
                "average": 0.001242422929,
                "count": 5676006,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03522612004,
                "variance": 0.001240879533
              },
              {
                "average": 3.557591201,
                "count": 5676006,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.539836519,
                "variance": 2.371096507
              },
              {
                "average": 0.1526948915,
                "count": 5676006,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.029038443,
                "variance": 16.23315078
              },
              {
                "average": 0,
                "count": 5676006,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1004.522143,
                "count": 5676006,
                "maximum": 1201,
                "minimum": 801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.50313177,
                "variance": 4830.685326
              },
              {
                "average": -24311376.96,
                "count": 5676006,
                "maximum": -24309627.33,
                "minimum": -24313867.36,
                "name": "GpsTime",
                "position": 12,
                "stddev": 811.6753946,
                "variance": 658816.9462
              },
              {
                "average": 0,
                "count": 5676006,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5676006,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5676006,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5676006,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5676006,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627499.9991,
              3378499.977,
              4.155423863,
              629000.0191,
              3379999.997,
              162.5154239
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627499.9990644648,
                    3378499.9769680994,
                    4.15542386297949
                  ],
                  [
                    627499.9990644648,
                    3379999.996968099,
                    4.15542386297949
                  ],
                  [
                    629000.0190644648,
                    3379999.996968099,
                    162.5154238629795
                  ],
                  [
                    629000.0190644648,
                    3378499.9769680994,
                    162.5154238629795
                  ],
                  [
                    627499.9990644648,
                    3378499.9769680994,
                    4.15542386297949
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T17:06:12+00:00",
            "end_time": "2010-12-06T15:55:32+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": "20101202_AL20.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.70543390602737,
              30.288827835398582,
              2.105564549678604
            ],
            [
              -91.70525610973344,
              30.30236085355753,
              2.105564549678604
            ],
            [
              -91.68965997968802,
              30.30220559620176,
              247.9455645496786
            ],
            [
              -91.68983991618285,
              30.28867266178292,
              247.9455645496786
            ],
            [
              -91.70543390602737,
              30.288827835398582,
              2.105564549678604
            ]
          ]
        ]
      },
      "bbox": [
        -91.70543391,
        30.28867266,
        2.10556455,
        -91.68965998,
        30.30236085,
        247.9455645
      ],
      "properties": {
        "datetime": "2010-12-07T18:38:29Z",
        "pc:count": 4068830,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625310.5632,
            "count": 4068830,
            "maximum": 626000.0205,
            "minimum": 624500.0005,
            "name": "X",
            "position": 0,
            "stddev": 409.7930908,
            "variance": 167930.3772
          },
          {
            "average": 3352234.188,
            "count": 4068830,
            "maximum": 3353000,
            "minimum": 3351499.98,
            "name": "Y",
            "position": 1,
            "stddev": 445.9324861,
            "variance": 198855.7822
          },
          {
            "average": 8.459074414,
            "count": 4068830,
            "maximum": 247.9455645,
            "minimum": 2.10556455,
            "name": "Z",
            "position": 2,
            "stddev": 6.686823108,
            "variance": 44.71360328
          },
          {
            "average": 47.55496273,
            "count": 4068830,
            "maximum": 12204,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.76949954,
            "variance": 1829.230091
          },
          {
            "average": 1.448644942,
            "count": 4068830,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7568165772,
            "variance": 0.5727713315
          },
          {
            "average": 1.897463153,
            "count": 4068830,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.033743166,
            "variance": 1.068624932
          },
          {
            "average": 0.5074810203,
            "count": 4068830,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999440926,
            "variance": 0.2499440958
          },
          {
            "average": 0.001250728096,
            "count": 4068830,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03534351542,
            "variance": 0.001249164083
          },
          {
            "average": 3.486484813,
            "count": 4068830,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.514876399,
            "variance": 2.294850505
          },
          {
            "average": -0.3250907255,
            "count": 4068830,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.927618455,
            "variance": 15.42618673
          },
          {
            "average": 0,
            "count": 4068830,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3380.873787,
            "count": 4068830,
            "maximum": 3502,
            "minimum": 3202,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.51540423,
            "variance": 4972.422234
          },
          {
            "average": -24218979.24,
            "count": 4068830,
            "maximum": -24217690.93,
            "minimum": -24220906.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 799.1265508,
            "variance": 638603.2441
          },
          {
            "average": 0,
            "count": 4068830,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4068830,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4068830,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4068830,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4068830,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          624500.0005,
          3351499.98,
          2.10556455,
          626000.0205,
          3353000,
          247.9455645
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                624500.0004879999,
                3351499.979917475,
                2.105564549678604
              ],
              [
                624500.0004879999,
                3352999.9999174746,
                2.105564549678604
              ],
              [
                626000.0204879999,
                3352999.9999174746,
                247.9455645496786
              ],
              [
                626000.0204879999,
                3351499.979917475,
                247.9455645496786
              ],
              [
                624500.0004879999,
                3351499.979917475,
                2.105564549678604
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:38:29+00:00",
        "end_time": "2010-12-07T17:44:53+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL20.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL20.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL20.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL20.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.70543391,
            30.28867266,
            2.10556455,
            -91.68965998,
            30.30236085,
            247.9455645
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.70543390602737,
                  30.288827835398582,
                  2.105564549678604
                ],
                [
                  -91.70525610973344,
                  30.30236085355753,
                  2.105564549678604
                ],
                [
                  -91.68965997968802,
                  30.30220559620176,
                  247.9455645496786
                ],
                [
                  -91.68983991618285,
                  30.28867266178292,
                  247.9455645496786
                ],
                [
                  -91.70543390602737,
                  30.288827835398582,
                  2.105564549678604
                ]
              ]
            ]
          },
          "id": "20101202_AL20.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL20.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:38:29Z",
            "pc:count": 4068830,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625310.5632,
                "count": 4068830,
                "maximum": 626000.0205,
                "minimum": 624500.0005,
                "name": "X",
                "position": 0,
                "stddev": 409.7930908,
                "variance": 167930.3772
              },
              {
                "average": 3352234.188,
                "count": 4068830,
                "maximum": 3353000,
                "minimum": 3351499.98,
                "name": "Y",
                "position": 1,
                "stddev": 445.9324861,
                "variance": 198855.7822
              },
              {
                "average": 8.459074414,
                "count": 4068830,
                "maximum": 247.9455645,
                "minimum": 2.10556455,
                "name": "Z",
                "position": 2,
                "stddev": 6.686823108,
                "variance": 44.71360328
              },
              {
                "average": 47.55496273,
                "count": 4068830,
                "maximum": 12204,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.76949954,
                "variance": 1829.230091
              },
              {
                "average": 1.448644942,
                "count": 4068830,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7568165772,
                "variance": 0.5727713315
              },
              {
                "average": 1.897463153,
                "count": 4068830,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.033743166,
                "variance": 1.068624932
              },
              {
                "average": 0.5074810203,
                "count": 4068830,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999440926,
                "variance": 0.2499440958
              },
              {
                "average": 0.001250728096,
                "count": 4068830,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03534351542,
                "variance": 0.001249164083
              },
              {
                "average": 3.486484813,
                "count": 4068830,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.514876399,
                "variance": 2.294850505
              },
              {
                "average": -0.3250907255,
                "count": 4068830,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.927618455,
                "variance": 15.42618673
              },
              {
                "average": 0,
                "count": 4068830,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3380.873787,
                "count": 4068830,
                "maximum": 3502,
                "minimum": 3202,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.51540423,
                "variance": 4972.422234
              },
              {
                "average": -24218979.24,
                "count": 4068830,
                "maximum": -24217690.93,
                "minimum": -24220906.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 799.1265508,
                "variance": 638603.2441
              },
              {
                "average": 0,
                "count": 4068830,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4068830,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4068830,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4068830,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4068830,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              624500.0005,
              3351499.98,
              2.10556455,
              626000.0205,
              3353000,
              247.9455645
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    624500.0004879999,
                    3351499.979917475,
                    2.105564549678604
                  ],
                  [
                    624500.0004879999,
                    3352999.9999174746,
                    2.105564549678604
                  ],
                  [
                    626000.0204879999,
                    3352999.9999174746,
                    247.9455645496786
                  ],
                  [
                    626000.0204879999,
                    3351499.979917475,
                    247.9455645496786
                  ],
                  [
                    624500.0004879999,
                    3351499.979917475,
                    2.105564549678604
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:38:29+00:00",
            "end_time": "2010-12-07T17:44:53+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": "20101202_AI11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75066942610349,
              30.411078904855305,
              2.548108877968232
            ],
            [
              -91.75049700092714,
              30.424611907899312,
              2.548108877968232
            ],
            [
              -91.73488118415133,
              30.424461496996663,
              238.00810887796825
            ],
            [
              -91.73505576284042,
              30.410928574882806,
              238.00810887796825
            ],
            [
              -91.75066942610349,
              30.411078904855305,
              2.548108877968232
            ]
          ]
        ]
      },
      "bbox": [
        -91.75066943,
        30.41092857,
        2.548108878,
        -91.73488118,
        30.42461191,
        238.0081089
      ],
      "properties": {
        "datetime": "2010-12-07T17:28:11Z",
        "pc:count": 5808991,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620763.1507,
            "count": 5808991,
            "maximum": 621500.0196,
            "minimum": 619999.9996,
            "name": "X",
            "position": 0,
            "stddev": 427.940051,
            "variance": 183132.6872
          },
          {
            "average": 3365753.36,
            "count": 5808991,
            "maximum": 3366499.999,
            "minimum": 3364999.979,
            "name": "Y",
            "position": 1,
            "stddev": 427.2432583,
            "variance": 182536.8018
          },
          {
            "average": 12.88484293,
            "count": 5808991,
            "maximum": 238.0081089,
            "minimum": 2.548108878,
            "name": "Z",
            "position": 2,
            "stddev": 8.286800427,
            "variance": 68.67106132
          },
          {
            "average": 43.46872564,
            "count": 5808991,
            "maximum": 1075,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.46206634,
            "variance": 1803.027078
          },
          {
            "average": 1.714809164,
            "count": 5808991,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8865283005,
            "variance": 0.7859324276
          },
          {
            "average": 2.429704229,
            "count": 5808991,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.063985301,
            "variance": 1.132064722
          },
          {
            "average": 0.510444585,
            "count": 5808991,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998909418,
            "variance": 0.2498909537
          },
          {
            "average": 0.001200380582,
            "count": 5808991,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03462571119,
            "variance": 0.001198939875
          },
          {
            "average": 3.815594309,
            "count": 5808991,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.489309109,
            "variance": 2.218041621
          },
          {
            "average": -0.09360449302,
            "count": 5808991,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.905168947,
            "variance": 15.25034451
          },
          {
            "average": 0,
            "count": 5808991,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2943.079012,
            "count": 5808991,
            "maximum": 3102,
            "minimum": 2801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.75613776,
            "variance": 5148.943306
          },
          {
            "average": -24223846.03,
            "count": 5808991,
            "maximum": -24221908.55,
            "minimum": -24225617.09,
            "name": "GpsTime",
            "position": 12,
            "stddev": 771.379857,
            "variance": 595026.8838
          },
          {
            "average": 0,
            "count": 5808991,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5808991,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5808991,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5808991,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5808991,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          619999.9996,
          3364999.979,
          2.548108878,
          621500.0196,
          3366499.999,
          238.0081089
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                619999.9996354855,
                3364999.978924112,
                2.548108877968232
              ],
              [
                619999.9996354855,
                3366499.9989241115,
                2.548108877968232
              ],
              [
                621500.0196354855,
                3366499.9989241115,
                238.00810887796825
              ],
              [
                621500.0196354855,
                3364999.978924112,
                238.00810887796825
              ],
              [
                619999.9996354855,
                3364999.978924112,
                2.548108877968232
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:28:11+00:00",
        "end_time": "2010-12-07T16:26:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75066943,
            30.41092857,
            2.548108878,
            -91.73488118,
            30.42461191,
            238.0081089
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75066942610349,
                  30.411078904855305,
                  2.548108877968232
                ],
                [
                  -91.75049700092714,
                  30.424611907899312,
                  2.548108877968232
                ],
                [
                  -91.73488118415133,
                  30.424461496996663,
                  238.00810887796825
                ],
                [
                  -91.73505576284042,
                  30.410928574882806,
                  238.00810887796825
                ],
                [
                  -91.75066942610349,
                  30.411078904855305,
                  2.548108877968232
                ]
              ]
            ]
          },
          "id": "20101202_AI11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:28:11Z",
            "pc:count": 5808991,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620763.1507,
                "count": 5808991,
                "maximum": 621500.0196,
                "minimum": 619999.9996,
                "name": "X",
                "position": 0,
                "stddev": 427.940051,
                "variance": 183132.6872
              },
              {
                "average": 3365753.36,
                "count": 5808991,
                "maximum": 3366499.999,
                "minimum": 3364999.979,
                "name": "Y",
                "position": 1,
                "stddev": 427.2432583,
                "variance": 182536.8018
              },
              {
                "average": 12.88484293,
                "count": 5808991,
                "maximum": 238.0081089,
                "minimum": 2.548108878,
                "name": "Z",
                "position": 2,
                "stddev": 8.286800427,
                "variance": 68.67106132
              },
              {
                "average": 43.46872564,
                "count": 5808991,
                "maximum": 1075,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.46206634,
                "variance": 1803.027078
              },
              {
                "average": 1.714809164,
                "count": 5808991,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8865283005,
                "variance": 0.7859324276
              },
              {
                "average": 2.429704229,
                "count": 5808991,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.063985301,
                "variance": 1.132064722
              },
              {
                "average": 0.510444585,
                "count": 5808991,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998909418,
                "variance": 0.2498909537
              },
              {
                "average": 0.001200380582,
                "count": 5808991,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03462571119,
                "variance": 0.001198939875
              },
              {
                "average": 3.815594309,
                "count": 5808991,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.489309109,
                "variance": 2.218041621
              },
              {
                "average": -0.09360449302,
                "count": 5808991,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.905168947,
                "variance": 15.25034451
              },
              {
                "average": 0,
                "count": 5808991,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2943.079012,
                "count": 5808991,
                "maximum": 3102,
                "minimum": 2801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.75613776,
                "variance": 5148.943306
              },
              {
                "average": -24223846.03,
                "count": 5808991,
                "maximum": -24221908.55,
                "minimum": -24225617.09,
                "name": "GpsTime",
                "position": 12,
                "stddev": 771.379857,
                "variance": 595026.8838
              },
              {
                "average": 0,
                "count": 5808991,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5808991,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5808991,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5808991,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5808991,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              619999.9996,
              3364999.979,
              2.548108878,
              621500.0196,
              3366499.999,
              238.0081089
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    619999.9996354855,
                    3364999.978924112,
                    2.548108877968232
                  ],
                  [
                    619999.9996354855,
                    3366499.9989241115,
                    2.548108877968232
                  ],
                  [
                    621500.0196354855,
                    3366499.9989241115,
                    238.00810887796825
                  ],
                  [
                    621500.0196354855,
                    3364999.978924112,
                    238.00810887796825
                  ],
                  [
                    619999.9996354855,
                    3364999.978924112,
                    2.548108877968232
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:28:11+00:00",
            "end_time": "2010-12-07T16:26:22+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": "20101202_AG09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78156032808708,
              30.43843989304354,
              2.764154121141424
            ],
            [
              -91.78139198189129,
              30.45197299708055,
              2.764154121141424
            ],
            [
              -91.76577162099473,
              30.45182616260119,
              113.38415412114142
            ],
            [
              -91.76594212375915,
              30.438293137528134,
              113.38415412114142
            ],
            [
              -91.78156032808708,
              30.43843989304354,
              2.764154121141424
            ]
          ]
        ]
      },
      "bbox": [
        -91.78156033,
        30.43829314,
        2.764154121,
        -91.76577162,
        30.451973,
        113.3841541
      ],
      "properties": {
        "datetime": "2010-12-07T18:05:47Z",
        "pc:count": 3728450,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617801.4566,
            "count": 3728450,
            "maximum": 618500.0208,
            "minimum": 617000.0008,
            "name": "X",
            "position": 0,
            "stddev": 461.3159079,
            "variance": 212812.3669
          },
          {
            "average": 3368756.328,
            "count": 3728450,
            "maximum": 3369499.999,
            "minimum": 3367999.979,
            "name": "Y",
            "position": 1,
            "stddev": 425.6861265,
            "variance": 181208.6783
          },
          {
            "average": 8.767262533,
            "count": 3728450,
            "maximum": 113.3841541,
            "minimum": 2.764154121,
            "name": "Z",
            "position": 2,
            "stddev": 6.556459352,
            "variance": 42.98715923
          },
          {
            "average": 92.61127037,
            "count": 3728450,
            "maximum": 1410,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 50.73042194,
            "variance": 2573.57571
          },
          {
            "average": 1.284955142,
            "count": 3728450,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6608087185,
            "variance": 0.4366681625
          },
          {
            "average": 1.569792005,
            "count": 3728450,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9714232014,
            "variance": 0.9436630362
          },
          {
            "average": 0.5037160214,
            "count": 3728450,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499986258,
            "variance": 0.2499862582
          },
          {
            "average": 0.001219273425,
            "count": 3728450,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03489680678,
            "variance": 0.001217787124
          },
          {
            "average": 2.703961163,
            "count": 3728450,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.362821848,
            "variance": 1.85728339
          },
          {
            "average": 0.5372357734,
            "count": 3728450,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.15757781,
            "variance": 17.28545324
          },
          {
            "average": 0,
            "count": 3728450,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3086.744783,
            "count": 3728450,
            "maximum": 3302,
            "minimum": 2902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.04320363,
            "variance": 5047.136782
          },
          {
            "average": -24222240.29,
            "count": 3728450,
            "maximum": -24219652.24,
            "minimum": -24224078.82,
            "name": "GpsTime",
            "position": 12,
            "stddev": 863.448305,
            "variance": 745542.9754
          },
          {
            "average": 0,
            "count": 3728450,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3728450,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3728450,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3728450,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3728450,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          617000.0008,
          3367999.979,
          2.764154121,
          618500.0208,
          3369499.999,
          113.3841541
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                617000.0007798655,
                3367999.978568539,
                2.764154121141424
              ],
              [
                617000.0007798655,
                3369499.9985685386,
                2.764154121141424
              ],
              [
                618500.0207798656,
                3369499.9985685386,
                113.38415412114142
              ],
              [
                618500.0207798656,
                3367999.978568539,
                113.38415412114142
              ],
              [
                617000.0007798655,
                3367999.978568539,
                2.764154121141424
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:05:47+00:00",
        "end_time": "2010-12-07T16:52:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78156033,
            30.43829314,
            2.764154121,
            -91.76577162,
            30.451973,
            113.3841541
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78156032808708,
                  30.43843989304354,
                  2.764154121141424
                ],
                [
                  -91.78139198189129,
                  30.45197299708055,
                  2.764154121141424
                ],
                [
                  -91.76577162099473,
                  30.45182616260119,
                  113.38415412114142
                ],
                [
                  -91.76594212375915,
                  30.438293137528134,
                  113.38415412114142
                ],
                [
                  -91.78156032808708,
                  30.43843989304354,
                  2.764154121141424
                ]
              ]
            ]
          },
          "id": "20101202_AG09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:05:47Z",
            "pc:count": 3728450,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617801.4566,
                "count": 3728450,
                "maximum": 618500.0208,
                "minimum": 617000.0008,
                "name": "X",
                "position": 0,
                "stddev": 461.3159079,
                "variance": 212812.3669
              },
              {
                "average": 3368756.328,
                "count": 3728450,
                "maximum": 3369499.999,
                "minimum": 3367999.979,
                "name": "Y",
                "position": 1,
                "stddev": 425.6861265,
                "variance": 181208.6783
              },
              {
                "average": 8.767262533,
                "count": 3728450,
                "maximum": 113.3841541,
                "minimum": 2.764154121,
                "name": "Z",
                "position": 2,
                "stddev": 6.556459352,
                "variance": 42.98715923
              },
              {
                "average": 92.61127037,
                "count": 3728450,
                "maximum": 1410,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 50.73042194,
                "variance": 2573.57571
              },
              {
                "average": 1.284955142,
                "count": 3728450,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6608087185,
                "variance": 0.4366681625
              },
              {
                "average": 1.569792005,
                "count": 3728450,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9714232014,
                "variance": 0.9436630362
              },
              {
                "average": 0.5037160214,
                "count": 3728450,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499986258,
                "variance": 0.2499862582
              },
              {
                "average": 0.001219273425,
                "count": 3728450,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03489680678,
                "variance": 0.001217787124
              },
              {
                "average": 2.703961163,
                "count": 3728450,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.362821848,
                "variance": 1.85728339
              },
              {
                "average": 0.5372357734,
                "count": 3728450,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.15757781,
                "variance": 17.28545324
              },
              {
                "average": 0,
                "count": 3728450,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3086.744783,
                "count": 3728450,
                "maximum": 3302,
                "minimum": 2902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.04320363,
                "variance": 5047.136782
              },
              {
                "average": -24222240.29,
                "count": 3728450,
                "maximum": -24219652.24,
                "minimum": -24224078.82,
                "name": "GpsTime",
                "position": 12,
                "stddev": 863.448305,
                "variance": 745542.9754
              },
              {
                "average": 0,
                "count": 3728450,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3728450,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3728450,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3728450,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3728450,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              617000.0008,
              3367999.979,
              2.764154121,
              618500.0208,
              3369499.999,
              113.3841541
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    617000.0007798655,
                    3367999.978568539,
                    2.764154121141424
                  ],
                  [
                    617000.0007798655,
                    3369499.9985685386,
                    2.764154121141424
                  ],
                  [
                    618500.0207798656,
                    3369499.9985685386,
                    113.38415412114142
                  ],
                  [
                    618500.0207798656,
                    3367999.978568539,
                    113.38415412114142
                  ],
                  [
                    617000.0007798655,
                    3367999.978568539,
                    2.764154121141424
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:05:47+00:00",
            "end_time": "2010-12-07T16:52:01+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": "20101202_AK05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71838046137292,
              30.491971908059213,
              4.291548895529246
            ],
            [
              -91.71820300884397,
              30.50550457406722,
              4.291548895529246
            ],
            [
              -91.70257447963577,
              30.505349930939232,
              351.75154889552925
            ],
            [
              -91.70275409431486,
              30.49181734800461,
              351.75154889552925
            ],
            [
              -91.71838046137292,
              30.491971908059213,
              4.291548895529246
            ]
          ]
        ]
      },
      "bbox": [
        -91.71838046,
        30.49181735,
        4.291548896,
        -91.70257448,
        30.50550457,
        351.7515489
      ],
      "properties": {
        "datetime": "2010-12-06T21:50:12Z",
        "pc:count": 5544050,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623728.4854,
            "count": 5544050,
            "maximum": 624500.0191,
            "minimum": 622999.9991,
            "name": "X",
            "position": 0,
            "stddev": 436.6205216,
            "variance": 190637.4799
          },
          {
            "average": 3374710.109,
            "count": 5544050,
            "maximum": 3375499.999,
            "minimum": 3373999.979,
            "name": "Y",
            "position": 1,
            "stddev": 438.4969867,
            "variance": 192279.6074
          },
          {
            "average": 12.30374078,
            "count": 5544050,
            "maximum": 351.7515489,
            "minimum": 4.291548896,
            "name": "Z",
            "position": 2,
            "stddev": 7.541829823,
            "variance": 56.87919708
          },
          {
            "average": 54.8465582,
            "count": 5544050,
            "maximum": 6139,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.32055172,
            "variance": 2239.234615
          },
          {
            "average": 1.63350096,
            "count": 5544050,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8216995889,
            "variance": 0.6751902144
          },
          {
            "average": 2.266608526,
            "count": 5544050,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9952729907,
            "variance": 0.9905683259
          },
          {
            "average": 0.5063026127,
            "count": 5544050,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999603206,
            "variance": 0.2499603222
          },
          {
            "average": 0.001321055907,
            "count": 5544050,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03632232036,
            "variance": 0.001319310956
          },
          {
            "average": 3.462541103,
            "count": 5544050,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.570381546,
            "variance": 2.4660982
          },
          {
            "average": 0.4618015411,
            "count": 5544050,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.166101459,
            "variance": 17.35640137
          },
          {
            "average": 0,
            "count": 5544050,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1907.610758,
            "count": 5544050,
            "maximum": 2102,
            "minimum": 1702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.16355799,
            "variance": 4922.92487
          },
          {
            "average": -24294958.03,
            "count": 5544050,
            "maximum": -24292587.32,
            "minimum": -24303677.7,
            "name": "GpsTime",
            "position": 12,
            "stddev": 856.0353507,
            "variance": 732796.5217
          },
          {
            "average": 0,
            "count": 5544050,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5544050,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5544050,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5544050,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5544050,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9991,
          3373999.979,
          4.291548896,
          624500.0191,
          3375499.999,
          351.7515489
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9991264201,
                3373999.979138391,
                4.291548895529246
              ],
              [
                622999.9991264201,
                3375499.9991383906,
                4.291548895529246
              ],
              [
                624500.0191264201,
                3375499.9991383906,
                351.75154889552925
              ],
              [
                624500.0191264201,
                3373999.979138391,
                351.75154889552925
              ],
              [
                622999.9991264201,
                3373999.979138391,
                4.291548895529246
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:50:12+00:00",
        "end_time": "2010-12-06T18:45:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71838046,
            30.49181735,
            4.291548896,
            -91.70257448,
            30.50550457,
            351.7515489
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71838046137292,
                  30.491971908059213,
                  4.291548895529246
                ],
                [
                  -91.71820300884397,
                  30.50550457406722,
                  4.291548895529246
                ],
                [
                  -91.70257447963577,
                  30.505349930939232,
                  351.75154889552925
                ],
                [
                  -91.70275409431486,
                  30.49181734800461,
                  351.75154889552925
                ],
                [
                  -91.71838046137292,
                  30.491971908059213,
                  4.291548895529246
                ]
              ]
            ]
          },
          "id": "20101202_AK05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:50:12Z",
            "pc:count": 5544050,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623728.4854,
                "count": 5544050,
                "maximum": 624500.0191,
                "minimum": 622999.9991,
                "name": "X",
                "position": 0,
                "stddev": 436.6205216,
                "variance": 190637.4799
              },
              {
                "average": 3374710.109,
                "count": 5544050,
                "maximum": 3375499.999,
                "minimum": 3373999.979,
                "name": "Y",
                "position": 1,
                "stddev": 438.4969867,
                "variance": 192279.6074
              },
              {
                "average": 12.30374078,
                "count": 5544050,
                "maximum": 351.7515489,
                "minimum": 4.291548896,
                "name": "Z",
                "position": 2,
                "stddev": 7.541829823,
                "variance": 56.87919708
              },
              {
                "average": 54.8465582,
                "count": 5544050,
                "maximum": 6139,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.32055172,
                "variance": 2239.234615
              },
              {
                "average": 1.63350096,
                "count": 5544050,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8216995889,
                "variance": 0.6751902144
              },
              {
                "average": 2.266608526,
                "count": 5544050,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9952729907,
                "variance": 0.9905683259
              },
              {
                "average": 0.5063026127,
                "count": 5544050,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999603206,
                "variance": 0.2499603222
              },
              {
                "average": 0.001321055907,
                "count": 5544050,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03632232036,
                "variance": 0.001319310956
              },
              {
                "average": 3.462541103,
                "count": 5544050,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.570381546,
                "variance": 2.4660982
              },
              {
                "average": 0.4618015411,
                "count": 5544050,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.166101459,
                "variance": 17.35640137
              },
              {
                "average": 0,
                "count": 5544050,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1907.610758,
                "count": 5544050,
                "maximum": 2102,
                "minimum": 1702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.16355799,
                "variance": 4922.92487
              },
              {
                "average": -24294958.03,
                "count": 5544050,
                "maximum": -24292587.32,
                "minimum": -24303677.7,
                "name": "GpsTime",
                "position": 12,
                "stddev": 856.0353507,
                "variance": 732796.5217
              },
              {
                "average": 0,
                "count": 5544050,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5544050,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5544050,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5544050,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5544050,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9991,
              3373999.979,
              4.291548896,
              624500.0191,
              3375499.999,
              351.7515489
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9991264201,
                    3373999.979138391,
                    4.291548895529246
                  ],
                  [
                    622999.9991264201,
                    3375499.9991383906,
                    4.291548895529246
                  ],
                  [
                    624500.0191264201,
                    3375499.9991383906,
                    351.75154889552925
                  ],
                  [
                    624500.0191264201,
                    3373999.979138391,
                    351.75154889552925
                  ],
                  [
                    622999.9991264201,
                    3373999.979138391,
                    4.291548895529246
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:50:12+00:00",
            "end_time": "2010-12-06T18:45:22+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": "20101202_AA08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.8690441660426,
              30.452762216527194,
              2.412512302553946
            ],
            [
              -91.86888781823698,
              30.46629553574185,
              2.412512302553946
            ],
            [
              -91.85933656934985,
              30.466212358436227,
              38.87251230255394
            ],
            [
              -91.85949423668067,
              30.452679083940446,
              38.87251230255394
            ],
            [
              -91.8690441660426,
              30.452762216527194,
              2.412512302553946
            ]
          ]
        ]
      },
      "bbox": [
        -91.86904417,
        30.45267908,
        2.412512303,
        -91.85933657,
        30.46629554,
        38.8725123
      ],
      "properties": {
        "datetime": "2010-12-07T22:17:26Z",
        "pc:count": 2121145,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 609176.9913,
            "count": 2121145,
            "maximum": 609500.0193,
            "minimum": 608582.9793,
            "name": "X",
            "position": 0,
            "stddev": 220.2925598,
            "variance": 48528.8119
          },
          {
            "average": 3370465.301,
            "count": 2121145,
            "maximum": 3370999.995,
            "minimum": 3369499.995,
            "name": "Y",
            "position": 1,
            "stddev": 371.6752444,
            "variance": 138142.4873
          },
          {
            "average": 11.66964506,
            "count": 2121145,
            "maximum": 38.8725123,
            "minimum": 2.412512303,
            "name": "Z",
            "position": 2,
            "stddev": 8.149912561,
            "variance": 66.42107475
          },
          {
            "average": 44.70548077,
            "count": 2121145,
            "maximum": 221,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 39.72613878,
            "variance": 1578.166102
          },
          {
            "average": 1.739838153,
            "count": 2121145,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8466874733,
            "variance": 0.7168796774
          },
          {
            "average": 2.479566461,
            "count": 2121145,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9292908313,
            "variance": 0.8635814491
          },
          {
            "average": 0.5063604798,
            "count": 2121145,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999596605,
            "variance": 0.2499596621
          },
          {
            "average": 0.001708982649,
            "count": 2121145,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.04130451345,
            "variance": 0.001706062831
          },
          {
            "average": 3.662382345,
            "count": 2121145,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.544714374,
            "variance": 2.386142498
          },
          {
            "average": 3.819818397,
            "count": 2121145,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.841063965,
            "variance": 8.071644454
          },
          {
            "average": 0,
            "count": 2121145,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4034.37439,
            "count": 2121145,
            "maximum": 4101,
            "minimum": 3911,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 47.65002914,
            "variance": 2270.525277
          },
          {
            "average": -24205754.5,
            "count": 2121145,
            "maximum": -24204553.9,
            "minimum": -24206672.45,
            "name": "GpsTime",
            "position": 12,
            "stddev": 844.5322679,
            "variance": 713234.7516
          },
          {
            "average": 0,
            "count": 2121145,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121145,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121145,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121145,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2121145,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          608582.9793,
          3369499.995,
          2.412512303,
          609500.0193,
          3370999.995,
          38.8725123
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                608582.9792524597,
                3369499.994721902,
                2.412512302553946
              ],
              [
                608582.9792524597,
                3370999.994721902,
                2.412512302553946
              ],
              [
                609500.0192524598,
                3370999.994721902,
                38.87251230255394
              ],
              [
                609500.0192524598,
                3369499.994721902,
                38.87251230255394
              ],
              [
                608582.9792524597,
                3369499.994721902,
                2.412512302553946
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:17:26+00:00",
        "end_time": "2010-12-07T21:42:07+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.86904417,
            30.45267908,
            2.412512303,
            -91.85933657,
            30.46629554,
            38.8725123
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.8690441660426,
                  30.452762216527194,
                  2.412512302553946
                ],
                [
                  -91.86888781823698,
                  30.46629553574185,
                  2.412512302553946
                ],
                [
                  -91.85933656934985,
                  30.466212358436227,
                  38.87251230255394
                ],
                [
                  -91.85949423668067,
                  30.452679083940446,
                  38.87251230255394
                ],
                [
                  -91.8690441660426,
                  30.452762216527194,
                  2.412512302553946
                ]
              ]
            ]
          },
          "id": "20101202_AA08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:17:26Z",
            "pc:count": 2121145,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 609176.9913,
                "count": 2121145,
                "maximum": 609500.0193,
                "minimum": 608582.9793,
                "name": "X",
                "position": 0,
                "stddev": 220.2925598,
                "variance": 48528.8119
              },
              {
                "average": 3370465.301,
                "count": 2121145,
                "maximum": 3370999.995,
                "minimum": 3369499.995,
                "name": "Y",
                "position": 1,
                "stddev": 371.6752444,
                "variance": 138142.4873
              },
              {
                "average": 11.66964506,
                "count": 2121145,
                "maximum": 38.8725123,
                "minimum": 2.412512303,
                "name": "Z",
                "position": 2,
                "stddev": 8.149912561,
                "variance": 66.42107475
              },
              {
                "average": 44.70548077,
                "count": 2121145,
                "maximum": 221,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 39.72613878,
                "variance": 1578.166102
              },
              {
                "average": 1.739838153,
                "count": 2121145,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8466874733,
                "variance": 0.7168796774
              },
              {
                "average": 2.479566461,
                "count": 2121145,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9292908313,
                "variance": 0.8635814491
              },
              {
                "average": 0.5063604798,
                "count": 2121145,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999596605,
                "variance": 0.2499596621
              },
              {
                "average": 0.001708982649,
                "count": 2121145,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.04130451345,
                "variance": 0.001706062831
              },
              {
                "average": 3.662382345,
                "count": 2121145,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.544714374,
                "variance": 2.386142498
              },
              {
                "average": 3.819818397,
                "count": 2121145,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.841063965,
                "variance": 8.071644454
              },
              {
                "average": 0,
                "count": 2121145,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4034.37439,
                "count": 2121145,
                "maximum": 4101,
                "minimum": 3911,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 47.65002914,
                "variance": 2270.525277
              },
              {
                "average": -24205754.5,
                "count": 2121145,
                "maximum": -24204553.9,
                "minimum": -24206672.45,
                "name": "GpsTime",
                "position": 12,
                "stddev": 844.5322679,
                "variance": 713234.7516
              },
              {
                "average": 0,
                "count": 2121145,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121145,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121145,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121145,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2121145,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              608582.9793,
              3369499.995,
              2.412512303,
              609500.0193,
              3370999.995,
              38.8725123
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    608582.9792524597,
                    3369499.994721902,
                    2.412512302553946
                  ],
                  [
                    608582.9792524597,
                    3370999.994721902,
                    2.412512302553946
                  ],
                  [
                    609500.0192524598,
                    3370999.994721902,
                    38.87251230255394
                  ],
                  [
                    609500.0192524598,
                    3369499.994721902,
                    38.87251230255394
                  ],
                  [
                    608582.9792524597,
                    3369499.994721902,
                    2.412512302553946
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:17:26+00:00",
            "end_time": "2010-12-07T21:42:07+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": "20101202_AO07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65624838497578,
              30.464278059988864,
              3.245658406556913
            ],
            [
              -91.65606253652754,
              30.477810445945632,
              3.245658406556913
            ],
            [
              -91.64043882545162,
              30.477648485224346,
              513.2256584065569
            ],
            [
              -91.6406268328361,
              30.464116186317284,
              513.2256584065569
            ],
            [
              -91.65624838497578,
              30.464278059988864,
              3.245658406556913
            ]
          ]
        ]
      },
      "bbox": [
        -91.65624838,
        30.46411619,
        3.245658407,
        -91.64043883,
        30.47781045,
        513.2256584
      ],
      "properties": {
        "datetime": "2010-12-06T18:08:33Z",
        "pc:count": 6567800,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629775.2073,
            "count": 6567800,
            "maximum": 630500.0187,
            "minimum": 628999.9987,
            "name": "X",
            "position": 0,
            "stddev": 428.1295119,
            "variance": 183294.8789
          },
          {
            "average": 3371762.646,
            "count": 6567800,
            "maximum": 3372499.999,
            "minimum": 3370999.979,
            "name": "Y",
            "position": 1,
            "stddev": 434.1342615,
            "variance": 188472.557
          },
          {
            "average": 13.35913854,
            "count": 6567800,
            "maximum": 513.2256584,
            "minimum": 3.245658407,
            "name": "Z",
            "position": 2,
            "stddev": 8.50290901,
            "variance": 72.29946164
          },
          {
            "average": 45.4225587,
            "count": 6567800,
            "maximum": 2248,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.09722611,
            "variance": 1857.370899
          },
          {
            "average": 1.78351655,
            "count": 6567800,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8695743119,
            "variance": 0.7561594838
          },
          {
            "average": 2.566917233,
            "count": 6567800,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9332978722,
            "variance": 0.8710449183
          },
          {
            "average": 0.5083543957,
            "count": 6567800,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999302373,
            "variance": 0.2499302421
          },
          {
            "average": 0.001199488413,
            "count": 6567800,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03461285633,
            "variance": 0.001198049823
          },
          {
            "average": 3.799728981,
            "count": 6567800,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.544474601,
            "variance": 2.385401794
          },
          {
            "average": 0.271496697,
            "count": 6567800,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.988999494,
            "variance": 15.91211696
          },
          {
            "average": 0,
            "count": 6567800,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1373.144121,
            "count": 6567800,
            "maximum": 1502,
            "minimum": 1201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.92791222,
            "variance": 5173.624556
          },
          {
            "average": -24307446.78,
            "count": 6567800,
            "maximum": -24305886.25,
            "minimum": -24309529,
            "name": "GpsTime",
            "position": 12,
            "stddev": 724.3635903,
            "variance": 524702.611
          },
          {
            "average": 0,
            "count": 6567800,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6567800,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6567800,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6567800,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6567800,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9987,
          3370999.979,
          3.245658407,
          630500.0187,
          3372499.999,
          513.2256584
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.9987127315,
                3370999.978856248,
                3.245658406556913
              ],
              [
                628999.9987127315,
                3372499.9988562474,
                3.245658406556913
              ],
              [
                630500.0187127315,
                3372499.9988562474,
                513.2256584065569
              ],
              [
                630500.0187127315,
                3370999.978856248,
                513.2256584065569
              ],
              [
                628999.9987127315,
                3370999.978856248,
                3.245658406556913
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:08:33+00:00",
        "end_time": "2010-12-06T17:07:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65624838,
            30.46411619,
            3.245658407,
            -91.64043883,
            30.47781045,
            513.2256584
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65624838497578,
                  30.464278059988864,
                  3.245658406556913
                ],
                [
                  -91.65606253652754,
                  30.477810445945632,
                  3.245658406556913
                ],
                [
                  -91.64043882545162,
                  30.477648485224346,
                  513.2256584065569
                ],
                [
                  -91.6406268328361,
                  30.464116186317284,
                  513.2256584065569
                ],
                [
                  -91.65624838497578,
                  30.464278059988864,
                  3.245658406556913
                ]
              ]
            ]
          },
          "id": "20101202_AO07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:08:33Z",
            "pc:count": 6567800,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629775.2073,
                "count": 6567800,
                "maximum": 630500.0187,
                "minimum": 628999.9987,
                "name": "X",
                "position": 0,
                "stddev": 428.1295119,
                "variance": 183294.8789
              },
              {
                "average": 3371762.646,
                "count": 6567800,
                "maximum": 3372499.999,
                "minimum": 3370999.979,
                "name": "Y",
                "position": 1,
                "stddev": 434.1342615,
                "variance": 188472.557
              },
              {
                "average": 13.35913854,
                "count": 6567800,
                "maximum": 513.2256584,
                "minimum": 3.245658407,
                "name": "Z",
                "position": 2,
                "stddev": 8.50290901,
                "variance": 72.29946164
              },
              {
                "average": 45.4225587,
                "count": 6567800,
                "maximum": 2248,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.09722611,
                "variance": 1857.370899
              },
              {
                "average": 1.78351655,
                "count": 6567800,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8695743119,
                "variance": 0.7561594838
              },
              {
                "average": 2.566917233,
                "count": 6567800,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9332978722,
                "variance": 0.8710449183
              },
              {
                "average": 0.5083543957,
                "count": 6567800,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999302373,
                "variance": 0.2499302421
              },
              {
                "average": 0.001199488413,
                "count": 6567800,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03461285633,
                "variance": 0.001198049823
              },
              {
                "average": 3.799728981,
                "count": 6567800,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.544474601,
                "variance": 2.385401794
              },
              {
                "average": 0.271496697,
                "count": 6567800,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.988999494,
                "variance": 15.91211696
              },
              {
                "average": 0,
                "count": 6567800,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1373.144121,
                "count": 6567800,
                "maximum": 1502,
                "minimum": 1201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.92791222,
                "variance": 5173.624556
              },
              {
                "average": -24307446.78,
                "count": 6567800,
                "maximum": -24305886.25,
                "minimum": -24309529,
                "name": "GpsTime",
                "position": 12,
                "stddev": 724.3635903,
                "variance": 524702.611
              },
              {
                "average": 0,
                "count": 6567800,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6567800,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6567800,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6567800,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6567800,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9987,
              3370999.979,
              3.245658407,
              630500.0187,
              3372499.999,
              513.2256584
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.9987127315,
                    3370999.978856248,
                    3.245658406556913
                  ],
                  [
                    628999.9987127315,
                    3372499.9988562474,
                    3.245658406556913
                  ],
                  [
                    630500.0187127315,
                    3372499.9988562474,
                    513.2256584065569
                  ],
                  [
                    630500.0187127315,
                    3370999.978856248,
                    513.2256584065569
                  ],
                  [
                    628999.9987127315,
                    3370999.978856248,
                    3.245658406556913
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:08:33+00:00",
            "end_time": "2010-12-06T17:07:51+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": "20101202_AA09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85984035680573,
              30.4517233513572,
              3.691693734027089
            ],
            [
              -91.8598291970848,
              30.452681869283918,
              3.691693734027089
            ],
            [
              -91.85949428790985,
              30.452678942055577,
              22.891693734027086
            ],
            [
              -91.85950545090706,
              30.451720424240364,
              22.891693734027086
            ],
            [
              -91.85984035680573,
              30.4517233513572,
              3.691693734027089
            ]
          ]
        ]
      },
      "bbox": [
        -91.85984036,
        30.45172042,
        3.691693734,
        -91.85949429,
        30.45268187,
        22.89169373
      ],
      "properties": {
        "datetime": "2010-12-07T22:16:57Z",
        "pc:count": 2608,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 609489.6466,
            "count": 2608,
            "maximum": 609500.0145,
            "minimum": 609467.8545,
            "name": "X",
            "position": 0,
            "stddev": 7.132129829,
            "variance": 50.8672759
          },
          {
            "average": 3369471.452,
            "count": 2608,
            "maximum": 3369499.979,
            "minimum": 3369393.739,
            "name": "Y",
            "position": 1,
            "stddev": 23.50115484,
            "variance": 552.3042786
          },
          {
            "average": 8.119703703,
            "count": 2608,
            "maximum": 22.89169373,
            "minimum": 3.691693734,
            "name": "Z",
            "position": 2,
            "stddev": 4.891791884,
            "variance": 23.92962784
          },
          {
            "average": 87.14072086,
            "count": 2608,
            "maximum": 203,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 63.55391308,
            "variance": 4039.099868
          },
          {
            "average": 1.435966258,
            "count": 2608,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7527742744,
            "variance": 0.5666691082
          },
          {
            "average": 1.899923313,
            "count": 2608,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.040949079,
            "variance": 1.083574985
          },
          {
            "average": 0.5,
            "count": 2608,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.5000958865,
            "variance": 0.2500958957
          },
          {
            "average": 0,
            "count": 2608,
            "maximum": 0,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2.947469325,
            "count": 2608,
            "maximum": 5,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.434920304,
            "variance": 2.058996278
          },
          {
            "average": 2.591977004,
            "count": 2608,
            "maximum": 3,
            "minimum": 1.998000026,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 0.4923913381,
            "variance": 0.2424492298
          },
          {
            "average": 0,
            "count": 2608,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4101,
            "count": 2608,
            "maximum": 4101,
            "minimum": 4101,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": -24204583.27,
            "count": 2608,
            "maximum": -24204582.75,
            "minimum": -24204584.27,
            "name": "GpsTime",
            "position": 12,
            "stddev": 0.3127308986,
            "variance": 0.09780061495
          },
          {
            "average": 0,
            "count": 2608,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2608,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2608,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2608,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2608,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609467.8545,
          3369393.739,
          3.691693734,
          609500.0145,
          3369499.979,
          22.89169373
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609467.8544922875,
                3369393.7389476644,
                3.691693734027089
              ],
              [
                609467.8544922875,
                3369499.9789476646,
                3.691693734027089
              ],
              [
                609500.0144922874,
                3369499.9789476646,
                22.891693734027086
              ],
              [
                609500.0144922874,
                3369393.7389476644,
                22.891693734027086
              ],
              [
                609467.8544922875,
                3369393.7389476644,
                3.691693734027089
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:16:57+00:00",
        "end_time": "2010-12-07T22:16:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AA09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AA09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AA09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85984036,
            30.45172042,
            3.691693734,
            -91.85949429,
            30.45268187,
            22.89169373
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85984035680573,
                  30.4517233513572,
                  3.691693734027089
                ],
                [
                  -91.8598291970848,
                  30.452681869283918,
                  3.691693734027089
                ],
                [
                  -91.85949428790985,
                  30.452678942055577,
                  22.891693734027086
                ],
                [
                  -91.85950545090706,
                  30.451720424240364,
                  22.891693734027086
                ],
                [
                  -91.85984035680573,
                  30.4517233513572,
                  3.691693734027089
                ]
              ]
            ]
          },
          "id": "20101202_AA09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AA09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:16:57Z",
            "pc:count": 2608,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 609489.6466,
                "count": 2608,
                "maximum": 609500.0145,
                "minimum": 609467.8545,
                "name": "X",
                "position": 0,
                "stddev": 7.132129829,
                "variance": 50.8672759
              },
              {
                "average": 3369471.452,
                "count": 2608,
                "maximum": 3369499.979,
                "minimum": 3369393.739,
                "name": "Y",
                "position": 1,
                "stddev": 23.50115484,
                "variance": 552.3042786
              },
              {
                "average": 8.119703703,
                "count": 2608,
                "maximum": 22.89169373,
                "minimum": 3.691693734,
                "name": "Z",
                "position": 2,
                "stddev": 4.891791884,
                "variance": 23.92962784
              },
              {
                "average": 87.14072086,
                "count": 2608,
                "maximum": 203,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 63.55391308,
                "variance": 4039.099868
              },
              {
                "average": 1.435966258,
                "count": 2608,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7527742744,
                "variance": 0.5666691082
              },
              {
                "average": 1.899923313,
                "count": 2608,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.040949079,
                "variance": 1.083574985
              },
              {
                "average": 0.5,
                "count": 2608,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.5000958865,
                "variance": 0.2500958957
              },
              {
                "average": 0,
                "count": 2608,
                "maximum": 0,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2.947469325,
                "count": 2608,
                "maximum": 5,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.434920304,
                "variance": 2.058996278
              },
              {
                "average": 2.591977004,
                "count": 2608,
                "maximum": 3,
                "minimum": 1.998000026,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 0.4923913381,
                "variance": 0.2424492298
              },
              {
                "average": 0,
                "count": 2608,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4101,
                "count": 2608,
                "maximum": 4101,
                "minimum": 4101,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": -24204583.27,
                "count": 2608,
                "maximum": -24204582.75,
                "minimum": -24204584.27,
                "name": "GpsTime",
                "position": 12,
                "stddev": 0.3127308986,
                "variance": 0.09780061495
              },
              {
                "average": 0,
                "count": 2608,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2608,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2608,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2608,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2608,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609467.8545,
              3369393.739,
              3.691693734,
              609500.0145,
              3369499.979,
              22.89169373
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609467.8544922875,
                    3369393.7389476644,
                    3.691693734027089
                  ],
                  [
                    609467.8544922875,
                    3369499.9789476646,
                    3.691693734027089
                  ],
                  [
                    609500.0144922874,
                    3369499.9789476646,
                    22.891693734027086
                  ],
                  [
                    609500.0144922874,
                    3369393.7389476644,
                    22.891693734027086
                  ],
                  [
                    609467.8544922875,
                    3369393.7389476644,
                    3.691693734027089
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:16:57+00:00",
            "end_time": "2010-12-07T22:16:55+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": "20101202_AB01.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85838837821906,
              30.547411234353337,
              3.825739474282614
            ],
            [
              -91.85837720804416,
              30.548365768009194,
              3.825739474282614
            ],
            [
              -91.84274120739038,
              30.54822775873387,
              34.465739474282614
            ],
            [
              -91.84275253047262,
              30.547273230303652,
              34.465739474282614
            ],
            [
              -91.85838837821906,
              30.547411234353337,
              3.825739474282614
            ]
          ]
        ]
      },
      "bbox": [
        -91.85838838,
        30.54727323,
        3.825739474,
        -91.84274121,
        30.54836577,
        34.46573947
      ],
      "properties": {
        "datetime": "2010-12-07T18:09:26Z",
        "pc:count": 275970,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610367.0756,
            "count": 275970,
            "maximum": 611000.0136,
            "minimum": 609500.0136,
            "name": "X",
            "position": 0,
            "stddev": 389.2557843,
            "variance": 151520.0656
          },
          {
            "average": 3380047.153,
            "count": 275970,
            "maximum": 3380105.776,
            "minimum": 3379999.976,
            "name": "Y",
            "position": 1,
            "stddev": 27.38683578,
            "variance": 750.0387742
          },
          {
            "average": 11.57787384,
            "count": 275970,
            "maximum": 34.46573947,
            "minimum": 3.825739474,
            "name": "Z",
            "position": 2,
            "stddev": 6.988526308,
            "variance": 48.83949996
          },
          {
            "average": 70.49320578,
            "count": 275970,
            "maximum": 2665,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 59.15723713,
            "variance": 3499.578705
          },
          {
            "average": 1.544921549,
            "count": 275970,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8346161177,
            "variance": 0.696584064
          },
          {
            "average": 2.089821357,
            "count": 275970,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.117097354,
            "variance": 1.247906497
          },
          {
            "average": 0.5068521941,
            "count": 275970,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499953951,
            "variance": 0.2499539532
          },
          {
            "average": 0.001177664239,
            "count": 275970,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03429696208,
            "variance": 0.001176281608
          },
          {
            "average": 3.437920788,
            "count": 275970,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.537153645,
            "variance": 2.36284133
          },
          {
            "average": -0.3784481824,
            "count": 275970,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.17021765,
            "variance": 17.39071525
          },
          {
            "average": 0,
            "count": 275970,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3176.722372,
            "count": 275970,
            "maximum": 3302,
            "minimum": 3102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.81497368,
            "variance": 4072.350865
          },
          {
            "average": -24221264.07,
            "count": 275970,
            "maximum": -24219433.38,
            "minimum": -24221642.68,
            "name": "GpsTime",
            "position": 12,
            "stddev": 658.6069082,
            "variance": 433763.0595
          },
          {
            "average": 0,
            "count": 275970,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 275970,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 275970,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 275970,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 275970,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609500.0136,
          3379999.976,
          3.825739474,
          611000.0136,
          3380105.776,
          34.46573947
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609500.0136095418,
                3379999.9763672943,
                3.825739474282614
              ],
              [
                609500.0136095418,
                3380105.776367294,
                3.825739474282614
              ],
              [
                611000.0136095418,
                3380105.776367294,
                34.465739474282614
              ],
              [
                611000.0136095418,
                3379999.9763672943,
                34.465739474282614
              ],
              [
                609500.0136095418,
                3379999.9763672943,
                3.825739474282614
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:09:26+00:00",
        "end_time": "2010-12-07T17:32:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB01.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB01.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB01.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB01.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85838838,
            30.54727323,
            3.825739474,
            -91.84274121,
            30.54836577,
            34.46573947
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85838837821906,
                  30.547411234353337,
                  3.825739474282614
                ],
                [
                  -91.85837720804416,
                  30.548365768009194,
                  3.825739474282614
                ],
                [
                  -91.84274120739038,
                  30.54822775873387,
                  34.465739474282614
                ],
                [
                  -91.84275253047262,
                  30.547273230303652,
                  34.465739474282614
                ],
                [
                  -91.85838837821906,
                  30.547411234353337,
                  3.825739474282614
                ]
              ]
            ]
          },
          "id": "20101202_AB01.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB01.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:09:26Z",
            "pc:count": 275970,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610367.0756,
                "count": 275970,
                "maximum": 611000.0136,
                "minimum": 609500.0136,
                "name": "X",
                "position": 0,
                "stddev": 389.2557843,
                "variance": 151520.0656
              },
              {
                "average": 3380047.153,
                "count": 275970,
                "maximum": 3380105.776,
                "minimum": 3379999.976,
                "name": "Y",
                "position": 1,
                "stddev": 27.38683578,
                "variance": 750.0387742
              },
              {
                "average": 11.57787384,
                "count": 275970,
                "maximum": 34.46573947,
                "minimum": 3.825739474,
                "name": "Z",
                "position": 2,
                "stddev": 6.988526308,
                "variance": 48.83949996
              },
              {
                "average": 70.49320578,
                "count": 275970,
                "maximum": 2665,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 59.15723713,
                "variance": 3499.578705
              },
              {
                "average": 1.544921549,
                "count": 275970,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8346161177,
                "variance": 0.696584064
              },
              {
                "average": 2.089821357,
                "count": 275970,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.117097354,
                "variance": 1.247906497
              },
              {
                "average": 0.5068521941,
                "count": 275970,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499953951,
                "variance": 0.2499539532
              },
              {
                "average": 0.001177664239,
                "count": 275970,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03429696208,
                "variance": 0.001176281608
              },
              {
                "average": 3.437920788,
                "count": 275970,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.537153645,
                "variance": 2.36284133
              },
              {
                "average": -0.3784481824,
                "count": 275970,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.17021765,
                "variance": 17.39071525
              },
              {
                "average": 0,
                "count": 275970,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3176.722372,
                "count": 275970,
                "maximum": 3302,
                "minimum": 3102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.81497368,
                "variance": 4072.350865
              },
              {
                "average": -24221264.07,
                "count": 275970,
                "maximum": -24219433.38,
                "minimum": -24221642.68,
                "name": "GpsTime",
                "position": 12,
                "stddev": 658.6069082,
                "variance": 433763.0595
              },
              {
                "average": 0,
                "count": 275970,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 275970,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 275970,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 275970,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 275970,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609500.0136,
              3379999.976,
              3.825739474,
              611000.0136,
              3380105.776,
              34.46573947
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609500.0136095418,
                    3379999.9763672943,
                    3.825739474282614
                  ],
                  [
                    609500.0136095418,
                    3380105.776367294,
                    3.825739474282614
                  ],
                  [
                    611000.0136095418,
                    3380105.776367294,
                    34.465739474282614
                  ],
                  [
                    611000.0136095418,
                    3379999.9763672943,
                    34.465739474282614
                  ],
                  [
                    609500.0136095418,
                    3379999.9763672943,
                    3.825739474282614
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:09:26+00:00",
            "end_time": "2010-12-07T17:32:37+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": "20101202_AD11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.82873843072205,
              30.411802552931402,
              2.370166301759483
            ],
            [
              -91.82857677395988,
              30.425335945554345,
              2.370166301759483
            ],
            [
              -91.81296038688096,
              30.425194870839626,
              179.23016630175948
            ],
            [
              -91.81312419748423,
              30.411661554124514,
              179.23016630175948
            ],
            [
              -91.82873843072205,
              30.411802552931402,
              2.370166301759483
            ]
          ]
        ]
      },
      "bbox": [
        -91.82873843,
        30.41166155,
        2.370166302,
        -91.81296039,
        30.42533595,
        179.2301663
      ],
      "properties": {
        "datetime": "2010-12-07T21:49:12Z",
        "pc:count": 7093041,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 613267.2837,
            "count": 7093041,
            "maximum": 614000.0192,
            "minimum": 612499.9992,
            "name": "X",
            "position": 0,
            "stddev": 428.3805616,
            "variance": 183509.9055
          },
          {
            "average": 3365772.845,
            "count": 7093041,
            "maximum": 3366499.999,
            "minimum": 3364999.979,
            "name": "Y",
            "position": 1,
            "stddev": 433.3318964,
            "variance": 187776.5324
          },
          {
            "average": 11.03674378,
            "count": 7093041,
            "maximum": 179.2301663,
            "minimum": 2.370166302,
            "name": "Z",
            "position": 2,
            "stddev": 8.276337747,
            "variance": 68.4977665
          },
          {
            "average": 36.26523024,
            "count": 7093041,
            "maximum": 205,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 33.41676282,
            "variance": 1116.680037
          },
          {
            "average": 1.855916242,
            "count": 7093041,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8963551848,
            "variance": 0.8034526173
          },
          {
            "average": 2.711716315,
            "count": 7093041,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9065437454,
            "variance": 0.8218215622
          },
          {
            "average": 0.5069003549,
            "count": 7093041,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999524181,
            "variance": 0.2499524203
          },
          {
            "average": 0.001210623201,
            "count": 7093041,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03477294585,
            "variance": 0.001209157763
          },
          {
            "average": 3.774047831,
            "count": 7093041,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.519290167,
            "variance": 2.308242611
          },
          {
            "average": 0.8803721925,
            "count": 7093041,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.057688597,
            "variance": 16.46483675
          },
          {
            "average": 0,
            "count": 7093041,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3879.149848,
            "count": 7093041,
            "maximum": 4001,
            "minimum": 3702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.76250767,
            "variance": 5149.857507
          },
          {
            "average": -24207550.05,
            "count": 7093041,
            "maximum": -24206247.18,
            "minimum": -24215224.29,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1482.878385,
            "variance": 2198928.305
          },
          {
            "average": 0,
            "count": 7093041,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7093041,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7093041,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7093041,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7093041,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          612499.9992,
          3364999.979,
          2.370166302,
          614000.0192,
          3366499.999,
          179.2301663
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                612499.99918315,
                3364999.9790230673,
                2.370166301759483
              ],
              [
                612499.99918315,
                3366499.999023067,
                2.370166301759483
              ],
              [
                614000.01918315,
                3366499.999023067,
                179.23016630175948
              ],
              [
                614000.01918315,
                3364999.9790230673,
                179.23016630175948
              ],
              [
                612499.99918315,
                3364999.9790230673,
                2.370166301759483
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:49:12+00:00",
        "end_time": "2010-12-07T19:19:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AD11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AD11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AD11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AD11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.82873843,
            30.41166155,
            2.370166302,
            -91.81296039,
            30.42533595,
            179.2301663
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.82873843072205,
                  30.411802552931402,
                  2.370166301759483
                ],
                [
                  -91.82857677395988,
                  30.425335945554345,
                  2.370166301759483
                ],
                [
                  -91.81296038688096,
                  30.425194870839626,
                  179.23016630175948
                ],
                [
                  -91.81312419748423,
                  30.411661554124514,
                  179.23016630175948
                ],
                [
                  -91.82873843072205,
                  30.411802552931402,
                  2.370166301759483
                ]
              ]
            ]
          },
          "id": "20101202_AD11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AD11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:49:12Z",
            "pc:count": 7093041,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 613267.2837,
                "count": 7093041,
                "maximum": 614000.0192,
                "minimum": 612499.9992,
                "name": "X",
                "position": 0,
                "stddev": 428.3805616,
                "variance": 183509.9055
              },
              {
                "average": 3365772.845,
                "count": 7093041,
                "maximum": 3366499.999,
                "minimum": 3364999.979,
                "name": "Y",
                "position": 1,
                "stddev": 433.3318964,
                "variance": 187776.5324
              },
              {
                "average": 11.03674378,
                "count": 7093041,
                "maximum": 179.2301663,
                "minimum": 2.370166302,
                "name": "Z",
                "position": 2,
                "stddev": 8.276337747,
                "variance": 68.4977665
              },
              {
                "average": 36.26523024,
                "count": 7093041,
                "maximum": 205,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 33.41676282,
                "variance": 1116.680037
              },
              {
                "average": 1.855916242,
                "count": 7093041,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8963551848,
                "variance": 0.8034526173
              },
              {
                "average": 2.711716315,
                "count": 7093041,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9065437454,
                "variance": 0.8218215622
              },
              {
                "average": 0.5069003549,
                "count": 7093041,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999524181,
                "variance": 0.2499524203
              },
              {
                "average": 0.001210623201,
                "count": 7093041,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03477294585,
                "variance": 0.001209157763
              },
              {
                "average": 3.774047831,
                "count": 7093041,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.519290167,
                "variance": 2.308242611
              },
              {
                "average": 0.8803721925,
                "count": 7093041,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.057688597,
                "variance": 16.46483675
              },
              {
                "average": 0,
                "count": 7093041,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3879.149848,
                "count": 7093041,
                "maximum": 4001,
                "minimum": 3702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.76250767,
                "variance": 5149.857507
              },
              {
                "average": -24207550.05,
                "count": 7093041,
                "maximum": -24206247.18,
                "minimum": -24215224.29,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1482.878385,
                "variance": 2198928.305
              },
              {
                "average": 0,
                "count": 7093041,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7093041,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7093041,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7093041,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7093041,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              612499.9992,
              3364999.979,
              2.370166302,
              614000.0192,
              3366499.999,
              179.2301663
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    612499.99918315,
                    3364999.9790230673,
                    2.370166301759483
                  ],
                  [
                    612499.99918315,
                    3366499.999023067,
                    2.370166301759483
                  ],
                  [
                    614000.01918315,
                    3366499.999023067,
                    179.23016630175948
                  ],
                  [
                    614000.01918315,
                    3364999.9790230673,
                    179.23016630175948
                  ],
                  [
                    612499.99918315,
                    3364999.9790230673,
                    2.370166301759483
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:49:12+00:00",
            "end_time": "2010-12-07T19:19:35+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": "20101202_AG10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78172857356392,
              30.424906930423642,
              1.4583192193125
            ],
            [
              -91.78156034149676,
              30.438440063390697,
              1.4583192193125
            ],
            [
              -91.76594213714161,
              30.438293307876155,
              501.8783192193125
            ],
            [
              -91.76611252431596,
              30.42476025385172,
              501.8783192193125
            ],
            [
              -91.78172857356392,
              30.424906930423642,
              1.4583192193125
            ]
          ]
        ]
      },
      "bbox": [
        -91.78172857,
        30.42476025,
        1.458319219,
        -91.76594214,
        30.43844006,
        501.8783192
      ],
      "properties": {
        "datetime": "2010-12-07T18:17:26Z",
        "pc:count": 5451099,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617712.2654,
            "count": 5451099,
            "maximum": 618500.0193,
            "minimum": 616999.9993,
            "name": "X",
            "position": 0,
            "stddev": 415.1620719,
            "variance": 172359.5459
          },
          {
            "average": 3367253.682,
            "count": 5451099,
            "maximum": 3367999.997,
            "minimum": 3366499.977,
            "name": "Y",
            "position": 1,
            "stddev": 428.6224176,
            "variance": 183717.1769
          },
          {
            "average": 13.25894894,
            "count": 5451099,
            "maximum": 501.8783192,
            "minimum": 1.458319219,
            "name": "Z",
            "position": 2,
            "stddev": 8.83092558,
            "variance": 77.9852466
          },
          {
            "average": 45.44876859,
            "count": 5451099,
            "maximum": 223,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.64783116,
            "variance": 1905.133165
          },
          {
            "average": 1.710827853,
            "count": 5451099,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8916770308,
            "variance": 0.7950879272
          },
          {
            "average": 2.421509864,
            "count": 5451099,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.081249234,
            "variance": 1.169099906
          },
          {
            "average": 0.5106515218,
            "count": 5451099,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998865781,
            "variance": 0.2498865909
          },
          {
            "average": 0.001207279486,
            "count": 5451099,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03472495045,
            "variance": 0.001205822184
          },
          {
            "average": 3.820240469,
            "count": 5451099,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.499807028,
            "variance": 2.249421121
          },
          {
            "average": 0.4546806011,
            "count": 5451099,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.031016564,
            "variance": 16.24909454
          },
          {
            "average": 0,
            "count": 5451099,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3209.667397,
            "count": 5451099,
            "maximum": 3401,
            "minimum": 3001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.66164427,
            "variance": 4852.744682
          },
          {
            "average": -24220888.81,
            "count": 5451099,
            "maximum": -24218953.2,
            "minimum": -24223408.12,
            "name": "GpsTime",
            "position": 12,
            "stddev": 806.9052969,
            "variance": 651096.1581
          },
          {
            "average": 0,
            "count": 5451099,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5451099,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5451099,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5451099,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5451099,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          616999.9993,
          3366499.977,
          1.458319219,
          618500.0193,
          3367999.997,
          501.8783192
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                616999.9992886866,
                3366499.977433866,
                1.4583192193125
              ],
              [
                616999.9992886866,
                3367999.9974338654,
                1.4583192193125
              ],
              [
                618500.0192886866,
                3367999.9974338654,
                501.8783192193125
              ],
              [
                618500.0192886866,
                3366499.977433866,
                501.8783192193125
              ],
              [
                616999.9992886866,
                3366499.977433866,
                1.4583192193125
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:17:26+00:00",
        "end_time": "2010-12-07T17:03:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78172857,
            30.42476025,
            1.458319219,
            -91.76594214,
            30.43844006,
            501.8783192
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78172857356392,
                  30.424906930423642,
                  1.4583192193125
                ],
                [
                  -91.78156034149676,
                  30.438440063390697,
                  1.4583192193125
                ],
                [
                  -91.76594213714161,
                  30.438293307876155,
                  501.8783192193125
                ],
                [
                  -91.76611252431596,
                  30.42476025385172,
                  501.8783192193125
                ],
                [
                  -91.78172857356392,
                  30.424906930423642,
                  1.4583192193125
                ]
              ]
            ]
          },
          "id": "20101202_AG10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:17:26Z",
            "pc:count": 5451099,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617712.2654,
                "count": 5451099,
                "maximum": 618500.0193,
                "minimum": 616999.9993,
                "name": "X",
                "position": 0,
                "stddev": 415.1620719,
                "variance": 172359.5459
              },
              {
                "average": 3367253.682,
                "count": 5451099,
                "maximum": 3367999.997,
                "minimum": 3366499.977,
                "name": "Y",
                "position": 1,
                "stddev": 428.6224176,
                "variance": 183717.1769
              },
              {
                "average": 13.25894894,
                "count": 5451099,
                "maximum": 501.8783192,
                "minimum": 1.458319219,
                "name": "Z",
                "position": 2,
                "stddev": 8.83092558,
                "variance": 77.9852466
              },
              {
                "average": 45.44876859,
                "count": 5451099,
                "maximum": 223,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.64783116,
                "variance": 1905.133165
              },
              {
                "average": 1.710827853,
                "count": 5451099,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8916770308,
                "variance": 0.7950879272
              },
              {
                "average": 2.421509864,
                "count": 5451099,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.081249234,
                "variance": 1.169099906
              },
              {
                "average": 0.5106515218,
                "count": 5451099,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998865781,
                "variance": 0.2498865909
              },
              {
                "average": 0.001207279486,
                "count": 5451099,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03472495045,
                "variance": 0.001205822184
              },
              {
                "average": 3.820240469,
                "count": 5451099,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.499807028,
                "variance": 2.249421121
              },
              {
                "average": 0.4546806011,
                "count": 5451099,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.031016564,
                "variance": 16.24909454
              },
              {
                "average": 0,
                "count": 5451099,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3209.667397,
                "count": 5451099,
                "maximum": 3401,
                "minimum": 3001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.66164427,
                "variance": 4852.744682
              },
              {
                "average": -24220888.81,
                "count": 5451099,
                "maximum": -24218953.2,
                "minimum": -24223408.12,
                "name": "GpsTime",
                "position": 12,
                "stddev": 806.9052969,
                "variance": 651096.1581
              },
              {
                "average": 0,
                "count": 5451099,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5451099,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5451099,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5451099,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5451099,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              616999.9993,
              3366499.977,
              1.458319219,
              618500.0193,
              3367999.997,
              501.8783192
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    616999.9992886866,
                    3366499.977433866,
                    1.4583192193125
                  ],
                  [
                    616999.9992886866,
                    3367999.9974338654,
                    1.4583192193125
                  ],
                  [
                    618500.0192886866,
                    3367999.9974338654,
                    501.8783192193125
                  ],
                  [
                    618500.0192886866,
                    3366499.977433866,
                    501.8783192193125
                  ],
                  [
                    616999.9992886866,
                    3366499.977433866,
                    1.4583192193125
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:17:26+00:00",
            "end_time": "2010-12-07T17:03:11+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": "20101202_AL21.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.70561158295038,
              30.275294967054837,
              1.625066689328929
            ],
            [
              -91.70543390732429,
              30.288828014163737,
              1.625066689328929
            ],
            [
              -91.68983991745148,
              30.288672840547402,
              41.70506668932893
            ],
            [
              -91.69001973182658,
              30.275139877156157,
              41.70506668932893
            ],
            [
              -91.70561158295038,
              30.275294967054837,
              1.625066689328929
            ]
          ]
        ]
      },
      "bbox": [
        -91.70561158,
        30.27513988,
        1.625066689,
        -91.68983992,
        30.28882801,
        41.70506669
      ],
      "properties": {
        "datetime": "2010-12-07T19:14:32Z",
        "pc:count": 4730962,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625204.6455,
            "count": 4730962,
            "maximum": 626000.0201,
            "minimum": 624500.0001,
            "name": "X",
            "position": 0,
            "stddev": 427.1336618,
            "variance": 182443.1651
          },
          {
            "average": 3350763.797,
            "count": 4730962,
            "maximum": 3351500,
            "minimum": 3349999.98,
            "name": "Y",
            "position": 1,
            "stddev": 430.617319,
            "variance": 185431.2754
          },
          {
            "average": 11.52654965,
            "count": 4730962,
            "maximum": 41.70506669,
            "minimum": 1.625066689,
            "name": "Z",
            "position": 2,
            "stddev": 7.437216278,
            "variance": 55.31218596
          },
          {
            "average": 47.91129056,
            "count": 4730962,
            "maximum": 8358,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.20292817,
            "variance": 2228.116428
          },
          {
            "average": 1.630080098,
            "count": 4730962,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8632641881,
            "variance": 0.7452250584
          },
          {
            "average": 2.260204796,
            "count": 4730962,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.099397338,
            "variance": 1.208674507
          },
          {
            "average": 0.5085902191,
            "count": 4730962,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999262555,
            "variance": 0.249926261
          },
          {
            "average": 0.001206942689,
            "count": 4730962,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03472011281,
            "variance": 0.001205486234
          },
          {
            "average": 3.838098678,
            "count": 4730962,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.509806019,
            "variance": 2.279514214
          },
          {
            "average": -0.1072183656,
            "count": 4730962,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.985274221,
            "variance": 15.88241062
          },
          {
            "average": 0,
            "count": 4730962,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3501.786627,
            "count": 4730962,
            "maximum": 3701,
            "minimum": 3301,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.34301552,
            "variance": 4948.139832
          },
          {
            "average": -24217650.52,
            "count": 4730962,
            "maximum": -24215527.65,
            "minimum": -24219949.19,
            "name": "GpsTime",
            "position": 12,
            "stddev": 769.2546268,
            "variance": 591752.6809
          },
          {
            "average": 0,
            "count": 4730962,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4730962,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4730962,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4730962,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4730962,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          624500.0001,
          3349999.98,
          1.625066689,
          626000.0201,
          3351500,
          41.70506669
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                624500.0001374525,
                3349999.979728057,
                1.625066689328929
              ],
              [
                624500.0001374525,
                3351499.9997280566,
                1.625066689328929
              ],
              [
                626000.0201374525,
                3351499.9997280566,
                41.70506668932893
              ],
              [
                626000.0201374525,
                3349999.979728057,
                41.70506668932893
              ],
              [
                624500.0001374525,
                3349999.979728057,
                1.625066689328929
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:14:32+00:00",
        "end_time": "2010-12-07T18:00:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL21.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL21.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL21.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL21.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.70561158,
            30.27513988,
            1.625066689,
            -91.68983992,
            30.28882801,
            41.70506669
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.70561158295038,
                  30.275294967054837,
                  1.625066689328929
                ],
                [
                  -91.70543390732429,
                  30.288828014163737,
                  1.625066689328929
                ],
                [
                  -91.68983991745148,
                  30.288672840547402,
                  41.70506668932893
                ],
                [
                  -91.69001973182658,
                  30.275139877156157,
                  41.70506668932893
                ],
                [
                  -91.70561158295038,
                  30.275294967054837,
                  1.625066689328929
                ]
              ]
            ]
          },
          "id": "20101202_AL21.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL21.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:14:32Z",
            "pc:count": 4730962,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625204.6455,
                "count": 4730962,
                "maximum": 626000.0201,
                "minimum": 624500.0001,
                "name": "X",
                "position": 0,
                "stddev": 427.1336618,
                "variance": 182443.1651
              },
              {
                "average": 3350763.797,
                "count": 4730962,
                "maximum": 3351500,
                "minimum": 3349999.98,
                "name": "Y",
                "position": 1,
                "stddev": 430.617319,
                "variance": 185431.2754
              },
              {
                "average": 11.52654965,
                "count": 4730962,
                "maximum": 41.70506669,
                "minimum": 1.625066689,
                "name": "Z",
                "position": 2,
                "stddev": 7.437216278,
                "variance": 55.31218596
              },
              {
                "average": 47.91129056,
                "count": 4730962,
                "maximum": 8358,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.20292817,
                "variance": 2228.116428
              },
              {
                "average": 1.630080098,
                "count": 4730962,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8632641881,
                "variance": 0.7452250584
              },
              {
                "average": 2.260204796,
                "count": 4730962,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.099397338,
                "variance": 1.208674507
              },
              {
                "average": 0.5085902191,
                "count": 4730962,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999262555,
                "variance": 0.249926261
              },
              {
                "average": 0.001206942689,
                "count": 4730962,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03472011281,
                "variance": 0.001205486234
              },
              {
                "average": 3.838098678,
                "count": 4730962,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.509806019,
                "variance": 2.279514214
              },
              {
                "average": -0.1072183656,
                "count": 4730962,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.985274221,
                "variance": 15.88241062
              },
              {
                "average": 0,
                "count": 4730962,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3501.786627,
                "count": 4730962,
                "maximum": 3701,
                "minimum": 3301,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.34301552,
                "variance": 4948.139832
              },
              {
                "average": -24217650.52,
                "count": 4730962,
                "maximum": -24215527.65,
                "minimum": -24219949.19,
                "name": "GpsTime",
                "position": 12,
                "stddev": 769.2546268,
                "variance": 591752.6809
              },
              {
                "average": 0,
                "count": 4730962,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4730962,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4730962,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4730962,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4730962,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              624500.0001,
              3349999.98,
              1.625066689,
              626000.0201,
              3351500,
              41.70506669
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    624500.0001374525,
                    3349999.979728057,
                    1.625066689328929
                  ],
                  [
                    624500.0001374525,
                    3351499.9997280566,
                    1.625066689328929
                  ],
                  [
                    626000.0201374525,
                    3351499.9997280566,
                    41.70506668932893
                  ],
                  [
                    626000.0201374525,
                    3349999.979728057,
                    41.70506668932893
                  ],
                  [
                    624500.0001374525,
                    3349999.979728057,
                    1.625066689328929
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:14:32+00:00",
            "end_time": "2010-12-07T18:00:50+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": "20101202_AB02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85854682011642,
              30.53387817342759,
              3.79307942739284
            ],
            [
              -91.85838850813383,
              30.547411455190012,
              3.79307942739284
            ],
            [
              -91.84275245187402,
              30.547273449302462,
              160.47307942739286
            ],
            [
              -91.84291293100183,
              30.53374024161877,
              160.47307942739286
            ],
            [
              -91.85854682011642,
              30.53387817342759,
              3.79307942739284
            ]
          ]
        ]
      },
      "bbox": [
        -91.85854682,
        30.53374024,
        3.793079427,
        -91.84275245,
        30.54741146,
        160.4730794
      ],
      "properties": {
        "datetime": "2010-12-07T18:13:39Z",
        "pc:count": 4744996,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610324.6977,
            "count": 4744996,
            "maximum": 611000.0209,
            "minimum": 609500.0009,
            "name": "X",
            "position": 0,
            "stddev": 401.1552719,
            "variance": 160925.5522
          },
          {
            "average": 3379287.552,
            "count": 4744996,
            "maximum": 3380000.001,
            "minimum": 3378499.981,
            "name": "Y",
            "position": 1,
            "stddev": 418.1719489,
            "variance": 174867.7789
          },
          {
            "average": 11.29968922,
            "count": 4744996,
            "maximum": 160.4730794,
            "minimum": 3.793079427,
            "name": "Z",
            "position": 2,
            "stddev": 6.400357274,
            "variance": 40.96457323
          },
          {
            "average": 45.39056766,
            "count": 4744996,
            "maximum": 8857,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 45.5556154,
            "variance": 2075.314095
          },
          {
            "average": 1.668682123,
            "count": 4744996,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8588806144,
            "variance": 0.7376759097
          },
          {
            "average": 2.337555395,
            "count": 4744996,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.047529317,
            "variance": 1.097317671
          },
          {
            "average": 0.5091595441,
            "count": 4744996,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999161484,
            "variance": 0.2499161554
          },
          {
            "average": 0.001147524677,
            "count": 4744996,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03385569531,
            "variance": 0.001146208105
          },
          {
            "average": 3.853419265,
            "count": 4744996,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.527226464,
            "variance": 2.332420674
          },
          {
            "average": 0.6627985722,
            "count": 4744996,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.719140325,
            "variance": 13.83200476
          },
          {
            "average": 0,
            "count": 4744996,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3236.816266,
            "count": 4744996,
            "maximum": 3401,
            "minimum": 3102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.09988629,
            "variance": 4108.795422
          },
          {
            "average": -24220584.78,
            "count": 4744996,
            "maximum": -24219180.1,
            "minimum": -24221653.94,
            "name": "GpsTime",
            "position": 12,
            "stddev": 978.9127449,
            "variance": 958270.1621
          },
          {
            "average": 0,
            "count": 4744996,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4744996,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4744996,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4744996,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4744996,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609500.0009,
          3378499.981,
          3.793079427,
          611000.0209,
          3380000.001,
          160.4730794
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609500.0008998124,
                3378499.9807159845,
                3.79307942739284
              ],
              [
                609500.0008998124,
                3380000.000715984,
                3.79307942739284
              ],
              [
                611000.0208998125,
                3380000.000715984,
                160.47307942739286
              ],
              [
                611000.0208998125,
                3378499.9807159845,
                160.47307942739286
              ],
              [
                609500.0008998124,
                3378499.9807159845,
                3.79307942739284
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:13:39+00:00",
        "end_time": "2010-12-07T17:32:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85854682,
            30.53374024,
            3.793079427,
            -91.84275245,
            30.54741146,
            160.4730794
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85854682011642,
                  30.53387817342759,
                  3.79307942739284
                ],
                [
                  -91.85838850813383,
                  30.547411455190012,
                  3.79307942739284
                ],
                [
                  -91.84275245187402,
                  30.547273449302462,
                  160.47307942739286
                ],
                [
                  -91.84291293100183,
                  30.53374024161877,
                  160.47307942739286
                ],
                [
                  -91.85854682011642,
                  30.53387817342759,
                  3.79307942739284
                ]
              ]
            ]
          },
          "id": "20101202_AB02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:13:39Z",
            "pc:count": 4744996,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610324.6977,
                "count": 4744996,
                "maximum": 611000.0209,
                "minimum": 609500.0009,
                "name": "X",
                "position": 0,
                "stddev": 401.1552719,
                "variance": 160925.5522
              },
              {
                "average": 3379287.552,
                "count": 4744996,
                "maximum": 3380000.001,
                "minimum": 3378499.981,
                "name": "Y",
                "position": 1,
                "stddev": 418.1719489,
                "variance": 174867.7789
              },
              {
                "average": 11.29968922,
                "count": 4744996,
                "maximum": 160.4730794,
                "minimum": 3.793079427,
                "name": "Z",
                "position": 2,
                "stddev": 6.400357274,
                "variance": 40.96457323
              },
              {
                "average": 45.39056766,
                "count": 4744996,
                "maximum": 8857,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 45.5556154,
                "variance": 2075.314095
              },
              {
                "average": 1.668682123,
                "count": 4744996,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8588806144,
                "variance": 0.7376759097
              },
              {
                "average": 2.337555395,
                "count": 4744996,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.047529317,
                "variance": 1.097317671
              },
              {
                "average": 0.5091595441,
                "count": 4744996,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999161484,
                "variance": 0.2499161554
              },
              {
                "average": 0.001147524677,
                "count": 4744996,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03385569531,
                "variance": 0.001146208105
              },
              {
                "average": 3.853419265,
                "count": 4744996,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.527226464,
                "variance": 2.332420674
              },
              {
                "average": 0.6627985722,
                "count": 4744996,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.719140325,
                "variance": 13.83200476
              },
              {
                "average": 0,
                "count": 4744996,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3236.816266,
                "count": 4744996,
                "maximum": 3401,
                "minimum": 3102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.09988629,
                "variance": 4108.795422
              },
              {
                "average": -24220584.78,
                "count": 4744996,
                "maximum": -24219180.1,
                "minimum": -24221653.94,
                "name": "GpsTime",
                "position": 12,
                "stddev": 978.9127449,
                "variance": 958270.1621
              },
              {
                "average": 0,
                "count": 4744996,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4744996,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4744996,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4744996,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4744996,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609500.0009,
              3378499.981,
              3.793079427,
              611000.0209,
              3380000.001,
              160.4730794
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609500.0008998124,
                    3378499.9807159845,
                    3.79307942739284
                  ],
                  [
                    609500.0008998124,
                    3380000.000715984,
                    3.79307942739284
                  ],
                  [
                    611000.0208998125,
                    3380000.000715984,
                    160.47307942739286
                  ],
                  [
                    611000.0208998125,
                    3378499.9807159845,
                    160.47307942739286
                  ],
                  [
                    609500.0008998124,
                    3378499.9807159845,
                    3.79307942739284
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:13:39+00:00",
            "end_time": "2010-12-07T17:32:26+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": "20101202_AN03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67113433532579,
              30.51856708411613,
              3.591706703597936
            ],
            [
              -91.6709501471414,
              30.532099439630606,
              3.591706703597936
            ],
            [
              -91.65531765946328,
              30.531939005349926,
              242.85170670359793
            ],
            [
              -91.65550401251562,
              30.518406735973073,
              242.85170670359793
            ],
            [
              -91.67113433532579,
              30.51856708411613,
              3.591706703597936
            ]
          ]
        ]
      },
      "bbox": [
        -91.67113434,
        30.51840674,
        3.591706704,
        -91.65531766,
        30.53209944,
        242.8517067
      ],
      "properties": {
        "datetime": "2010-12-06T17:35:28Z",
        "pc:count": 5710909,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628281.3953,
            "count": 5710909,
            "maximum": 629000.0209,
            "minimum": 627500.0009,
            "name": "X",
            "position": 0,
            "stddev": 418.9528074,
            "variance": 175521.4548
          },
          {
            "average": 3377727.04,
            "count": 5710909,
            "maximum": 3378500.002,
            "minimum": 3376999.982,
            "name": "Y",
            "position": 1,
            "stddev": 430.2549388,
            "variance": 185119.3124
          },
          {
            "average": 11.47095416,
            "count": 5710909,
            "maximum": 242.8517067,
            "minimum": 3.591706704,
            "name": "Z",
            "position": 2,
            "stddev": 7.879158637,
            "variance": 62.08114082
          },
          {
            "average": 49.90300598,
            "count": 5710909,
            "maximum": 265,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.61123404,
            "variance": 1901.939734
          },
          {
            "average": 1.648987578,
            "count": 5710909,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8203535431,
            "variance": 0.6729799357
          },
          {
            "average": 2.297999846,
            "count": 5710909,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9740458067,
            "variance": 0.9487652336
          },
          {
            "average": 0.5068557387,
            "count": 5710909,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999530404,
            "variance": 0.2499530426
          },
          {
            "average": 0.001210315206,
            "count": 5710909,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03476852822,
            "variance": 0.001208850554
          },
          {
            "average": 3.567167328,
            "count": 5710909,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.527479766,
            "variance": 2.333194436
          },
          {
            "average": 0.2642670805,
            "count": 5710909,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.951073906,
            "variance": 15.61098501
          },
          {
            "average": 0,
            "count": 5710909,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1116.758809,
            "count": 5710909,
            "maximum": 1302,
            "minimum": 1001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 67.66030585,
            "variance": 4577.916987
          },
          {
            "average": -24310140.72,
            "count": 5710909,
            "maximum": -24307871.55,
            "minimum": -24311722.42,
            "name": "GpsTime",
            "position": 12,
            "stddev": 723.9618201,
            "variance": 524120.717
          },
          {
            "average": 0,
            "count": 5710909,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5710909,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5710909,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5710909,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5710909,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0009,
          3376999.982,
          3.591706704,
          629000.0209,
          3378500.002,
          242.8517067
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0009459583,
                3376999.9823024366,
                3.591706703597936
              ],
              [
                627500.0009459583,
                3378500.002302436,
                3.591706703597936
              ],
              [
                629000.0209459583,
                3378500.002302436,
                242.85170670359793
              ],
              [
                629000.0209459583,
                3376999.9823024366,
                242.85170670359793
              ],
              [
                627500.0009459583,
                3376999.9823024366,
                3.591706703597936
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T17:35:28+00:00",
        "end_time": "2010-12-06T16:31:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67113434,
            30.51840674,
            3.591706704,
            -91.65531766,
            30.53209944,
            242.8517067
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67113433532579,
                  30.51856708411613,
                  3.591706703597936
                ],
                [
                  -91.6709501471414,
                  30.532099439630606,
                  3.591706703597936
                ],
                [
                  -91.65531765946328,
                  30.531939005349926,
                  242.85170670359793
                ],
                [
                  -91.65550401251562,
                  30.518406735973073,
                  242.85170670359793
                ],
                [
                  -91.67113433532579,
                  30.51856708411613,
                  3.591706703597936
                ]
              ]
            ]
          },
          "id": "20101202_AN03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T17:35:28Z",
            "pc:count": 5710909,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628281.3953,
                "count": 5710909,
                "maximum": 629000.0209,
                "minimum": 627500.0009,
                "name": "X",
                "position": 0,
                "stddev": 418.9528074,
                "variance": 175521.4548
              },
              {
                "average": 3377727.04,
                "count": 5710909,
                "maximum": 3378500.002,
                "minimum": 3376999.982,
                "name": "Y",
                "position": 1,
                "stddev": 430.2549388,
                "variance": 185119.3124
              },
              {
                "average": 11.47095416,
                "count": 5710909,
                "maximum": 242.8517067,
                "minimum": 3.591706704,
                "name": "Z",
                "position": 2,
                "stddev": 7.879158637,
                "variance": 62.08114082
              },
              {
                "average": 49.90300598,
                "count": 5710909,
                "maximum": 265,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.61123404,
                "variance": 1901.939734
              },
              {
                "average": 1.648987578,
                "count": 5710909,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8203535431,
                "variance": 0.6729799357
              },
              {
                "average": 2.297999846,
                "count": 5710909,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9740458067,
                "variance": 0.9487652336
              },
              {
                "average": 0.5068557387,
                "count": 5710909,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999530404,
                "variance": 0.2499530426
              },
              {
                "average": 0.001210315206,
                "count": 5710909,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03476852822,
                "variance": 0.001208850554
              },
              {
                "average": 3.567167328,
                "count": 5710909,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.527479766,
                "variance": 2.333194436
              },
              {
                "average": 0.2642670805,
                "count": 5710909,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.951073906,
                "variance": 15.61098501
              },
              {
                "average": 0,
                "count": 5710909,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1116.758809,
                "count": 5710909,
                "maximum": 1302,
                "minimum": 1001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 67.66030585,
                "variance": 4577.916987
              },
              {
                "average": -24310140.72,
                "count": 5710909,
                "maximum": -24307871.55,
                "minimum": -24311722.42,
                "name": "GpsTime",
                "position": 12,
                "stddev": 723.9618201,
                "variance": 524120.717
              },
              {
                "average": 0,
                "count": 5710909,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5710909,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5710909,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5710909,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5710909,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0009,
              3376999.982,
              3.591706704,
              629000.0209,
              3378500.002,
              242.8517067
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0009459583,
                    3376999.9823024366,
                    3.591706703597936
                  ],
                  [
                    627500.0009459583,
                    3378500.002302436,
                    3.591706703597936
                  ],
                  [
                    629000.0209459583,
                    3378500.002302436,
                    242.85170670359793
                  ],
                  [
                    629000.0209459583,
                    3376999.9823024366,
                    242.85170670359793
                  ],
                  [
                    627500.0009459583,
                    3376999.9823024366,
                    3.591706703597936
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T17:35:28+00:00",
            "end_time": "2010-12-06T16:31:17+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": "20101202_AI12.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75084173599465,
              30.397546051175446,
              2.076109232226667
            ],
            [
              -91.75066942773326,
              30.41107908317625,
              2.076109232226667
            ],
            [
              -91.7350557644418,
              30.410928753203155,
              41.19610923222666
            ],
            [
              -91.73523022475628,
              30.39739580211068,
              41.19610923222666
            ],
            [
              -91.75084173599465,
              30.397546051175446,
              2.076109232226667
            ]
          ]
        ]
      },
      "bbox": [
        -91.75084174,
        30.3973958,
        2.076109232,
        -91.73505576,
        30.41107908,
        41.19610923
      ],
      "properties": {
        "datetime": "2010-12-07T17:41:50Z",
        "pc:count": 5641582,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620763.2273,
            "count": 5641582,
            "maximum": 621500.0193,
            "minimum": 619999.9993,
            "name": "X",
            "position": 0,
            "stddev": 433.3148657,
            "variance": 187761.7728
          },
          {
            "average": 3364251.259,
            "count": 5641582,
            "maximum": 3364999.999,
            "minimum": 3363499.979,
            "name": "Y",
            "position": 1,
            "stddev": 432.6342343,
            "variance": 187172.3807
          },
          {
            "average": 12.41035631,
            "count": 5641582,
            "maximum": 41.19610923,
            "minimum": 2.076109232,
            "name": "Z",
            "position": 2,
            "stddev": 8.740983454,
            "variance": 76.40479175
          },
          {
            "average": 41.84300857,
            "count": 5641582,
            "maximum": 1706,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.62896931,
            "variance": 1650.713147
          },
          {
            "average": 1.734239793,
            "count": 5641582,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9018632877,
            "variance": 0.8133573896
          },
          {
            "average": 2.468480472,
            "count": 5641582,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.080162687,
            "variance": 1.16675143
          },
          {
            "average": 0.5100560446,
            "count": 5641582,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49989891,
            "variance": 0.2498989203
          },
          {
            "average": 0.00120781724,
            "count": 5641582,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03473267383,
            "variance": 0.001206358631
          },
          {
            "average": 3.833210791,
            "count": 5641582,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.486223119,
            "variance": 2.208859158
          },
          {
            "average": 0.612145409,
            "count": 5641582,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.972855722,
            "variance": 15.78358259
          },
          {
            "average": 0,
            "count": 5641582,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3054.01799,
            "count": 5641582,
            "maximum": 3201,
            "minimum": 2902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.40646905,
            "variance": 5388.509698
          },
          {
            "average": -24222604.19,
            "count": 5641582,
            "maximum": -24221089.44,
            "minimum": -24224177.39,
            "name": "GpsTime",
            "position": 12,
            "stddev": 871.783864,
            "variance": 760007.1056
          },
          {
            "average": 0,
            "count": 5641582,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5641582,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5641582,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5641582,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5641582,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          619999.9993,
          3363499.979,
          2.076109232,
          621500.0193,
          3364999.999,
          41.19610923
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                619999.9992607587,
                3363499.9786853376,
                2.076109232226667
              ],
              [
                619999.9992607587,
                3364999.998685337,
                2.076109232226667
              ],
              [
                621500.0192607588,
                3364999.998685337,
                41.19610923222666
              ],
              [
                621500.0192607588,
                3363499.9786853376,
                41.19610923222666
              ],
              [
                619999.9992607587,
                3363499.9786853376,
                2.076109232226667
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:41:50+00:00",
        "end_time": "2010-12-07T16:50:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI12.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI12.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI12.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI12.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75084174,
            30.3973958,
            2.076109232,
            -91.73505576,
            30.41107908,
            41.19610923
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75084173599465,
                  30.397546051175446,
                  2.076109232226667
                ],
                [
                  -91.75066942773326,
                  30.41107908317625,
                  2.076109232226667
                ],
                [
                  -91.7350557644418,
                  30.410928753203155,
                  41.19610923222666
                ],
                [
                  -91.73523022475628,
                  30.39739580211068,
                  41.19610923222666
                ],
                [
                  -91.75084173599465,
                  30.397546051175446,
                  2.076109232226667
                ]
              ]
            ]
          },
          "id": "20101202_AI12.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI12.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:41:50Z",
            "pc:count": 5641582,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620763.2273,
                "count": 5641582,
                "maximum": 621500.0193,
                "minimum": 619999.9993,
                "name": "X",
                "position": 0,
                "stddev": 433.3148657,
                "variance": 187761.7728
              },
              {
                "average": 3364251.259,
                "count": 5641582,
                "maximum": 3364999.999,
                "minimum": 3363499.979,
                "name": "Y",
                "position": 1,
                "stddev": 432.6342343,
                "variance": 187172.3807
              },
              {
                "average": 12.41035631,
                "count": 5641582,
                "maximum": 41.19610923,
                "minimum": 2.076109232,
                "name": "Z",
                "position": 2,
                "stddev": 8.740983454,
                "variance": 76.40479175
              },
              {
                "average": 41.84300857,
                "count": 5641582,
                "maximum": 1706,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.62896931,
                "variance": 1650.713147
              },
              {
                "average": 1.734239793,
                "count": 5641582,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9018632877,
                "variance": 0.8133573896
              },
              {
                "average": 2.468480472,
                "count": 5641582,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.080162687,
                "variance": 1.16675143
              },
              {
                "average": 0.5100560446,
                "count": 5641582,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49989891,
                "variance": 0.2498989203
              },
              {
                "average": 0.00120781724,
                "count": 5641582,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03473267383,
                "variance": 0.001206358631
              },
              {
                "average": 3.833210791,
                "count": 5641582,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.486223119,
                "variance": 2.208859158
              },
              {
                "average": 0.612145409,
                "count": 5641582,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.972855722,
                "variance": 15.78358259
              },
              {
                "average": 0,
                "count": 5641582,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3054.01799,
                "count": 5641582,
                "maximum": 3201,
                "minimum": 2902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.40646905,
                "variance": 5388.509698
              },
              {
                "average": -24222604.19,
                "count": 5641582,
                "maximum": -24221089.44,
                "minimum": -24224177.39,
                "name": "GpsTime",
                "position": 12,
                "stddev": 871.783864,
                "variance": 760007.1056
              },
              {
                "average": 0,
                "count": 5641582,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5641582,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5641582,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5641582,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5641582,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              619999.9993,
              3363499.979,
              2.076109232,
              621500.0193,
              3364999.999,
              41.19610923
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    619999.9992607587,
                    3363499.9786853376,
                    2.076109232226667
                  ],
                  [
                    619999.9992607587,
                    3364999.998685337,
                    2.076109232226667
                  ],
                  [
                    621500.0192607588,
                    3364999.998685337,
                    41.19610923222666
                  ],
                  [
                    621500.0192607588,
                    3363499.9786853376,
                    41.19610923222666
                  ],
                  [
                    619999.9992607587,
                    3363499.9786853376,
                    2.076109232226667
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:41:50+00:00",
            "end_time": "2010-12-07T16:50:22+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": "20101202_AK06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71855777429647,
              30.478439391242453,
              4.10142448976768
            ],
            [
              -91.71838044201398,
              30.491972086299445,
              4.10142448976768
            ],
            [
              -91.70275407492757,
              30.491817526241718,
              496.6414244897677
            ],
            [
              -91.70293356789566,
              30.478284914235637,
              496.6414244897677
            ],
            [
              -91.71855777429647,
              30.478439391242453,
              4.10142448976768
            ]
          ]
        ]
      },
      "bbox": [
        -91.71855777,
        30.47828491,
        4.10142449,
        -91.70275407,
        30.49197209,
        496.6414245
      ],
      "properties": {
        "datetime": "2010-12-06T21:58:25Z",
        "pc:count": 6381631,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623770.4192,
            "count": 6381631,
            "maximum": 624500.0208,
            "minimum": 623000.0008,
            "name": "X",
            "position": 0,
            "stddev": 437.0287712,
            "variance": 190994.1468
          },
          {
            "average": 3373246.349,
            "count": 6381631,
            "maximum": 3373999.999,
            "minimum": 3372499.979,
            "name": "Y",
            "position": 1,
            "stddev": 431.5689163,
            "variance": 186251.7295
          },
          {
            "average": 14.38629476,
            "count": 6381631,
            "maximum": 496.6414245,
            "minimum": 4.10142449,
            "name": "Z",
            "position": 2,
            "stddev": 8.585414116,
            "variance": 73.70933555
          },
          {
            "average": 41.22040212,
            "count": 6381631,
            "maximum": 1878,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 38.08068618,
            "variance": 1450.13866
          },
          {
            "average": 1.777773268,
            "count": 6381631,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8561630821,
            "variance": 0.7330152231
          },
          {
            "average": 2.555552648,
            "count": 6381631,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9035267674,
            "variance": 0.8163606194
          },
          {
            "average": 0.5073764058,
            "count": 6381631,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999456248,
            "variance": 0.2499456278
          },
          {
            "average": 0.001185590329,
            "count": 6381631,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0344119876,
            "variance": 0.001184184891
          },
          {
            "average": 3.813361663,
            "count": 6381631,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.501479384,
            "variance": 2.254440339
          },
          {
            "average": 0.1187726706,
            "count": 6381631,
            "maximum": 7.998000145,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.066079013,
            "variance": 16.53299854
          },
          {
            "average": 0,
            "count": 6381631,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2011.137217,
            "count": 6381631,
            "maximum": 2201,
            "minimum": 1801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.11122936,
            "variance": 5056.806941
          },
          {
            "average": -24293871.24,
            "count": 6381631,
            "maximum": -24292094.21,
            "minimum": -24296381.87,
            "name": "GpsTime",
            "position": 12,
            "stddev": 833.0111921,
            "variance": 693907.6462
          },
          {
            "average": 0,
            "count": 6381631,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6381631,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6381631,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6381631,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6381631,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0008,
          3372499.979,
          4.10142449,
          624500.0208,
          3373999.999,
          496.6414245
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0007602404,
                3372499.9789138455,
                4.10142448976768
              ],
              [
                623000.0007602404,
                3373999.998913845,
                4.10142448976768
              ],
              [
                624500.0207602404,
                3373999.998913845,
                496.6414244897677
              ],
              [
                624500.0207602404,
                3372499.9789138455,
                496.6414244897677
              ],
              [
                623000.0007602404,
                3372499.9789138455,
                4.10142448976768
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:58:25+00:00",
        "end_time": "2010-12-06T20:46:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71855777,
            30.47828491,
            4.10142449,
            -91.70275407,
            30.49197209,
            496.6414245
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71855777429647,
                  30.478439391242453,
                  4.10142448976768
                ],
                [
                  -91.71838044201398,
                  30.491972086299445,
                  4.10142448976768
                ],
                [
                  -91.70275407492757,
                  30.491817526241718,
                  496.6414244897677
                ],
                [
                  -91.70293356789566,
                  30.478284914235637,
                  496.6414244897677
                ],
                [
                  -91.71855777429647,
                  30.478439391242453,
                  4.10142448976768
                ]
              ]
            ]
          },
          "id": "20101202_AK06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:58:25Z",
            "pc:count": 6381631,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623770.4192,
                "count": 6381631,
                "maximum": 624500.0208,
                "minimum": 623000.0008,
                "name": "X",
                "position": 0,
                "stddev": 437.0287712,
                "variance": 190994.1468
              },
              {
                "average": 3373246.349,
                "count": 6381631,
                "maximum": 3373999.999,
                "minimum": 3372499.979,
                "name": "Y",
                "position": 1,
                "stddev": 431.5689163,
                "variance": 186251.7295
              },
              {
                "average": 14.38629476,
                "count": 6381631,
                "maximum": 496.6414245,
                "minimum": 4.10142449,
                "name": "Z",
                "position": 2,
                "stddev": 8.585414116,
                "variance": 73.70933555
              },
              {
                "average": 41.22040212,
                "count": 6381631,
                "maximum": 1878,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 38.08068618,
                "variance": 1450.13866
              },
              {
                "average": 1.777773268,
                "count": 6381631,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8561630821,
                "variance": 0.7330152231
              },
              {
                "average": 2.555552648,
                "count": 6381631,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9035267674,
                "variance": 0.8163606194
              },
              {
                "average": 0.5073764058,
                "count": 6381631,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999456248,
                "variance": 0.2499456278
              },
              {
                "average": 0.001185590329,
                "count": 6381631,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0344119876,
                "variance": 0.001184184891
              },
              {
                "average": 3.813361663,
                "count": 6381631,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.501479384,
                "variance": 2.254440339
              },
              {
                "average": 0.1187726706,
                "count": 6381631,
                "maximum": 7.998000145,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.066079013,
                "variance": 16.53299854
              },
              {
                "average": 0,
                "count": 6381631,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2011.137217,
                "count": 6381631,
                "maximum": 2201,
                "minimum": 1801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.11122936,
                "variance": 5056.806941
              },
              {
                "average": -24293871.24,
                "count": 6381631,
                "maximum": -24292094.21,
                "minimum": -24296381.87,
                "name": "GpsTime",
                "position": 12,
                "stddev": 833.0111921,
                "variance": 693907.6462
              },
              {
                "average": 0,
                "count": 6381631,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6381631,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6381631,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6381631,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6381631,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0008,
              3372499.979,
              4.10142449,
              624500.0208,
              3373999.999,
              496.6414245
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0007602404,
                    3372499.9789138455,
                    4.10142448976768
                  ],
                  [
                    623000.0007602404,
                    3373999.998913845,
                    4.10142448976768
                  ],
                  [
                    624500.0207602404,
                    3373999.998913845,
                    496.6414244897677
                  ],
                  [
                    624500.0207602404,
                    3372499.9789138455,
                    496.6414244897677
                  ],
                  [
                    623000.0007602404,
                    3372499.9789138455,
                    4.10142448976768
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:58:25+00:00",
            "end_time": "2010-12-06T20:46:58+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": "20101202_AD12.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.82483347499515,
              30.405324415970053,
              2.286910065042592
            ],
            [
              -91.82475629593259,
              30.411766947707655,
              2.286910065042592
            ],
            [
              -91.8131242740936,
              30.411661731463628,
              31.046910065042596
            ],
            [
              -91.81320221660413,
              30.405219226685855,
              31.046910065042596
            ],
            [
              -91.82483347499515,
              30.405324415970053,
              2.286910065042592
            ]
          ]
        ]
      },
      "bbox": [
        -91.82483347,
        30.40521923,
        2.286910065,
        -91.81312427,
        30.41176695,
        31.04691007
      ],
      "properties": {
        "datetime": "2010-12-07T21:49:18Z",
        "pc:count": 904045,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 613638.9735,
            "count": 904045,
            "maximum": 614000.0116,
            "minimum": 612882.5516,
            "name": "X",
            "position": 0,
            "stddev": 281.8188004,
            "variance": 79421.83627
          },
          {
            "average": 3364812.799,
            "count": 904045,
            "maximum": 3364999.999,
            "minimum": 3364285.919,
            "name": "Y",
            "position": 1,
            "stddev": 148.2430639,
            "variance": 21976.00599
          },
          {
            "average": 8.515353572,
            "count": 904045,
            "maximum": 31.04691007,
            "minimum": 2.286910065,
            "name": "Z",
            "position": 2,
            "stddev": 6.817369659,
            "variance": 46.47652906
          },
          {
            "average": 52.55208867,
            "count": 904045,
            "maximum": 1958,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 49.47484224,
            "variance": 2447.760014
          },
          {
            "average": 1.653672107,
            "count": 904045,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8364612411,
            "variance": 0.6996674078
          },
          {
            "average": 2.308209215,
            "count": 904045,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.008981969,
            "variance": 1.018044614
          },
          {
            "average": 0.5054305925,
            "count": 904045,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999707843,
            "variance": 0.2499707852
          },
          {
            "average": 0.0009369002649,
            "count": 904045,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03059450144,
            "variance": 0.0009360235182
          },
          {
            "average": 3.591387597,
            "count": 904045,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.716984787,
            "variance": 2.948036759
          },
          {
            "average": 0.5992201996,
            "count": 904045,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.520597294,
            "variance": 12.3946053
          },
          {
            "average": 0,
            "count": 904045,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3910.847607,
            "count": 904045,
            "maximum": 4001,
            "minimum": 3801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 39.17218893,
            "variance": 1534.460386
          },
          {
            "average": -24206876.57,
            "count": 904045,
            "maximum": -24206241.32,
            "minimum": -24208641.09,
            "name": "GpsTime",
            "position": 12,
            "stddev": 507.9595718,
            "variance": 258022.9266
          },
          {
            "average": 0,
            "count": 904045,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 904045,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 904045,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 904045,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 904045,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          612882.5516,
          3364285.919,
          2.286910065,
          614000.0116,
          3364999.999,
          31.04691007
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                612882.5516181419,
                3364285.9185998077,
                2.286910065042592
              ],
              [
                612882.5516181419,
                3364999.9985998077,
                2.286910065042592
              ],
              [
                614000.0116181419,
                3364999.9985998077,
                31.046910065042596
              ],
              [
                614000.0116181419,
                3364285.9185998077,
                31.046910065042596
              ],
              [
                612882.5516181419,
                3364285.9185998077,
                2.286910065042592
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:49:18+00:00",
        "end_time": "2010-12-07T21:09:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AD12.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AD12.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AD12.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AD12.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.82483347,
            30.40521923,
            2.286910065,
            -91.81312427,
            30.41176695,
            31.04691007
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.82483347499515,
                  30.405324415970053,
                  2.286910065042592
                ],
                [
                  -91.82475629593259,
                  30.411766947707655,
                  2.286910065042592
                ],
                [
                  -91.8131242740936,
                  30.411661731463628,
                  31.046910065042596
                ],
                [
                  -91.81320221660413,
                  30.405219226685855,
                  31.046910065042596
                ],
                [
                  -91.82483347499515,
                  30.405324415970053,
                  2.286910065042592
                ]
              ]
            ]
          },
          "id": "20101202_AD12.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AD12.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:49:18Z",
            "pc:count": 904045,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 613638.9735,
                "count": 904045,
                "maximum": 614000.0116,
                "minimum": 612882.5516,
                "name": "X",
                "position": 0,
                "stddev": 281.8188004,
                "variance": 79421.83627
              },
              {
                "average": 3364812.799,
                "count": 904045,
                "maximum": 3364999.999,
                "minimum": 3364285.919,
                "name": "Y",
                "position": 1,
                "stddev": 148.2430639,
                "variance": 21976.00599
              },
              {
                "average": 8.515353572,
                "count": 904045,
                "maximum": 31.04691007,
                "minimum": 2.286910065,
                "name": "Z",
                "position": 2,
                "stddev": 6.817369659,
                "variance": 46.47652906
              },
              {
                "average": 52.55208867,
                "count": 904045,
                "maximum": 1958,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 49.47484224,
                "variance": 2447.760014
              },
              {
                "average": 1.653672107,
                "count": 904045,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8364612411,
                "variance": 0.6996674078
              },
              {
                "average": 2.308209215,
                "count": 904045,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.008981969,
                "variance": 1.018044614
              },
              {
                "average": 0.5054305925,
                "count": 904045,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999707843,
                "variance": 0.2499707852
              },
              {
                "average": 0.0009369002649,
                "count": 904045,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03059450144,
                "variance": 0.0009360235182
              },
              {
                "average": 3.591387597,
                "count": 904045,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.716984787,
                "variance": 2.948036759
              },
              {
                "average": 0.5992201996,
                "count": 904045,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.520597294,
                "variance": 12.3946053
              },
              {
                "average": 0,
                "count": 904045,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3910.847607,
                "count": 904045,
                "maximum": 4001,
                "minimum": 3801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 39.17218893,
                "variance": 1534.460386
              },
              {
                "average": -24206876.57,
                "count": 904045,
                "maximum": -24206241.32,
                "minimum": -24208641.09,
                "name": "GpsTime",
                "position": 12,
                "stddev": 507.9595718,
                "variance": 258022.9266
              },
              {
                "average": 0,
                "count": 904045,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 904045,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 904045,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 904045,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 904045,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              612882.5516,
              3364285.919,
              2.286910065,
              614000.0116,
              3364999.999,
              31.04691007
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    612882.5516181419,
                    3364285.9185998077,
                    2.286910065042592
                  ],
                  [
                    612882.5516181419,
                    3364999.9985998077,
                    2.286910065042592
                  ],
                  [
                    614000.0116181419,
                    3364999.9985998077,
                    31.046910065042596
                  ],
                  [
                    614000.0116181419,
                    3364285.9185998077,
                    31.046910065042596
                  ],
                  [
                    612882.5516181419,
                    3364285.9185998077,
                    2.286910065042592
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:49:18+00:00",
            "end_time": "2010-12-07T21:09:18+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": "20101202_AO08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.6564340778603,
              30.450745826676606,
              3.496592988956188
            ],
            [
              -91.65624835536936,
              30.464278241757537,
              3.496592988956188
            ],
            [
              -91.64062680320083,
              30.464116368081534,
              86.69659298895618
            ],
            [
              -91.64081468316543,
              30.450584040026794,
              86.69659298895618
            ],
            [
              -91.6564340778603,
              30.450745826676606,
              3.496592988956188
            ]
          ]
        ]
      },
      "bbox": [
        -91.65643408,
        30.45058404,
        3.496592989,
        -91.6406268,
        30.46427824,
        86.69659299
      ],
      "properties": {
        "datetime": "2010-12-06T18:19:20Z",
        "pc:count": 6331333,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629751.4058,
            "count": 6331333,
            "maximum": 630500.0213,
            "minimum": 629000.0013,
            "name": "X",
            "position": 0,
            "stddev": 431.0830945,
            "variance": 185832.6344
          },
          {
            "average": 3370249.315,
            "count": 6331333,
            "maximum": 3370999.999,
            "minimum": 3369499.979,
            "name": "Y",
            "position": 1,
            "stddev": 433.8891051,
            "variance": 188259.7555
          },
          {
            "average": 12.43842012,
            "count": 6331333,
            "maximum": 86.69659299,
            "minimum": 3.496592989,
            "name": "Z",
            "position": 2,
            "stddev": 7.600075424,
            "variance": 57.76114646
          },
          {
            "average": 46.52428454,
            "count": 6331333,
            "maximum": 292,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.77439402,
            "variance": 1829.648784
          },
          {
            "average": 1.756199682,
            "count": 6331333,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8530282662,
            "variance": 0.727657223
          },
          {
            "average": 2.512493657,
            "count": 6331333,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9246269227,
            "variance": 0.8549349462
          },
          {
            "average": 0.5077850115,
            "count": 6331333,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999394294,
            "variance": 0.2499394331
          },
          {
            "average": 0.001183321111,
            "count": 6331333,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03437907865,
            "variance": 0.001181921049
          },
          {
            "average": 3.717956077,
            "count": 6331333,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.506292437,
            "variance": 2.268916907
          },
          {
            "average": 0.3081627155,
            "count": 6331333,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.116271284,
            "variance": 16.94368928
          },
          {
            "average": 0,
            "count": 6331333,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1488.458802,
            "count": 6331333,
            "maximum": 1601,
            "minimum": 1302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.79159197,
            "variance": 4870.86631
          },
          {
            "average": -24306235.61,
            "count": 6331333,
            "maximum": -24305239.23,
            "minimum": -24307995.63,
            "name": "GpsTime",
            "position": 12,
            "stddev": 786.5355872,
            "variance": 618638.2299
          },
          {
            "average": 0,
            "count": 6331333,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6331333,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6331333,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6331333,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6331333,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0013,
          3369499.979,
          3.496592989,
          630500.0213,
          3370999.999,
          86.69659299
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0013156133,
                3369499.9790356355,
                3.496592988956188
              ],
              [
                629000.0013156133,
                3370999.999035635,
                3.496592988956188
              ],
              [
                630500.0213156133,
                3370999.999035635,
                86.69659298895618
              ],
              [
                630500.0213156133,
                3369499.9790356355,
                86.69659298895618
              ],
              [
                629000.0013156133,
                3369499.9790356355,
                3.496592988956188
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:19:20+00:00",
        "end_time": "2010-12-06T17:33:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65643408,
            30.45058404,
            3.496592989,
            -91.6406268,
            30.46427824,
            86.69659299
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.6564340778603,
                  30.450745826676606,
                  3.496592988956188
                ],
                [
                  -91.65624835536936,
                  30.464278241757537,
                  3.496592988956188
                ],
                [
                  -91.64062680320083,
                  30.464116368081534,
                  86.69659298895618
                ],
                [
                  -91.64081468316543,
                  30.450584040026794,
                  86.69659298895618
                ],
                [
                  -91.6564340778603,
                  30.450745826676606,
                  3.496592988956188
                ]
              ]
            ]
          },
          "id": "20101202_AO08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:19:20Z",
            "pc:count": 6331333,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629751.4058,
                "count": 6331333,
                "maximum": 630500.0213,
                "minimum": 629000.0013,
                "name": "X",
                "position": 0,
                "stddev": 431.0830945,
                "variance": 185832.6344
              },
              {
                "average": 3370249.315,
                "count": 6331333,
                "maximum": 3370999.999,
                "minimum": 3369499.979,
                "name": "Y",
                "position": 1,
                "stddev": 433.8891051,
                "variance": 188259.7555
              },
              {
                "average": 12.43842012,
                "count": 6331333,
                "maximum": 86.69659299,
                "minimum": 3.496592989,
                "name": "Z",
                "position": 2,
                "stddev": 7.600075424,
                "variance": 57.76114646
              },
              {
                "average": 46.52428454,
                "count": 6331333,
                "maximum": 292,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.77439402,
                "variance": 1829.648784
              },
              {
                "average": 1.756199682,
                "count": 6331333,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8530282662,
                "variance": 0.727657223
              },
              {
                "average": 2.512493657,
                "count": 6331333,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9246269227,
                "variance": 0.8549349462
              },
              {
                "average": 0.5077850115,
                "count": 6331333,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999394294,
                "variance": 0.2499394331
              },
              {
                "average": 0.001183321111,
                "count": 6331333,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03437907865,
                "variance": 0.001181921049
              },
              {
                "average": 3.717956077,
                "count": 6331333,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.506292437,
                "variance": 2.268916907
              },
              {
                "average": 0.3081627155,
                "count": 6331333,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.116271284,
                "variance": 16.94368928
              },
              {
                "average": 0,
                "count": 6331333,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1488.458802,
                "count": 6331333,
                "maximum": 1601,
                "minimum": 1302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.79159197,
                "variance": 4870.86631
              },
              {
                "average": -24306235.61,
                "count": 6331333,
                "maximum": -24305239.23,
                "minimum": -24307995.63,
                "name": "GpsTime",
                "position": 12,
                "stddev": 786.5355872,
                "variance": 618638.2299
              },
              {
                "average": 0,
                "count": 6331333,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6331333,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6331333,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6331333,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6331333,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0013,
              3369499.979,
              3.496592989,
              630500.0213,
              3370999.999,
              86.69659299
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0013156133,
                    3369499.9790356355,
                    3.496592988956188
                  ],
                  [
                    629000.0013156133,
                    3370999.999035635,
                    3.496592988956188
                  ],
                  [
                    630500.0213156133,
                    3370999.999035635,
                    86.69659298895618
                  ],
                  [
                    630500.0213156133,
                    3369499.9790356355,
                    86.69659298895618
                  ],
                  [
                    629000.0013156133,
                    3369499.9790356355,
                    3.496592988956188
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:19:20+00:00",
            "end_time": "2010-12-06T17:33:24+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": "20101202_AG11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78189669082442,
              30.41137395735538,
              2.051951217436439
            ],
            [
              -91.78172857281808,
              30.424907119244395,
              2.051951217436439
            ],
            [
              -91.76611252354004,
              30.424760442671555,
              244.13195121743644
            ],
            [
              -91.76628279519298,
              30.41122735970388,
              244.13195121743644
            ],
            [
              -91.78189669082442,
              30.41137395735538,
              2.051951217436439
            ]
          ]
        ]
      },
      "bbox": [
        -91.78189669,
        30.41122736,
        2.051951217,
        -91.76611252,
        30.42490712,
        244.1319512
      ],
      "properties": {
        "datetime": "2010-12-07T18:42:23Z",
        "pc:count": 5396207,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617717.3233,
            "count": 5396207,
            "maximum": 618500.0191,
            "minimum": 616999.9991,
            "name": "X",
            "position": 0,
            "stddev": 430.0382659,
            "variance": 184932.9101
          },
          {
            "average": 3365728.845,
            "count": 5396207,
            "maximum": 3366499.998,
            "minimum": 3364999.978,
            "name": "Y",
            "position": 1,
            "stddev": 433.962118,
            "variance": 188323.1199
          },
          {
            "average": 10.40560323,
            "count": 5396207,
            "maximum": 244.1319512,
            "minimum": 2.051951217,
            "name": "Z",
            "position": 2,
            "stddev": 7.471904509,
            "variance": 55.82935699
          },
          {
            "average": 41.05584108,
            "count": 5396207,
            "maximum": 315,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 37.56523822,
            "variance": 1411.147123
          },
          {
            "average": 1.672000722,
            "count": 5396207,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.873219882,
            "variance": 0.7625129622
          },
          {
            "average": 2.344192319,
            "count": 5396207,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.078921936,
            "variance": 1.164072544
          },
          {
            "average": 0.5086028019,
            "count": 5396207,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999260326,
            "variance": 0.2499260381
          },
          {
            "average": 0.001185462307,
            "count": 5396207,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03441013231,
            "variance": 0.001184057206
          },
          {
            "average": 3.821244255,
            "count": 5396207,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.48229607,
            "variance": 2.19720164
          },
          {
            "average": -0.05758037867,
            "count": 5396207,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.926571173,
            "variance": 15.41796118
          },
          {
            "average": 0,
            "count": 5396207,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3323.552884,
            "count": 5396207,
            "maximum": 3502,
            "minimum": 3201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.53883084,
            "variance": 5117.804319
          },
          {
            "average": -24219624.22,
            "count": 5396207,
            "maximum": -24217456.57,
            "minimum": -24221149.92,
            "name": "GpsTime",
            "position": 12,
            "stddev": 769.4528933,
            "variance": 592057.7549
          },
          {
            "average": 0,
            "count": 5396207,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5396207,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5396207,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5396207,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5396207,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          616999.9991,
          3364999.978,
          2.051951217,
          618500.0191,
          3366499.998,
          244.1319512
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                616999.9991349562,
                3364999.978361185,
                2.051951217436439
              ],
              [
                616999.9991349562,
                3366499.9983611847,
                2.051951217436439
              ],
              [
                618500.0191349562,
                3366499.9983611847,
                244.13195121743644
              ],
              [
                618500.0191349562,
                3364999.978361185,
                244.13195121743644
              ],
              [
                616999.9991349562,
                3364999.978361185,
                2.051951217436439
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:42:23+00:00",
        "end_time": "2010-12-07T17:40:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78189669,
            30.41122736,
            2.051951217,
            -91.76611252,
            30.42490712,
            244.1319512
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78189669082442,
                  30.41137395735538,
                  2.051951217436439
                ],
                [
                  -91.78172857281808,
                  30.424907119244395,
                  2.051951217436439
                ],
                [
                  -91.76611252354004,
                  30.424760442671555,
                  244.13195121743644
                ],
                [
                  -91.76628279519298,
                  30.41122735970388,
                  244.13195121743644
                ],
                [
                  -91.78189669082442,
                  30.41137395735538,
                  2.051951217436439
                ]
              ]
            ]
          },
          "id": "20101202_AG11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:42:23Z",
            "pc:count": 5396207,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617717.3233,
                "count": 5396207,
                "maximum": 618500.0191,
                "minimum": 616999.9991,
                "name": "X",
                "position": 0,
                "stddev": 430.0382659,
                "variance": 184932.9101
              },
              {
                "average": 3365728.845,
                "count": 5396207,
                "maximum": 3366499.998,
                "minimum": 3364999.978,
                "name": "Y",
                "position": 1,
                "stddev": 433.962118,
                "variance": 188323.1199
              },
              {
                "average": 10.40560323,
                "count": 5396207,
                "maximum": 244.1319512,
                "minimum": 2.051951217,
                "name": "Z",
                "position": 2,
                "stddev": 7.471904509,
                "variance": 55.82935699
              },
              {
                "average": 41.05584108,
                "count": 5396207,
                "maximum": 315,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 37.56523822,
                "variance": 1411.147123
              },
              {
                "average": 1.672000722,
                "count": 5396207,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.873219882,
                "variance": 0.7625129622
              },
              {
                "average": 2.344192319,
                "count": 5396207,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.078921936,
                "variance": 1.164072544
              },
              {
                "average": 0.5086028019,
                "count": 5396207,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999260326,
                "variance": 0.2499260381
              },
              {
                "average": 0.001185462307,
                "count": 5396207,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03441013231,
                "variance": 0.001184057206
              },
              {
                "average": 3.821244255,
                "count": 5396207,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.48229607,
                "variance": 2.19720164
              },
              {
                "average": -0.05758037867,
                "count": 5396207,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.926571173,
                "variance": 15.41796118
              },
              {
                "average": 0,
                "count": 5396207,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3323.552884,
                "count": 5396207,
                "maximum": 3502,
                "minimum": 3201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.53883084,
                "variance": 5117.804319
              },
              {
                "average": -24219624.22,
                "count": 5396207,
                "maximum": -24217456.57,
                "minimum": -24221149.92,
                "name": "GpsTime",
                "position": 12,
                "stddev": 769.4528933,
                "variance": 592057.7549
              },
              {
                "average": 0,
                "count": 5396207,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5396207,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5396207,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5396207,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5396207,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              616999.9991,
              3364999.978,
              2.051951217,
              618500.0191,
              3366499.998,
              244.1319512
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    616999.9991349562,
                    3364999.978361185,
                    2.051951217436439
                  ],
                  [
                    616999.9991349562,
                    3366499.9983611847,
                    2.051951217436439
                  ],
                  [
                    618500.0191349562,
                    3366499.9983611847,
                    244.13195121743644
                  ],
                  [
                    618500.0191349562,
                    3364999.978361185,
                    244.13195121743644
                  ],
                  [
                    616999.9991349562,
                    3364999.978361185,
                    2.051951217436439
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:42:23+00:00",
            "end_time": "2010-12-07T17:40:50+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": "20101202_AL22.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.70578912426335,
              30.261762075702936,
              2.131854641148607
            ],
            [
              -91.70561156923378,
              30.27529515175353,
              2.131854641148607
            ],
            [
              -91.69001971808086,
              30.275140061852355,
              1206.0718546411485
            ],
            [
              -91.69019941040835,
              30.26160706949698,
              1206.0718546411485
            ],
            [
              -91.70578912426335,
              30.261762075702936,
              2.131854641148607
            ]
          ]
        ]
      },
      "bbox": [
        -91.70578912,
        30.26160707,
        2.131854641,
        -91.69001972,
        30.27529515,
        1206.071855
      ],
      "properties": {
        "datetime": "2010-12-07T21:14:25Z",
        "pc:count": 4995159,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625212.3855,
            "count": 4995159,
            "maximum": 626000.0212,
            "minimum": 624500.0012,
            "name": "X",
            "position": 0,
            "stddev": 425.9714426,
            "variance": 181451.6699
          },
          {
            "average": 3349220.142,
            "count": 4995159,
            "maximum": 3350000,
            "minimum": 3348499.98,
            "name": "Y",
            "position": 1,
            "stddev": 427.9172886,
            "variance": 183113.2059
          },
          {
            "average": 12.20260806,
            "count": 4995159,
            "maximum": 1206.071855,
            "minimum": 2.131854641,
            "name": "Z",
            "position": 2,
            "stddev": 7.100982017,
            "variance": 50.4239456
          },
          {
            "average": 49.36684838,
            "count": 4995159,
            "maximum": 12294,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 44.85012121,
            "variance": 2011.533372
          },
          {
            "average": 1.62157661,
            "count": 4995159,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8566280475,
            "variance": 0.7338116118
          },
          {
            "average": 2.243075946,
            "count": 4995159,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.092471359,
            "variance": 1.193493671
          },
          {
            "average": 0.5078557059,
            "count": 4995159,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999383341,
            "variance": 0.2499383379
          },
          {
            "average": 0.001182344746,
            "count": 4995159,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03436491006,
            "variance": 0.001180947044
          },
          {
            "average": 3.823181204,
            "count": 4995159,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.467248368,
            "variance": 2.152817773
          },
          {
            "average": 0.7770344935,
            "count": 4995159,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.96019186,
            "variance": 15.68311957
          },
          {
            "average": 0,
            "count": 4995159,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3616.849453,
            "count": 4995159,
            "maximum": 3802,
            "minimum": 3402,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.9538057,
            "variance": 5177.350155
          },
          {
            "average": -24216337.26,
            "count": 4995159,
            "maximum": -24208334.39,
            "minimum": -24218646.16,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1068.544008,
            "variance": 1141786.297
          },
          {
            "average": 0,
            "count": 4995159,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4995159,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4995159,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4995159,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4995159,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          624500.0012,
          3348499.98,
          2.131854641,
          626000.0212,
          3350000,
          1206.071855
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                624500.0012237086,
                3348499.9802126447,
                2.131854641148607
              ],
              [
                624500.0012237086,
                3350000.000212644,
                2.131854641148607
              ],
              [
                626000.0212237086,
                3350000.000212644,
                1206.0718546411485
              ],
              [
                626000.0212237086,
                3348499.9802126447,
                1206.0718546411485
              ],
              [
                624500.0012237086,
                3348499.9802126447,
                2.131854641148607
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:14:25+00:00",
        "end_time": "2010-12-07T18:22:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL22.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL22.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL22.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL22.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.70578912,
            30.26160707,
            2.131854641,
            -91.69001972,
            30.27529515,
            1206.071855
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.70578912426335,
                  30.261762075702936,
                  2.131854641148607
                ],
                [
                  -91.70561156923378,
                  30.27529515175353,
                  2.131854641148607
                ],
                [
                  -91.69001971808086,
                  30.275140061852355,
                  1206.0718546411485
                ],
                [
                  -91.69019941040835,
                  30.26160706949698,
                  1206.0718546411485
                ],
                [
                  -91.70578912426335,
                  30.261762075702936,
                  2.131854641148607
                ]
              ]
            ]
          },
          "id": "20101202_AL22.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL22.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:14:25Z",
            "pc:count": 4995159,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625212.3855,
                "count": 4995159,
                "maximum": 626000.0212,
                "minimum": 624500.0012,
                "name": "X",
                "position": 0,
                "stddev": 425.9714426,
                "variance": 181451.6699
              },
              {
                "average": 3349220.142,
                "count": 4995159,
                "maximum": 3350000,
                "minimum": 3348499.98,
                "name": "Y",
                "position": 1,
                "stddev": 427.9172886,
                "variance": 183113.2059
              },
              {
                "average": 12.20260806,
                "count": 4995159,
                "maximum": 1206.071855,
                "minimum": 2.131854641,
                "name": "Z",
                "position": 2,
                "stddev": 7.100982017,
                "variance": 50.4239456
              },
              {
                "average": 49.36684838,
                "count": 4995159,
                "maximum": 12294,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 44.85012121,
                "variance": 2011.533372
              },
              {
                "average": 1.62157661,
                "count": 4995159,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8566280475,
                "variance": 0.7338116118
              },
              {
                "average": 2.243075946,
                "count": 4995159,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.092471359,
                "variance": 1.193493671
              },
              {
                "average": 0.5078557059,
                "count": 4995159,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999383341,
                "variance": 0.2499383379
              },
              {
                "average": 0.001182344746,
                "count": 4995159,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03436491006,
                "variance": 0.001180947044
              },
              {
                "average": 3.823181204,
                "count": 4995159,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.467248368,
                "variance": 2.152817773
              },
              {
                "average": 0.7770344935,
                "count": 4995159,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.96019186,
                "variance": 15.68311957
              },
              {
                "average": 0,
                "count": 4995159,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3616.849453,
                "count": 4995159,
                "maximum": 3802,
                "minimum": 3402,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.9538057,
                "variance": 5177.350155
              },
              {
                "average": -24216337.26,
                "count": 4995159,
                "maximum": -24208334.39,
                "minimum": -24218646.16,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1068.544008,
                "variance": 1141786.297
              },
              {
                "average": 0,
                "count": 4995159,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4995159,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4995159,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4995159,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4995159,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              624500.0012,
              3348499.98,
              2.131854641,
              626000.0212,
              3350000,
              1206.071855
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    624500.0012237086,
                    3348499.9802126447,
                    2.131854641148607
                  ],
                  [
                    624500.0012237086,
                    3350000.000212644,
                    2.131854641148607
                  ],
                  [
                    626000.0212237086,
                    3350000.000212644,
                    1206.0718546411485
                  ],
                  [
                    626000.0212237086,
                    3348499.9802126447,
                    1206.0718546411485
                  ],
                  [
                    624500.0012237086,
                    3348499.9802126447,
                    2.131854641148607
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:14:25+00:00",
            "end_time": "2010-12-07T18:22:33+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": "20101202_AB03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85636192515128,
              30.520324478805236,
              2.897650292913568
            ],
            [
              -91.856203395795,
              30.533857778413655,
              2.897650292913568
            ],
            [
              -91.84291289803505,
              30.53374040189037,
              165.59765029291358
            ],
            [
              -91.8430732684486,
              30.520207165304,
              165.59765029291358
            ],
            [
              -91.85636192515128,
              30.520324478805236,
              2.897650292913568
            ]
          ]
        ]
      },
      "bbox": [
        -91.85636193,
        30.52020717,
        2.897650293,
        -91.8429129,
        30.53385778,
        165.5976503
      ],
      "properties": {
        "datetime": "2010-12-07T18:46:05Z",
        "pc:count": 3824315,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610453.2184,
            "count": 3824315,
            "maximum": 611000.0239,
            "minimum": 609724.8439,
            "name": "X",
            "position": 0,
            "stddev": 340.9753269,
            "variance": 116264.1736
          },
          {
            "average": 3377769.913,
            "count": 3824315,
            "maximum": 3378499.999,
            "minimum": 3376999.979,
            "name": "Y",
            "position": 1,
            "stddev": 449.5932842,
            "variance": 202134.1212
          },
          {
            "average": 12.41172582,
            "count": 3824315,
            "maximum": 165.5976503,
            "minimum": 2.897650293,
            "name": "Z",
            "position": 2,
            "stddev": 7.367932352,
            "variance": 54.28642715
          },
          {
            "average": 45.56148434,
            "count": 3824315,
            "maximum": 10984,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.29657249,
            "variance": 1874.593189
          },
          {
            "average": 1.673369741,
            "count": 3824315,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8741578604,
            "variance": 0.764151965
          },
          {
            "average": 2.34660194,
            "count": 3824315,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.079635201,
            "variance": 1.165612167
          },
          {
            "average": 0.5091348385,
            "count": 3824315,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999166131,
            "variance": 0.2499166201
          },
          {
            "average": 0.001361551023,
            "count": 3824315,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03687407704,
            "variance": 0.001359697557
          },
          {
            "average": 3.920426272,
            "count": 3824315,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.548702757,
            "variance": 2.39848023
          },
          {
            "average": 0.007652376214,
            "count": 3824315,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.984863284,
            "variance": 15.87913539
          },
          {
            "average": 0,
            "count": 3824315,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3334.397855,
            "count": 3824315,
            "maximum": 3502,
            "minimum": 3201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 65.87058943,
            "variance": 4338.934552
          },
          {
            "average": -24219458.21,
            "count": 3824315,
            "maximum": -24217234.5,
            "minimum": -24221371.39,
            "name": "GpsTime",
            "position": 12,
            "stddev": 676.5112801,
            "variance": 457667.512
          },
          {
            "average": 0,
            "count": 3824315,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3824315,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3824315,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3824315,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3824315,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609724.8439,
          3376999.979,
          2.897650293,
          611000.0239,
          3378499.999,
          165.5976503
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609724.8438802738,
                3376999.978511043,
                2.897650292913568
              ],
              [
                609724.8438802738,
                3378499.9985110424,
                2.897650292913568
              ],
              [
                611000.0238802737,
                3378499.9985110424,
                165.59765029291358
              ],
              [
                611000.0238802737,
                3376999.978511043,
                165.59765029291358
              ],
              [
                609724.8438802738,
                3376999.978511043,
                2.897650292913568
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:46:05+00:00",
        "end_time": "2010-12-07T17:37:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85636193,
            30.52020717,
            2.897650293,
            -91.8429129,
            30.53385778,
            165.5976503
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85636192515128,
                  30.520324478805236,
                  2.897650292913568
                ],
                [
                  -91.856203395795,
                  30.533857778413655,
                  2.897650292913568
                ],
                [
                  -91.84291289803505,
                  30.53374040189037,
                  165.59765029291358
                ],
                [
                  -91.8430732684486,
                  30.520207165304,
                  165.59765029291358
                ],
                [
                  -91.85636192515128,
                  30.520324478805236,
                  2.897650292913568
                ]
              ]
            ]
          },
          "id": "20101202_AB03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:46:05Z",
            "pc:count": 3824315,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610453.2184,
                "count": 3824315,
                "maximum": 611000.0239,
                "minimum": 609724.8439,
                "name": "X",
                "position": 0,
                "stddev": 340.9753269,
                "variance": 116264.1736
              },
              {
                "average": 3377769.913,
                "count": 3824315,
                "maximum": 3378499.999,
                "minimum": 3376999.979,
                "name": "Y",
                "position": 1,
                "stddev": 449.5932842,
                "variance": 202134.1212
              },
              {
                "average": 12.41172582,
                "count": 3824315,
                "maximum": 165.5976503,
                "minimum": 2.897650293,
                "name": "Z",
                "position": 2,
                "stddev": 7.367932352,
                "variance": 54.28642715
              },
              {
                "average": 45.56148434,
                "count": 3824315,
                "maximum": 10984,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.29657249,
                "variance": 1874.593189
              },
              {
                "average": 1.673369741,
                "count": 3824315,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8741578604,
                "variance": 0.764151965
              },
              {
                "average": 2.34660194,
                "count": 3824315,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.079635201,
                "variance": 1.165612167
              },
              {
                "average": 0.5091348385,
                "count": 3824315,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999166131,
                "variance": 0.2499166201
              },
              {
                "average": 0.001361551023,
                "count": 3824315,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03687407704,
                "variance": 0.001359697557
              },
              {
                "average": 3.920426272,
                "count": 3824315,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.548702757,
                "variance": 2.39848023
              },
              {
                "average": 0.007652376214,
                "count": 3824315,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.984863284,
                "variance": 15.87913539
              },
              {
                "average": 0,
                "count": 3824315,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3334.397855,
                "count": 3824315,
                "maximum": 3502,
                "minimum": 3201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 65.87058943,
                "variance": 4338.934552
              },
              {
                "average": -24219458.21,
                "count": 3824315,
                "maximum": -24217234.5,
                "minimum": -24221371.39,
                "name": "GpsTime",
                "position": 12,
                "stddev": 676.5112801,
                "variance": 457667.512
              },
              {
                "average": 0,
                "count": 3824315,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3824315,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3824315,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3824315,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3824315,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609724.8439,
              3376999.979,
              2.897650293,
              611000.0239,
              3378499.999,
              165.5976503
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609724.8438802738,
                    3376999.978511043,
                    2.897650292913568
                  ],
                  [
                    609724.8438802738,
                    3378499.9985110424,
                    2.897650292913568
                  ],
                  [
                    611000.0238802737,
                    3378499.9985110424,
                    165.59765029291358
                  ],
                  [
                    611000.0238802737,
                    3376999.978511043,
                    165.59765029291358
                  ],
                  [
                    609724.8438802738,
                    3376999.978511043,
                    2.897650292913568
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:46:05+00:00",
            "end_time": "2010-12-07T17:37:08+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": "20101202_AE02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81164612708258,
              30.53345871305582,
              3.396873810439956
            ],
            [
              -91.81150112792676,
              30.545365299829427,
              3.396873810439956
            ],
            [
              -91.79586566293612,
              30.545221673910664,
              256.57687381043996
            ],
            [
              -91.79601256853284,
              30.533315154969493,
              256.57687381043996
            ],
            [
              -91.81164612708258,
              30.53345871305582,
              3.396873810439956
            ]
          ]
        ]
      },
      "bbox": [
        -91.81164613,
        30.53331515,
        3.39687381,
        -91.79586566,
        30.5453653,
        256.5768738
      ],
      "properties": {
        "datetime": "2010-12-07T16:22:47Z",
        "pc:count": 4364501,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614717.8572,
            "count": 4364501,
            "maximum": 615500.0189,
            "minimum": 613999.9989,
            "name": "X",
            "position": 0,
            "stddev": 433.3070056,
            "variance": 187754.9611
          },
          {
            "average": 3379064.868,
            "count": 4364501,
            "maximum": 3379819.716,
            "minimum": 3378499.976,
            "name": "Y",
            "position": 1,
            "stddev": 341.842105,
            "variance": 116856.0247
          },
          {
            "average": 11.35595376,
            "count": 4364501,
            "maximum": 256.5768738,
            "minimum": 3.39687381,
            "name": "Z",
            "position": 2,
            "stddev": 7.144967986,
            "variance": 51.05056752
          },
          {
            "average": 53.14158068,
            "count": 4364501,
            "maximum": 12726,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 52.49673442,
            "variance": 2755.907125
          },
          {
            "average": 1.641588351,
            "count": 4364501,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8588833421,
            "variance": 0.7376805954
          },
          {
            "average": 2.283049082,
            "count": 4364501,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.076919592,
            "variance": 1.159755808
          },
          {
            "average": 0.5059985093,
            "count": 4364501,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999640739,
            "variance": 0.2499640752
          },
          {
            "average": 0.001271164791,
            "count": 4364501,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03563073423,
            "variance": 0.001269549222
          },
          {
            "average": 3.605639224,
            "count": 4364501,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.531919291,
            "variance": 2.346776713
          },
          {
            "average": 0.117988328,
            "count": 4364501,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.078318396,
            "variance": 16.63268094
          },
          {
            "average": 0,
            "count": 4364501,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2707.094856,
            "count": 4364501,
            "maximum": 2801,
            "minimum": 2601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.65886829,
            "variance": 4443.404722
          },
          {
            "average": -24226451.7,
            "count": 4364501,
            "maximum": -24225832.37,
            "minimum": -24228052.95,
            "name": "GpsTime",
            "position": 12,
            "stddev": 797.4106512,
            "variance": 635863.7466
          },
          {
            "average": 0,
            "count": 4364501,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4364501,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4364501,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4364501,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4364501,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9989,
          3378499.976,
          3.39687381,
          615500.0189,
          3379819.716,
          256.5768738
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9989035062,
                3378499.97579566,
                3.396873810439956
              ],
              [
                613999.9989035062,
                3379819.7157956604,
                3.396873810439956
              ],
              [
                615500.0189035062,
                3379819.7157956604,
                256.57687381043996
              ],
              [
                615500.0189035062,
                3378499.97579566,
                256.57687381043996
              ],
              [
                613999.9989035062,
                3378499.97579566,
                3.396873810439956
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:22:47+00:00",
        "end_time": "2010-12-07T15:45:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81164613,
            30.53331515,
            3.39687381,
            -91.79586566,
            30.5453653,
            256.5768738
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81164612708258,
                  30.53345871305582,
                  3.396873810439956
                ],
                [
                  -91.81150112792676,
                  30.545365299829427,
                  3.396873810439956
                ],
                [
                  -91.79586566293612,
                  30.545221673910664,
                  256.57687381043996
                ],
                [
                  -91.79601256853284,
                  30.533315154969493,
                  256.57687381043996
                ],
                [
                  -91.81164612708258,
                  30.53345871305582,
                  3.396873810439956
                ]
              ]
            ]
          },
          "id": "20101202_AE02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:22:47Z",
            "pc:count": 4364501,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614717.8572,
                "count": 4364501,
                "maximum": 615500.0189,
                "minimum": 613999.9989,
                "name": "X",
                "position": 0,
                "stddev": 433.3070056,
                "variance": 187754.9611
              },
              {
                "average": 3379064.868,
                "count": 4364501,
                "maximum": 3379819.716,
                "minimum": 3378499.976,
                "name": "Y",
                "position": 1,
                "stddev": 341.842105,
                "variance": 116856.0247
              },
              {
                "average": 11.35595376,
                "count": 4364501,
                "maximum": 256.5768738,
                "minimum": 3.39687381,
                "name": "Z",
                "position": 2,
                "stddev": 7.144967986,
                "variance": 51.05056752
              },
              {
                "average": 53.14158068,
                "count": 4364501,
                "maximum": 12726,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 52.49673442,
                "variance": 2755.907125
              },
              {
                "average": 1.641588351,
                "count": 4364501,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8588833421,
                "variance": 0.7376805954
              },
              {
                "average": 2.283049082,
                "count": 4364501,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.076919592,
                "variance": 1.159755808
              },
              {
                "average": 0.5059985093,
                "count": 4364501,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999640739,
                "variance": 0.2499640752
              },
              {
                "average": 0.001271164791,
                "count": 4364501,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03563073423,
                "variance": 0.001269549222
              },
              {
                "average": 3.605639224,
                "count": 4364501,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.531919291,
                "variance": 2.346776713
              },
              {
                "average": 0.117988328,
                "count": 4364501,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.078318396,
                "variance": 16.63268094
              },
              {
                "average": 0,
                "count": 4364501,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2707.094856,
                "count": 4364501,
                "maximum": 2801,
                "minimum": 2601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.65886829,
                "variance": 4443.404722
              },
              {
                "average": -24226451.7,
                "count": 4364501,
                "maximum": -24225832.37,
                "minimum": -24228052.95,
                "name": "GpsTime",
                "position": 12,
                "stddev": 797.4106512,
                "variance": 635863.7466
              },
              {
                "average": 0,
                "count": 4364501,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4364501,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4364501,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4364501,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4364501,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9989,
              3378499.976,
              3.39687381,
              615500.0189,
              3379819.716,
              256.5768738
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9989035062,
                    3378499.97579566,
                    3.396873810439956
                  ],
                  [
                    613999.9989035062,
                    3379819.7157956604,
                    3.396873810439956
                  ],
                  [
                    615500.0189035062,
                    3379819.7157956604,
                    256.57687381043996
                  ],
                  [
                    615500.0189035062,
                    3378499.97579566,
                    256.57687381043996
                  ],
                  [
                    613999.9989035062,
                    3378499.97579566,
                    3.396873810439956
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:22:47+00:00",
            "end_time": "2010-12-07T15:45:47+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": "20101202_AI13.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75101391802869,
              30.384013179429367,
              2.067913878244042
            ],
            [
              -91.75084172661339,
              30.39754624037885,
              2.067913878244042
            ],
            [
              -91.73523021534497,
              30.39739599131212,
              484.74791387824405
            ],
            [
              -91.73540455735457,
              30.38386301124918,
              484.74791387824405
            ],
            [
              -91.75101391802869,
              30.384013179429367,
              2.067913878244042
            ]
          ]
        ]
      },
      "bbox": [
        -91.75101392,
        30.38386301,
        2.067913878,
        -91.73523022,
        30.39754624,
        484.7479139
      ],
      "properties": {
        "datetime": "2010-12-07T18:04:16Z",
        "pc:count": 5075076,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620723.8574,
            "count": 5075076,
            "maximum": 621500.0199,
            "minimum": 619999.9999,
            "name": "X",
            "position": 0,
            "stddev": 432.5767211,
            "variance": 187122.6197
          },
          {
            "average": 3362758.199,
            "count": 5075076,
            "maximum": 3363500,
            "minimum": 3361999.98,
            "name": "Y",
            "position": 1,
            "stddev": 439.0172755,
            "variance": 192736.1682
          },
          {
            "average": 9.433655928,
            "count": 5075076,
            "maximum": 484.7479139,
            "minimum": 2.067913878,
            "name": "Z",
            "position": 2,
            "stddev": 6.865923267,
            "variance": 47.14090231
          },
          {
            "average": 42.96538377,
            "count": 5075076,
            "maximum": 283,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 38.48932798,
            "variance": 1481.428368
          },
          {
            "average": 1.623361896,
            "count": 5075076,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8491645982,
            "variance": 0.7210805149
          },
          {
            "average": 2.246733054,
            "count": 5075076,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.072975536,
            "variance": 1.1512765
          },
          {
            "average": 0.5074826466,
            "count": 5075076,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999440561,
            "variance": 0.2499440592
          },
          {
            "average": 0.001232887941,
            "count": 5075076,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03509085594,
            "variance": 0.001231368171
          },
          {
            "average": 3.836823527,
            "count": 5075076,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.523022482,
            "variance": 2.319597479
          },
          {
            "average": 0.372114306,
            "count": 5075076,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.06742811,
            "variance": 16.54397143
          },
          {
            "average": 0,
            "count": 5075076,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3169.144178,
            "count": 5075076,
            "maximum": 3302,
            "minimum": 3001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.34156693,
            "variance": 5378.985439
          },
          {
            "average": -24221324.84,
            "count": 5075076,
            "maximum": -24219743.09,
            "minimum": -24223325.3,
            "name": "GpsTime",
            "position": 12,
            "stddev": 793.1062871,
            "variance": 629017.5827
          },
          {
            "average": 0,
            "count": 5075076,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5075076,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5075076,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5075076,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5075076,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          619999.9999,
          3361999.98,
          2.067913878,
          621500.0199,
          3363500,
          484.7479139
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                619999.9999306756,
                3361999.9796642745,
                2.067913878244042
              ],
              [
                619999.9999306756,
                3363499.999664274,
                2.067913878244042
              ],
              [
                621500.0199306756,
                3363499.999664274,
                484.74791387824405
              ],
              [
                621500.0199306756,
                3361999.9796642745,
                484.74791387824405
              ],
              [
                619999.9999306756,
                3361999.9796642745,
                2.067913878244042
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:04:16+00:00",
        "end_time": "2010-12-07T17:04:34+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI13.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI13.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI13.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI13.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75101392,
            30.38386301,
            2.067913878,
            -91.73523022,
            30.39754624,
            484.7479139
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75101391802869,
                  30.384013179429367,
                  2.067913878244042
                ],
                [
                  -91.75084172661339,
                  30.39754624037885,
                  2.067913878244042
                ],
                [
                  -91.73523021534497,
                  30.39739599131212,
                  484.74791387824405
                ],
                [
                  -91.73540455735457,
                  30.38386301124918,
                  484.74791387824405
                ],
                [
                  -91.75101391802869,
                  30.384013179429367,
                  2.067913878244042
                ]
              ]
            ]
          },
          "id": "20101202_AI13.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI13.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:04:16Z",
            "pc:count": 5075076,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620723.8574,
                "count": 5075076,
                "maximum": 621500.0199,
                "minimum": 619999.9999,
                "name": "X",
                "position": 0,
                "stddev": 432.5767211,
                "variance": 187122.6197
              },
              {
                "average": 3362758.199,
                "count": 5075076,
                "maximum": 3363500,
                "minimum": 3361999.98,
                "name": "Y",
                "position": 1,
                "stddev": 439.0172755,
                "variance": 192736.1682
              },
              {
                "average": 9.433655928,
                "count": 5075076,
                "maximum": 484.7479139,
                "minimum": 2.067913878,
                "name": "Z",
                "position": 2,
                "stddev": 6.865923267,
                "variance": 47.14090231
              },
              {
                "average": 42.96538377,
                "count": 5075076,
                "maximum": 283,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 38.48932798,
                "variance": 1481.428368
              },
              {
                "average": 1.623361896,
                "count": 5075076,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8491645982,
                "variance": 0.7210805149
              },
              {
                "average": 2.246733054,
                "count": 5075076,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.072975536,
                "variance": 1.1512765
              },
              {
                "average": 0.5074826466,
                "count": 5075076,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999440561,
                "variance": 0.2499440592
              },
              {
                "average": 0.001232887941,
                "count": 5075076,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03509085594,
                "variance": 0.001231368171
              },
              {
                "average": 3.836823527,
                "count": 5075076,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.523022482,
                "variance": 2.319597479
              },
              {
                "average": 0.372114306,
                "count": 5075076,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.06742811,
                "variance": 16.54397143
              },
              {
                "average": 0,
                "count": 5075076,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3169.144178,
                "count": 5075076,
                "maximum": 3302,
                "minimum": 3001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.34156693,
                "variance": 5378.985439
              },
              {
                "average": -24221324.84,
                "count": 5075076,
                "maximum": -24219743.09,
                "minimum": -24223325.3,
                "name": "GpsTime",
                "position": 12,
                "stddev": 793.1062871,
                "variance": 629017.5827
              },
              {
                "average": 0,
                "count": 5075076,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5075076,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5075076,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5075076,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5075076,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              619999.9999,
              3361999.98,
              2.067913878,
              621500.0199,
              3363500,
              484.7479139
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    619999.9999306756,
                    3361999.9796642745,
                    2.067913878244042
                  ],
                  [
                    619999.9999306756,
                    3363499.999664274,
                    2.067913878244042
                  ],
                  [
                    621500.0199306756,
                    3363499.999664274,
                    484.74791387824405
                  ],
                  [
                    621500.0199306756,
                    3361999.9796642745,
                    484.74791387824405
                  ],
                  [
                    619999.9999306756,
                    3361999.9796642745,
                    2.067913878244042
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:04:16+00:00",
            "end_time": "2010-12-07T17:04:34+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": "20101202_AN04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67131839262173,
              30.50503483529258,
              3.582617240594317
            ],
            [
              -91.67113432922335,
              30.518567219940643,
              3.582617240594317
            ],
            [
              -91.6555040063915,
              30.518406871796213,
              291.84261724059434
            ],
            [
              -91.65569023319179,
              30.504874573262473,
              291.84261724059434
            ],
            [
              -91.67131839262173,
              30.50503483529258,
              3.582617240594317
            ]
          ]
        ]
      },
      "bbox": [
        -91.67131839,
        30.50487457,
        3.582617241,
        -91.65550401,
        30.51856722,
        291.8426172
      ],
      "properties": {
        "datetime": "2010-12-06T17:42:33Z",
        "pc:count": 6357184,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628227.7534,
            "count": 6357184,
            "maximum": 629000.0214,
            "minimum": 627500.0014,
            "name": "X",
            "position": 0,
            "stddev": 431.3610665,
            "variance": 186072.3697
          },
          {
            "average": 3376249.653,
            "count": 6357184,
            "maximum": 3376999.997,
            "minimum": 3375499.977,
            "name": "Y",
            "position": 1,
            "stddev": 433.3166139,
            "variance": 187763.2879
          },
          {
            "average": 12.67171988,
            "count": 6357184,
            "maximum": 291.8426172,
            "minimum": 3.582617241,
            "name": "Z",
            "position": 2,
            "stddev": 8.894692844,
            "variance": 79.11556079
          },
          {
            "average": 40.4412946,
            "count": 6357184,
            "maximum": 289,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 38.9567156,
            "variance": 1517.62569
          },
          {
            "average": 1.765145542,
            "count": 6357184,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8716925571,
            "variance": 0.759847914
          },
          {
            "average": 2.53034677,
            "count": 6357184,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9638275694,
            "variance": 0.9289635836
          },
          {
            "average": 0.5080573411,
            "count": 6357184,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999351144,
            "variance": 0.2499351186
          },
          {
            "average": 0.001220508955,
            "count": 6357184,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03491445982,
            "variance": 0.001219019505
          },
          {
            "average": 3.775657901,
            "count": 6357184,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.50176825,
            "variance": 2.255307876
          },
          {
            "average": 0.6130672103,
            "count": 6357184,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.937575065,
            "variance": 15.5044974
          },
          {
            "average": 0,
            "count": 6357184,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1231.807217,
            "count": 6357184,
            "maximum": 1401,
            "minimum": 1102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.62596257,
            "variance": 5420.782364
          },
          {
            "average": -24308945.57,
            "count": 6357184,
            "maximum": -24307446.03,
            "minimum": -24310050.77,
            "name": "GpsTime",
            "position": 12,
            "stddev": 915.4505316,
            "variance": 838049.6757
          },
          {
            "average": 0,
            "count": 6357184,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6357184,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6357184,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6357184,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6357184,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0014,
          3375499.977,
          3.582617241,
          629000.0214,
          3376999.997,
          291.8426172
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0013541848,
                3375499.977362959,
                3.582617240594317
              ],
              [
                627500.0013541848,
                3376999.9973629587,
                3.582617240594317
              ],
              [
                629000.0213541848,
                3376999.9973629587,
                291.84261724059434
              ],
              [
                629000.0213541848,
                3375499.977362959,
                291.84261724059434
              ],
              [
                627500.0013541848,
                3375499.977362959,
                3.582617240594317
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T17:42:33+00:00",
        "end_time": "2010-12-06T16:59:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67131839,
            30.50487457,
            3.582617241,
            -91.65550401,
            30.51856722,
            291.8426172
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67131839262173,
                  30.50503483529258,
                  3.582617240594317
                ],
                [
                  -91.67113432922335,
                  30.518567219940643,
                  3.582617240594317
                ],
                [
                  -91.6555040063915,
                  30.518406871796213,
                  291.84261724059434
                ],
                [
                  -91.65569023319179,
                  30.504874573262473,
                  291.84261724059434
                ],
                [
                  -91.67131839262173,
                  30.50503483529258,
                  3.582617240594317
                ]
              ]
            ]
          },
          "id": "20101202_AN04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T17:42:33Z",
            "pc:count": 6357184,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628227.7534,
                "count": 6357184,
                "maximum": 629000.0214,
                "minimum": 627500.0014,
                "name": "X",
                "position": 0,
                "stddev": 431.3610665,
                "variance": 186072.3697
              },
              {
                "average": 3376249.653,
                "count": 6357184,
                "maximum": 3376999.997,
                "minimum": 3375499.977,
                "name": "Y",
                "position": 1,
                "stddev": 433.3166139,
                "variance": 187763.2879
              },
              {
                "average": 12.67171988,
                "count": 6357184,
                "maximum": 291.8426172,
                "minimum": 3.582617241,
                "name": "Z",
                "position": 2,
                "stddev": 8.894692844,
                "variance": 79.11556079
              },
              {
                "average": 40.4412946,
                "count": 6357184,
                "maximum": 289,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 38.9567156,
                "variance": 1517.62569
              },
              {
                "average": 1.765145542,
                "count": 6357184,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8716925571,
                "variance": 0.759847914
              },
              {
                "average": 2.53034677,
                "count": 6357184,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9638275694,
                "variance": 0.9289635836
              },
              {
                "average": 0.5080573411,
                "count": 6357184,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999351144,
                "variance": 0.2499351186
              },
              {
                "average": 0.001220508955,
                "count": 6357184,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03491445982,
                "variance": 0.001219019505
              },
              {
                "average": 3.775657901,
                "count": 6357184,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.50176825,
                "variance": 2.255307876
              },
              {
                "average": 0.6130672103,
                "count": 6357184,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.937575065,
                "variance": 15.5044974
              },
              {
                "average": 0,
                "count": 6357184,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1231.807217,
                "count": 6357184,
                "maximum": 1401,
                "minimum": 1102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.62596257,
                "variance": 5420.782364
              },
              {
                "average": -24308945.57,
                "count": 6357184,
                "maximum": -24307446.03,
                "minimum": -24310050.77,
                "name": "GpsTime",
                "position": 12,
                "stddev": 915.4505316,
                "variance": 838049.6757
              },
              {
                "average": 0,
                "count": 6357184,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6357184,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6357184,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6357184,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6357184,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0014,
              3375499.977,
              3.582617241,
              629000.0214,
              3376999.997,
              291.8426172
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0013541848,
                    3375499.977362959,
                    3.582617240594317
                  ],
                  [
                    627500.0013541848,
                    3376999.9973629587,
                    3.582617240594317
                  ],
                  [
                    629000.0213541848,
                    3376999.9973629587,
                    291.84261724059434
                  ],
                  [
                    629000.0213541848,
                    3375499.977362959,
                    291.84261724059434
                  ],
                  [
                    627500.0013541848,
                    3375499.977362959,
                    3.582617240594317
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T17:42:33+00:00",
            "end_time": "2010-12-06T16:59:09+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": "20101202_AK07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71873498444529,
              30.464906860473548,
              4.246333382938474
            ],
            [
              -91.71855777234218,
              30.478439584571515,
              4.246333382938474
            ],
            [
              -91.70293356591048,
              30.478285107563572,
              625.8263333829385
            ],
            [
              -91.70311293723549,
              30.464752466494062,
              625.8263333829385
            ],
            [
              -91.71873498444529,
              30.464906860473548,
              4.246333382938474
            ]
          ]
        ]
      },
      "bbox": [
        -91.71873498,
        30.46475247,
        4.246333383,
        -91.70293357,
        30.47843958,
        625.8263334
      ],
      "properties": {
        "datetime": "2010-12-06T22:24:58Z",
        "pc:count": 6674277,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623757.5441,
            "count": 6674277,
            "maximum": 624500.0207,
            "minimum": 623000.0007,
            "name": "X",
            "position": 0,
            "stddev": 434.9611954,
            "variance": 189191.2415
          },
          {
            "average": 3371749.869,
            "count": 6674277,
            "maximum": 3372500,
            "minimum": 3370999.98,
            "name": "Y",
            "position": 1,
            "stddev": 433.6233873,
            "variance": 188029.242
          },
          {
            "average": 15.47474065,
            "count": 6674277,
            "maximum": 625.8263334,
            "minimum": 4.246333383,
            "name": "Z",
            "position": 2,
            "stddev": 10.13920003,
            "variance": 102.8033773
          },
          {
            "average": 40.32783266,
            "count": 6674277,
            "maximum": 3768,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 38.61021898,
            "variance": 1490.749009
          },
          {
            "average": 1.844498063,
            "count": 6674277,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8997712098,
            "variance": 0.80958823
          },
          {
            "average": 2.688742616,
            "count": 6674277,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9333330384,
            "variance": 0.8711105605
          },
          {
            "average": 0.5068869632,
            "count": 6674277,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999526049,
            "variance": 0.2499526072
          },
          {
            "average": 0.001241332956,
            "count": 6674277,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03521068353,
            "variance": 0.001239792235
          },
          {
            "average": 3.838764858,
            "count": 6674277,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.493340067,
            "variance": 2.230064557
          },
          {
            "average": 0.3012657387,
            "count": 6674277,
            "maximum": 10.00199986,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.149480527,
            "variance": 17.21818864
          },
          {
            "average": 0,
            "count": 6674277,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2123.700648,
            "count": 6674277,
            "maximum": 2302,
            "minimum": 2001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.17407198,
            "variance": 5354.44481
          },
          {
            "average": -24292651.89,
            "count": 6674277,
            "maximum": -24290501.58,
            "minimum": -24294234.44,
            "name": "GpsTime",
            "position": 12,
            "stddev": 779.404838,
            "variance": 607471.9015
          },
          {
            "average": 0,
            "count": 6674277,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6674277,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6674277,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6674277,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6674277,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0007,
          3370999.98,
          4.246333383,
          624500.0207,
          3372500,
          625.8263334
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0007047344,
                3370999.9803425875,
                4.246333382938474
              ],
              [
                623000.0007047344,
                3372500.000342587,
                4.246333382938474
              ],
              [
                624500.0207047344,
                3372500.000342587,
                625.8263333829385
              ],
              [
                624500.0207047344,
                3370999.9803425875,
                625.8263333829385
              ],
              [
                623000.0007047344,
                3370999.9803425875,
                4.246333382938474
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:24:58+00:00",
        "end_time": "2010-12-06T21:22:45+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71873498,
            30.46475247,
            4.246333383,
            -91.70293357,
            30.47843958,
            625.8263334
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71873498444529,
                  30.464906860473548,
                  4.246333382938474
                ],
                [
                  -91.71855777234218,
                  30.478439584571515,
                  4.246333382938474
                ],
                [
                  -91.70293356591048,
                  30.478285107563572,
                  625.8263333829385
                ],
                [
                  -91.70311293723549,
                  30.464752466494062,
                  625.8263333829385
                ],
                [
                  -91.71873498444529,
                  30.464906860473548,
                  4.246333382938474
                ]
              ]
            ]
          },
          "id": "20101202_AK07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:24:58Z",
            "pc:count": 6674277,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623757.5441,
                "count": 6674277,
                "maximum": 624500.0207,
                "minimum": 623000.0007,
                "name": "X",
                "position": 0,
                "stddev": 434.9611954,
                "variance": 189191.2415
              },
              {
                "average": 3371749.869,
                "count": 6674277,
                "maximum": 3372500,
                "minimum": 3370999.98,
                "name": "Y",
                "position": 1,
                "stddev": 433.6233873,
                "variance": 188029.242
              },
              {
                "average": 15.47474065,
                "count": 6674277,
                "maximum": 625.8263334,
                "minimum": 4.246333383,
                "name": "Z",
                "position": 2,
                "stddev": 10.13920003,
                "variance": 102.8033773
              },
              {
                "average": 40.32783266,
                "count": 6674277,
                "maximum": 3768,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 38.61021898,
                "variance": 1490.749009
              },
              {
                "average": 1.844498063,
                "count": 6674277,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8997712098,
                "variance": 0.80958823
              },
              {
                "average": 2.688742616,
                "count": 6674277,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9333330384,
                "variance": 0.8711105605
              },
              {
                "average": 0.5068869632,
                "count": 6674277,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999526049,
                "variance": 0.2499526072
              },
              {
                "average": 0.001241332956,
                "count": 6674277,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03521068353,
                "variance": 0.001239792235
              },
              {
                "average": 3.838764858,
                "count": 6674277,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.493340067,
                "variance": 2.230064557
              },
              {
                "average": 0.3012657387,
                "count": 6674277,
                "maximum": 10.00199986,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.149480527,
                "variance": 17.21818864
              },
              {
                "average": 0,
                "count": 6674277,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2123.700648,
                "count": 6674277,
                "maximum": 2302,
                "minimum": 2001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.17407198,
                "variance": 5354.44481
              },
              {
                "average": -24292651.89,
                "count": 6674277,
                "maximum": -24290501.58,
                "minimum": -24294234.44,
                "name": "GpsTime",
                "position": 12,
                "stddev": 779.404838,
                "variance": 607471.9015
              },
              {
                "average": 0,
                "count": 6674277,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6674277,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6674277,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6674277,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6674277,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0007,
              3370999.98,
              4.246333383,
              624500.0207,
              3372500,
              625.8263334
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0007047344,
                    3370999.9803425875,
                    4.246333382938474
                  ],
                  [
                    623000.0007047344,
                    3372500.000342587,
                    4.246333382938474
                  ],
                  [
                    624500.0207047344,
                    3372500.000342587,
                    625.8263333829385
                  ],
                  [
                    624500.0207047344,
                    3370999.9803425875,
                    625.8263333829385
                  ],
                  [
                    623000.0007047344,
                    3370999.9803425875,
                    4.246333382938474
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:24:58+00:00",
            "end_time": "2010-12-06T21:22:45+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": "20101202_AB04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85886312163821,
              30.506811858403456,
              2.856374289690432
            ],
            [
              -91.85870502409576,
              30.520345197923486,
              2.856374289690432
            ],
            [
              -91.84307330060507,
              30.520207340171883,
              38.87637428969043
            ],
            [
              -91.84323356235822,
              30.506674074690462,
              38.87637428969043
            ],
            [
              -91.85886312163821,
              30.506811858403456,
              2.856374289690432
            ]
          ]
        ]
      },
      "bbox": [
        -91.85886312,
        30.50667407,
        2.85637429,
        -91.8430733,
        30.5203452,
        38.87637429
      ],
      "properties": {
        "datetime": "2010-12-07T18:50:47Z",
        "pc:count": 4285906,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610247.9461,
            "count": 4285906,
            "maximum": 611000.0206,
            "minimum": 609500.0006,
            "name": "X",
            "position": 0,
            "stddev": 415.443398,
            "variance": 172593.2169
          },
          {
            "average": 3376225.229,
            "count": 4285906,
            "maximum": 3376999.998,
            "minimum": 3375499.978,
            "name": "Y",
            "position": 1,
            "stddev": 432.8573659,
            "variance": 187365.4992
          },
          {
            "average": 9.297165656,
            "count": 4285906,
            "maximum": 38.87637429,
            "minimum": 2.85637429,
            "name": "Z",
            "position": 2,
            "stddev": 6.048424947,
            "variance": 36.58344434
          },
          {
            "average": 56.68145288,
            "count": 4285906,
            "maximum": 7861,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.08077402,
            "variance": 2311.760831
          },
          {
            "average": 1.495785722,
            "count": 4285906,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7815470392,
            "variance": 0.6108157744
          },
          {
            "average": 1.991463415,
            "count": 4285906,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.044383942,
            "variance": 1.090737819
          },
          {
            "average": 0.5068587599,
            "count": 4285906,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999530135,
            "variance": 0.2499530157
          },
          {
            "average": 0.001309408092,
            "count": 4285906,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03616204983,
            "variance": 0.001307693848
          },
          {
            "average": 3.515368746,
            "count": 4285906,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.554931032,
            "variance": 2.417810515
          },
          {
            "average": 0.3973345902,
            "count": 4285906,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.032199586,
            "variance": 16.2586335
          },
          {
            "average": 0,
            "count": 4285906,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3476.532438,
            "count": 4285906,
            "maximum": 3601,
            "minimum": 3302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.00821334,
            "variance": 5330.199215
          },
          {
            "average": -24217894.61,
            "count": 4285906,
            "maximum": -24216952.12,
            "minimum": -24219493.33,
            "name": "GpsTime",
            "position": 12,
            "stddev": 957.9495612,
            "variance": 917667.3618
          },
          {
            "average": 0,
            "count": 4285906,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4285906,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4285906,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4285906,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4285906,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609500.0006,
          3375499.978,
          2.85637429,
          611000.0206,
          3376999.998,
          38.87637429
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609500.0005960925,
                3375499.9778596456,
                2.856374289690432
              ],
              [
                609500.0005960925,
                3376999.997859645,
                2.856374289690432
              ],
              [
                611000.0205960926,
                3376999.997859645,
                38.87637428969043
              ],
              [
                611000.0205960926,
                3375499.9778596456,
                38.87637428969043
              ],
              [
                609500.0005960925,
                3375499.9778596456,
                2.856374289690432
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:50:47+00:00",
        "end_time": "2010-12-07T18:08:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85886312,
            30.50667407,
            2.85637429,
            -91.8430733,
            30.5203452,
            38.87637429
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85886312163821,
                  30.506811858403456,
                  2.856374289690432
                ],
                [
                  -91.85870502409576,
                  30.520345197923486,
                  2.856374289690432
                ],
                [
                  -91.84307330060507,
                  30.520207340171883,
                  38.87637428969043
                ],
                [
                  -91.84323356235822,
                  30.506674074690462,
                  38.87637428969043
                ],
                [
                  -91.85886312163821,
                  30.506811858403456,
                  2.856374289690432
                ]
              ]
            ]
          },
          "id": "20101202_AB04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:50:47Z",
            "pc:count": 4285906,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610247.9461,
                "count": 4285906,
                "maximum": 611000.0206,
                "minimum": 609500.0006,
                "name": "X",
                "position": 0,
                "stddev": 415.443398,
                "variance": 172593.2169
              },
              {
                "average": 3376225.229,
                "count": 4285906,
                "maximum": 3376999.998,
                "minimum": 3375499.978,
                "name": "Y",
                "position": 1,
                "stddev": 432.8573659,
                "variance": 187365.4992
              },
              {
                "average": 9.297165656,
                "count": 4285906,
                "maximum": 38.87637429,
                "minimum": 2.85637429,
                "name": "Z",
                "position": 2,
                "stddev": 6.048424947,
                "variance": 36.58344434
              },
              {
                "average": 56.68145288,
                "count": 4285906,
                "maximum": 7861,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.08077402,
                "variance": 2311.760831
              },
              {
                "average": 1.495785722,
                "count": 4285906,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7815470392,
                "variance": 0.6108157744
              },
              {
                "average": 1.991463415,
                "count": 4285906,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.044383942,
                "variance": 1.090737819
              },
              {
                "average": 0.5068587599,
                "count": 4285906,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999530135,
                "variance": 0.2499530157
              },
              {
                "average": 0.001309408092,
                "count": 4285906,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03616204983,
                "variance": 0.001307693848
              },
              {
                "average": 3.515368746,
                "count": 4285906,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.554931032,
                "variance": 2.417810515
              },
              {
                "average": 0.3973345902,
                "count": 4285906,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.032199586,
                "variance": 16.2586335
              },
              {
                "average": 0,
                "count": 4285906,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3476.532438,
                "count": 4285906,
                "maximum": 3601,
                "minimum": 3302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.00821334,
                "variance": 5330.199215
              },
              {
                "average": -24217894.61,
                "count": 4285906,
                "maximum": -24216952.12,
                "minimum": -24219493.33,
                "name": "GpsTime",
                "position": 12,
                "stddev": 957.9495612,
                "variance": 917667.3618
              },
              {
                "average": 0,
                "count": 4285906,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4285906,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4285906,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4285906,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4285906,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609500.0006,
              3375499.978,
              2.85637429,
              611000.0206,
              3376999.998,
              38.87637429
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609500.0005960925,
                    3375499.9778596456,
                    2.856374289690432
                  ],
                  [
                    609500.0005960925,
                    3376999.997859645,
                    2.856374289690432
                  ],
                  [
                    611000.0205960926,
                    3376999.997859645,
                    38.87637428969043
                  ],
                  [
                    611000.0205960926,
                    3375499.9778596456,
                    38.87637428969043
                  ],
                  [
                    609500.0005960925,
                    3375499.9778596456,
                    2.856374289690432
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:50:47+00:00",
            "end_time": "2010-12-07T18:08:26+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": "20101202_AL23.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.70596656766199,
              30.248229130492536,
              0.862217785415353
            ],
            [
              -91.70578913316314,
              30.261762235476834,
              0.862217785415353
            ],
            [
              -91.69019941928285,
              30.26160722927118,
              142.80221778541534
            ],
            [
              -91.6903789896294,
              30.24807420795967,
              142.80221778541534
            ],
            [
              -91.70596656766199,
              30.248229130492536,
              0.862217785415353
            ]
          ]
        ]
      },
      "bbox": [
        -91.70596657,
        30.24807421,
        0.8622177854,
        -91.69019942,
        30.26176224,
        142.8022178
      ],
      "properties": {
        "datetime": "2010-12-07T21:34:33Z",
        "pc:count": 5608647,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625175.6733,
            "count": 5608647,
            "maximum": 626000.0202,
            "minimum": 624500.0002,
            "name": "X",
            "position": 0,
            "stddev": 436.1948253,
            "variance": 190265.9256
          },
          {
            "average": 3347776.181,
            "count": 5608647,
            "maximum": 3348499.998,
            "minimum": 3346999.978,
            "name": "Y",
            "position": 1,
            "stddev": 434.1630843,
            "variance": 188497.5837
          },
          {
            "average": 11.75914872,
            "count": 5608647,
            "maximum": 142.8022178,
            "minimum": 0.8622177854,
            "name": "Z",
            "position": 2,
            "stddev": 8.073179764,
            "variance": 65.1762315
          },
          {
            "average": 48.58964007,
            "count": 5608647,
            "maximum": 1601,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 44.2557972,
            "variance": 1958.575586
          },
          {
            "average": 1.698016117,
            "count": 5608647,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8827169589,
            "variance": 0.7791892295
          },
          {
            "average": 2.39572913,
            "count": 5608647,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.07346113,
            "variance": 1.152318798
          },
          {
            "average": 0.5073936727,
            "count": 5608647,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999453752,
            "variance": 0.2499453782
          },
          {
            "average": 0.001320817659,
            "count": 5608647,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0363190492,
            "variance": 0.001319073335
          },
          {
            "average": 3.74260976,
            "count": 5608647,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.495707626,
            "variance": 2.237141302
          },
          {
            "average": 0.2520617964,
            "count": 5608647,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.064798829,
            "variance": 16.52258952
          },
          {
            "average": 0,
            "count": 5608647,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3731.226433,
            "count": 5608647,
            "maximum": 3911,
            "minimum": 3602,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 77.45567921,
            "variance": 5999.382242
          },
          {
            "average": -24212835.61,
            "count": 5608647,
            "maximum": -24207126.75,
            "minimum": -24216458.66,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3711.125812,
            "variance": 13772454.79
          },
          {
            "average": 0,
            "count": 5608647,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5608647,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5608647,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5608647,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5608647,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          624500.0002,
          3346999.978,
          0.8622177854,
          626000.0202,
          3348499.998,
          142.8022178
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                624500.0001658958,
                3346999.977910084,
                0.862217785415353
              ],
              [
                624500.0001658958,
                3348499.9979100837,
                0.862217785415353
              ],
              [
                626000.0201658958,
                3348499.9979100837,
                142.80221778541534
              ],
              [
                626000.0201658958,
                3346999.977910084,
                142.80221778541534
              ],
              [
                624500.0001658958,
                3346999.977910084,
                0.862217785415353
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:34:33+00:00",
        "end_time": "2010-12-07T18:59:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL23.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL23.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL23.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL23.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.70596657,
            30.24807421,
            0.8622177854,
            -91.69019942,
            30.26176224,
            142.8022178
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.70596656766199,
                  30.248229130492536,
                  0.862217785415353
                ],
                [
                  -91.70578913316314,
                  30.261762235476834,
                  0.862217785415353
                ],
                [
                  -91.69019941928285,
                  30.26160722927118,
                  142.80221778541534
                ],
                [
                  -91.6903789896294,
                  30.24807420795967,
                  142.80221778541534
                ],
                [
                  -91.70596656766199,
                  30.248229130492536,
                  0.862217785415353
                ]
              ]
            ]
          },
          "id": "20101202_AL23.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL23.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:34:33Z",
            "pc:count": 5608647,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625175.6733,
                "count": 5608647,
                "maximum": 626000.0202,
                "minimum": 624500.0002,
                "name": "X",
                "position": 0,
                "stddev": 436.1948253,
                "variance": 190265.9256
              },
              {
                "average": 3347776.181,
                "count": 5608647,
                "maximum": 3348499.998,
                "minimum": 3346999.978,
                "name": "Y",
                "position": 1,
                "stddev": 434.1630843,
                "variance": 188497.5837
              },
              {
                "average": 11.75914872,
                "count": 5608647,
                "maximum": 142.8022178,
                "minimum": 0.8622177854,
                "name": "Z",
                "position": 2,
                "stddev": 8.073179764,
                "variance": 65.1762315
              },
              {
                "average": 48.58964007,
                "count": 5608647,
                "maximum": 1601,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 44.2557972,
                "variance": 1958.575586
              },
              {
                "average": 1.698016117,
                "count": 5608647,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8827169589,
                "variance": 0.7791892295
              },
              {
                "average": 2.39572913,
                "count": 5608647,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.07346113,
                "variance": 1.152318798
              },
              {
                "average": 0.5073936727,
                "count": 5608647,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999453752,
                "variance": 0.2499453782
              },
              {
                "average": 0.001320817659,
                "count": 5608647,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0363190492,
                "variance": 0.001319073335
              },
              {
                "average": 3.74260976,
                "count": 5608647,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.495707626,
                "variance": 2.237141302
              },
              {
                "average": 0.2520617964,
                "count": 5608647,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.064798829,
                "variance": 16.52258952
              },
              {
                "average": 0,
                "count": 5608647,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3731.226433,
                "count": 5608647,
                "maximum": 3911,
                "minimum": 3602,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 77.45567921,
                "variance": 5999.382242
              },
              {
                "average": -24212835.61,
                "count": 5608647,
                "maximum": -24207126.75,
                "minimum": -24216458.66,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3711.125812,
                "variance": 13772454.79
              },
              {
                "average": 0,
                "count": 5608647,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5608647,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5608647,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5608647,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5608647,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              624500.0002,
              3346999.978,
              0.8622177854,
              626000.0202,
              3348499.998,
              142.8022178
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    624500.0001658958,
                    3346999.977910084,
                    0.862217785415353
                  ],
                  [
                    624500.0001658958,
                    3348499.9979100837,
                    0.862217785415353
                  ],
                  [
                    626000.0201658958,
                    3348499.9979100837,
                    142.80221778541534
                  ],
                  [
                    626000.0201658958,
                    3346999.977910084,
                    142.80221778541534
                  ],
                  [
                    624500.0001658958,
                    3346999.977910084,
                    0.862217785415353
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:34:33+00:00",
            "end_time": "2010-12-07T18:59:01+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": "20101202_AG12.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78206469353788,
              30.39784094492129,
              2.046170956307154
            ],
            [
              -91.78189668952666,
              30.41137413572425,
              2.046170956307154
            ],
            [
              -91.76628279386682,
              30.411227538071817,
              34.72617095630716
            ],
            [
              -91.76645295006487,
              30.397694426168904,
              34.72617095630716
            ],
            [
              -91.78206469353788,
              30.39784094492129,
              2.046170956307154
            ]
          ]
        ]
      },
      "bbox": [
        -91.78206469,
        30.39769443,
        2.046170956,
        -91.76628279,
        30.41137414,
        34.72617096
      ],
      "properties": {
        "datetime": "2010-12-07T18:54:33Z",
        "pc:count": 5437535,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617761.9448,
            "count": 5437535,
            "maximum": 618500.019,
            "minimum": 616999.999,
            "name": "X",
            "position": 0,
            "stddev": 432.0967477,
            "variance": 186707.5994
          },
          {
            "average": 3364304.451,
            "count": 5437535,
            "maximum": 3364999.998,
            "minimum": 3363499.978,
            "name": "Y",
            "position": 1,
            "stddev": 423.0587298,
            "variance": 178978.6889
          },
          {
            "average": 9.641271308,
            "count": 5437535,
            "maximum": 34.72617096,
            "minimum": 2.046170956,
            "name": "Z",
            "position": 2,
            "stddev": 7.045822092,
            "variance": 49.64360895
          },
          {
            "average": 35.98395946,
            "count": 5437535,
            "maximum": 8369,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 33.12221662,
            "variance": 1097.081234
          },
          {
            "average": 1.707978707,
            "count": 5437535,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8943705628,
            "variance": 0.7998987037
          },
          {
            "average": 2.415895806,
            "count": 5437535,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.091076009,
            "variance": 1.190446857
          },
          {
            "average": 0.5074863886,
            "count": 5437535,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999439968,
            "variance": 0.249944
          },
          {
            "average": 0.001272083766,
            "count": 5437535,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03564359413,
            "variance": 0.001270465802
          },
          {
            "average": 3.939311655,
            "count": 5437535,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.451619944,
            "variance": 2.107200461
          },
          {
            "average": 0.08982176236,
            "count": 5437535,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.100385641,
            "variance": 16.8131624
          },
          {
            "average": 0,
            "count": 5437535,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3423.18119,
            "count": 5437535,
            "maximum": 3601,
            "minimum": 3302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.07701129,
            "variance": 5051.941534
          },
          {
            "average": -24218524.15,
            "count": 5437535,
            "maximum": -24216726.36,
            "minimum": -24219720.61,
            "name": "GpsTime",
            "position": 12,
            "stddev": 838.1277465,
            "variance": 702458.1194
          },
          {
            "average": 0,
            "count": 5437535,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5437535,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5437535,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5437535,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5437535,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          616999.999,
          3363499.978,
          2.046170956,
          618500.019,
          3364999.998,
          34.72617096
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                616999.9990468433,
                3363499.978130679,
                2.046170956307154
              ],
              [
                616999.9990468433,
                3364999.9981306787,
                2.046170956307154
              ],
              [
                618500.0190468433,
                3364999.9981306787,
                34.72617095630716
              ],
              [
                618500.0190468433,
                3363499.978130679,
                34.72617095630716
              ],
              [
                616999.9990468433,
                3363499.978130679,
                2.046170956307154
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:54:33+00:00",
        "end_time": "2010-12-07T18:04:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG12.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG12.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG12.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG12.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78206469,
            30.39769443,
            2.046170956,
            -91.76628279,
            30.41137414,
            34.72617096
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78206469353788,
                  30.39784094492129,
                  2.046170956307154
                ],
                [
                  -91.78189668952666,
                  30.41137413572425,
                  2.046170956307154
                ],
                [
                  -91.76628279386682,
                  30.411227538071817,
                  34.72617095630716
                ],
                [
                  -91.76645295006487,
                  30.397694426168904,
                  34.72617095630716
                ],
                [
                  -91.78206469353788,
                  30.39784094492129,
                  2.046170956307154
                ]
              ]
            ]
          },
          "id": "20101202_AG12.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG12.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:54:33Z",
            "pc:count": 5437535,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617761.9448,
                "count": 5437535,
                "maximum": 618500.019,
                "minimum": 616999.999,
                "name": "X",
                "position": 0,
                "stddev": 432.0967477,
                "variance": 186707.5994
              },
              {
                "average": 3364304.451,
                "count": 5437535,
                "maximum": 3364999.998,
                "minimum": 3363499.978,
                "name": "Y",
                "position": 1,
                "stddev": 423.0587298,
                "variance": 178978.6889
              },
              {
                "average": 9.641271308,
                "count": 5437535,
                "maximum": 34.72617096,
                "minimum": 2.046170956,
                "name": "Z",
                "position": 2,
                "stddev": 7.045822092,
                "variance": 49.64360895
              },
              {
                "average": 35.98395946,
                "count": 5437535,
                "maximum": 8369,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 33.12221662,
                "variance": 1097.081234
              },
              {
                "average": 1.707978707,
                "count": 5437535,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8943705628,
                "variance": 0.7998987037
              },
              {
                "average": 2.415895806,
                "count": 5437535,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.091076009,
                "variance": 1.190446857
              },
              {
                "average": 0.5074863886,
                "count": 5437535,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999439968,
                "variance": 0.249944
              },
              {
                "average": 0.001272083766,
                "count": 5437535,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03564359413,
                "variance": 0.001270465802
              },
              {
                "average": 3.939311655,
                "count": 5437535,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.451619944,
                "variance": 2.107200461
              },
              {
                "average": 0.08982176236,
                "count": 5437535,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.100385641,
                "variance": 16.8131624
              },
              {
                "average": 0,
                "count": 5437535,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3423.18119,
                "count": 5437535,
                "maximum": 3601,
                "minimum": 3302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.07701129,
                "variance": 5051.941534
              },
              {
                "average": -24218524.15,
                "count": 5437535,
                "maximum": -24216726.36,
                "minimum": -24219720.61,
                "name": "GpsTime",
                "position": 12,
                "stddev": 838.1277465,
                "variance": 702458.1194
              },
              {
                "average": 0,
                "count": 5437535,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5437535,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5437535,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5437535,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5437535,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              616999.999,
              3363499.978,
              2.046170956,
              618500.019,
              3364999.998,
              34.72617096
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    616999.9990468433,
                    3363499.978130679,
                    2.046170956307154
                  ],
                  [
                    616999.9990468433,
                    3364999.9981306787,
                    2.046170956307154
                  ],
                  [
                    618500.0190468433,
                    3364999.9981306787,
                    34.72617095630716
                  ],
                  [
                    618500.0190468433,
                    3363499.978130679,
                    34.72617095630716
                  ],
                  [
                    616999.9990468433,
                    3363499.978130679,
                    2.046170956307154
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:54:33+00:00",
            "end_time": "2010-12-07T18:04:39+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": "20101202_AO09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65661969026102,
              30.437213564634707,
              3.692360334304382
            ],
            [
              -91.65643409366103,
              30.450746008831935,
              3.692360334304382
            ],
            [
              -91.64081469893704,
              30.450584222183153,
              172.6123603343044
            ],
            [
              -91.64100245154894,
              30.437051864988614,
              172.6123603343044
            ],
            [
              -91.65661969026102,
              30.437213564634707,
              3.692360334304382
            ]
          ]
        ]
      },
      "bbox": [
        -91.65661969,
        30.43705186,
        3.692360334,
        -91.6408147,
        30.45074601,
        172.6123603
      ],
      "properties": {
        "datetime": "2010-12-06T20:48:53Z",
        "pc:count": 6199343,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629751.9317,
            "count": 6199343,
            "maximum": 630500.0196,
            "minimum": 628999.9996,
            "name": "X",
            "position": 0,
            "stddev": 433.5491382,
            "variance": 187964.8552
          },
          {
            "average": 3368768.69,
            "count": 6199343,
            "maximum": 3369499.999,
            "minimum": 3367999.979,
            "name": "Y",
            "position": 1,
            "stddev": 432.1019001,
            "variance": 186712.052
          },
          {
            "average": 12.2377472,
            "count": 6199343,
            "maximum": 172.6123603,
            "minimum": 3.692360334,
            "name": "Z",
            "position": 2,
            "stddev": 8.285380275,
            "variance": 68.6475263
          },
          {
            "average": 42.07013598,
            "count": 6199343,
            "maximum": 243,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.2964352,
            "variance": 1705.39556
          },
          {
            "average": 1.740450561,
            "count": 6199343,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8557680466,
            "variance": 0.7323389496
          },
          {
            "average": 2.480925801,
            "count": 6199343,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9530365664,
            "variance": 0.9082786969
          },
          {
            "average": 0.5095135081,
            "count": 6199343,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999095253,
            "variance": 0.2499095335
          },
          {
            "average": 0.001182222052,
            "count": 6199343,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0343631284,
            "variance": 0.001180824593
          },
          {
            "average": 3.693503812,
            "count": 6199343,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.515746755,
            "variance": 2.297488226
          },
          {
            "average": 0.3753046004,
            "count": 6199343,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.961238898,
            "variance": 15.69141361
          },
          {
            "average": 0,
            "count": 6199343,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1596.606807,
            "count": 6199343,
            "maximum": 1801,
            "minimum": 1401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.50729032,
            "variance": 5113.29257
          },
          {
            "average": -24305101.6,
            "count": 6199343,
            "maximum": -24296266.13,
            "minimum": -24307348.53,
            "name": "GpsTime",
            "position": 12,
            "stddev": 812.1178177,
            "variance": 659535.3499
          },
          {
            "average": 0,
            "count": 6199343,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6199343,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6199343,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6199343,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6199343,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9996,
          3367999.979,
          3.692360334,
          630500.0196,
          3369499.999,
          172.6123603
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.9995584304,
                3367999.979205997,
                3.692360334304382
              ],
              [
                628999.9995584304,
                3369499.9992059967,
                3.692360334304382
              ],
              [
                630500.0195584304,
                3369499.9992059967,
                172.6123603343044
              ],
              [
                630500.0195584304,
                3367999.979205997,
                172.6123603343044
              ],
              [
                628999.9995584304,
                3367999.979205997,
                3.692360334304382
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T20:48:53+00:00",
        "end_time": "2010-12-06T17:44:11+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65661969,
            30.43705186,
            3.692360334,
            -91.6408147,
            30.45074601,
            172.6123603
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65661969026102,
                  30.437213564634707,
                  3.692360334304382
                ],
                [
                  -91.65643409366103,
                  30.450746008831935,
                  3.692360334304382
                ],
                [
                  -91.64081469893704,
                  30.450584222183153,
                  172.6123603343044
                ],
                [
                  -91.64100245154894,
                  30.437051864988614,
                  172.6123603343044
                ],
                [
                  -91.65661969026102,
                  30.437213564634707,
                  3.692360334304382
                ]
              ]
            ]
          },
          "id": "20101202_AO09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T20:48:53Z",
            "pc:count": 6199343,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629751.9317,
                "count": 6199343,
                "maximum": 630500.0196,
                "minimum": 628999.9996,
                "name": "X",
                "position": 0,
                "stddev": 433.5491382,
                "variance": 187964.8552
              },
              {
                "average": 3368768.69,
                "count": 6199343,
                "maximum": 3369499.999,
                "minimum": 3367999.979,
                "name": "Y",
                "position": 1,
                "stddev": 432.1019001,
                "variance": 186712.052
              },
              {
                "average": 12.2377472,
                "count": 6199343,
                "maximum": 172.6123603,
                "minimum": 3.692360334,
                "name": "Z",
                "position": 2,
                "stddev": 8.285380275,
                "variance": 68.6475263
              },
              {
                "average": 42.07013598,
                "count": 6199343,
                "maximum": 243,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.2964352,
                "variance": 1705.39556
              },
              {
                "average": 1.740450561,
                "count": 6199343,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8557680466,
                "variance": 0.7323389496
              },
              {
                "average": 2.480925801,
                "count": 6199343,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9530365664,
                "variance": 0.9082786969
              },
              {
                "average": 0.5095135081,
                "count": 6199343,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999095253,
                "variance": 0.2499095335
              },
              {
                "average": 0.001182222052,
                "count": 6199343,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0343631284,
                "variance": 0.001180824593
              },
              {
                "average": 3.693503812,
                "count": 6199343,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.515746755,
                "variance": 2.297488226
              },
              {
                "average": 0.3753046004,
                "count": 6199343,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.961238898,
                "variance": 15.69141361
              },
              {
                "average": 0,
                "count": 6199343,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1596.606807,
                "count": 6199343,
                "maximum": 1801,
                "minimum": 1401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.50729032,
                "variance": 5113.29257
              },
              {
                "average": -24305101.6,
                "count": 6199343,
                "maximum": -24296266.13,
                "minimum": -24307348.53,
                "name": "GpsTime",
                "position": 12,
                "stddev": 812.1178177,
                "variance": 659535.3499
              },
              {
                "average": 0,
                "count": 6199343,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6199343,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6199343,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6199343,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6199343,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9996,
              3367999.979,
              3.692360334,
              630500.0196,
              3369499.999,
              172.6123603
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.9995584304,
                    3367999.979205997,
                    3.692360334304382
                  ],
                  [
                    628999.9995584304,
                    3369499.9992059967,
                    3.692360334304382
                  ],
                  [
                    630500.0195584304,
                    3369499.9992059967,
                    172.6123603343044
                  ],
                  [
                    630500.0195584304,
                    3367999.979205997,
                    172.6123603343044
                  ],
                  [
                    628999.9995584304,
                    3367999.979205997,
                    3.692360334304382
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T20:48:53+00:00",
            "end_time": "2010-12-06T17:44:11+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": "20101202_AE03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81181081634509,
              30.519925846834248,
              2.679094653116692
            ],
            [
              -91.8116461148581,
              30.53345893228618,
              2.679094653116692
            ],
            [
              -91.79601255627335,
              30.533315374197457,
              282.2390946531167
            ],
            [
              -91.7961794232469,
              30.519782365824412,
              282.2390946531167
            ],
            [
              -91.81181081634509,
              30.519925846834248,
              2.679094653116692
            ]
          ]
        ]
      },
      "bbox": [
        -91.81181082,
        30.51978237,
        2.679094653,
        -91.79601256,
        30.53345893,
        282.2390947
      ],
      "properties": {
        "datetime": "2010-12-07T17:00:30Z",
        "pc:count": 5403508,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614731.6724,
            "count": 5403508,
            "maximum": 615500.0198,
            "minimum": 613999.9998,
            "name": "X",
            "position": 0,
            "stddev": 432.0486369,
            "variance": 186666.0246
          },
          {
            "average": 3377747.294,
            "count": 5403508,
            "maximum": 3378500,
            "minimum": 3376999.98,
            "name": "Y",
            "position": 1,
            "stddev": 436.1194106,
            "variance": 190200.1403
          },
          {
            "average": 12.60041954,
            "count": 5403508,
            "maximum": 282.2390947,
            "minimum": 2.679094653,
            "name": "Z",
            "position": 2,
            "stddev": 8.191304008,
            "variance": 67.09746136
          },
          {
            "average": 50.21013664,
            "count": 5403508,
            "maximum": 615,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 45.19971894,
            "variance": 2043.014593
          },
          {
            "average": 1.669275034,
            "count": 5403508,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8748424833,
            "variance": 0.7653493706
          },
          {
            "average": 2.33875586,
            "count": 5403508,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.08580887,
            "variance": 1.178980903
          },
          {
            "average": 0.506683251,
            "count": 5403508,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999553784,
            "variance": 0.2499553804
          },
          {
            "average": 0.001174052116,
            "count": 5403508,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03424432704,
            "variance": 0.001172673934
          },
          {
            "average": 3.768531665,
            "count": 5403508,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.491179985,
            "variance": 2.223617747
          },
          {
            "average": 0.6436817846,
            "count": 5403508,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.858654484,
            "variance": 14.88921443
          },
          {
            "average": 0,
            "count": 5403508,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2802.936437,
            "count": 5403508,
            "maximum": 3001,
            "minimum": 2601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.88771493,
            "variance": 5167.843558
          },
          {
            "average": -24225420.21,
            "count": 5403508,
            "maximum": -24223569.79,
            "minimum": -24228031.88,
            "name": "GpsTime",
            "position": 12,
            "stddev": 903.5374547,
            "variance": 816379.932
          },
          {
            "average": 0,
            "count": 5403508,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5403508,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5403508,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5403508,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5403508,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9998,
          3376999.98,
          2.679094653,
          615500.0198,
          3378500,
          282.2390947
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9998202357,
                3376999.9801050494,
                2.679094653116692
              ],
              [
                613999.9998202357,
                3378500.000105049,
                2.679094653116692
              ],
              [
                615500.0198202357,
                3378500.000105049,
                282.2390946531167
              ],
              [
                615500.0198202357,
                3376999.9801050494,
                282.2390946531167
              ],
              [
                613999.9998202357,
                3376999.9801050494,
                2.679094653116692
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:00:30+00:00",
        "end_time": "2010-12-07T15:46:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81181082,
            30.51978237,
            2.679094653,
            -91.79601256,
            30.53345893,
            282.2390947
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81181081634509,
                  30.519925846834248,
                  2.679094653116692
                ],
                [
                  -91.8116461148581,
                  30.53345893228618,
                  2.679094653116692
                ],
                [
                  -91.79601255627335,
                  30.533315374197457,
                  282.2390946531167
                ],
                [
                  -91.7961794232469,
                  30.519782365824412,
                  282.2390946531167
                ],
                [
                  -91.81181081634509,
                  30.519925846834248,
                  2.679094653116692
                ]
              ]
            ]
          },
          "id": "20101202_AE03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:00:30Z",
            "pc:count": 5403508,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614731.6724,
                "count": 5403508,
                "maximum": 615500.0198,
                "minimum": 613999.9998,
                "name": "X",
                "position": 0,
                "stddev": 432.0486369,
                "variance": 186666.0246
              },
              {
                "average": 3377747.294,
                "count": 5403508,
                "maximum": 3378500,
                "minimum": 3376999.98,
                "name": "Y",
                "position": 1,
                "stddev": 436.1194106,
                "variance": 190200.1403
              },
              {
                "average": 12.60041954,
                "count": 5403508,
                "maximum": 282.2390947,
                "minimum": 2.679094653,
                "name": "Z",
                "position": 2,
                "stddev": 8.191304008,
                "variance": 67.09746136
              },
              {
                "average": 50.21013664,
                "count": 5403508,
                "maximum": 615,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 45.19971894,
                "variance": 2043.014593
              },
              {
                "average": 1.669275034,
                "count": 5403508,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8748424833,
                "variance": 0.7653493706
              },
              {
                "average": 2.33875586,
                "count": 5403508,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.08580887,
                "variance": 1.178980903
              },
              {
                "average": 0.506683251,
                "count": 5403508,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999553784,
                "variance": 0.2499553804
              },
              {
                "average": 0.001174052116,
                "count": 5403508,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03424432704,
                "variance": 0.001172673934
              },
              {
                "average": 3.768531665,
                "count": 5403508,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.491179985,
                "variance": 2.223617747
              },
              {
                "average": 0.6436817846,
                "count": 5403508,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.858654484,
                "variance": 14.88921443
              },
              {
                "average": 0,
                "count": 5403508,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2802.936437,
                "count": 5403508,
                "maximum": 3001,
                "minimum": 2601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.88771493,
                "variance": 5167.843558
              },
              {
                "average": -24225420.21,
                "count": 5403508,
                "maximum": -24223569.79,
                "minimum": -24228031.88,
                "name": "GpsTime",
                "position": 12,
                "stddev": 903.5374547,
                "variance": 816379.932
              },
              {
                "average": 0,
                "count": 5403508,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5403508,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5403508,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5403508,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5403508,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9998,
              3376999.98,
              2.679094653,
              615500.0198,
              3378500,
              282.2390947
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9998202357,
                    3376999.9801050494,
                    2.679094653116692
                  ],
                  [
                    613999.9998202357,
                    3378500.000105049,
                    2.679094653116692
                  ],
                  [
                    615500.0198202357,
                    3378500.000105049,
                    282.2390946531167
                  ],
                  [
                    615500.0198202357,
                    3376999.9801050494,
                    282.2390946531167
                  ],
                  [
                    613999.9998202357,
                    3376999.9801050494,
                    2.679094653116692
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:00:30+00:00",
            "end_time": "2010-12-07T15:46:08+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": "20101202_AI14.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75118599375627,
              30.370480253949278,
              2.134410848527125
            ],
            [
              -91.75101391912145,
              30.384013343839495,
              2.134410848527125
            ],
            [
              -91.73540455842121,
              30.38386317565869,
              333.3344108485271
            ],
            [
              -91.73557878219235,
              30.370330166633238,
              333.3344108485271
            ],
            [
              -91.75118599375627,
              30.370480253949278,
              2.134410848527125
            ]
          ]
        ]
      },
      "bbox": [
        -91.75118599,
        30.37033017,
        2.134410849,
        -91.73540456,
        30.38401334,
        333.3344108
      ],
      "properties": {
        "datetime": "2010-12-07T18:19:23Z",
        "pc:count": 4558723,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620764.2853,
            "count": 4558723,
            "maximum": 621500.0196,
            "minimum": 619999.9996,
            "name": "X",
            "position": 0,
            "stddev": 425.6749779,
            "variance": 181199.1868
          },
          {
            "average": 3361273.89,
            "count": 4558723,
            "maximum": 3361999.998,
            "minimum": 3360499.978,
            "name": "Y",
            "position": 1,
            "stddev": 434.5718215,
            "variance": 188852.668
          },
          {
            "average": 8.152966709,
            "count": 4558723,
            "maximum": 333.3344108,
            "minimum": 2.134410849,
            "name": "Z",
            "position": 2,
            "stddev": 6.272113257,
            "variance": 39.3394047
          },
          {
            "average": 48.09460062,
            "count": 4558723,
            "maximum": 2308,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.38663498,
            "variance": 1712.853555
          },
          {
            "average": 1.537659998,
            "count": 4558723,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.808805331,
            "variance": 0.6541660634
          },
          {
            "average": 2.075300912,
            "count": 4558723,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.065716802,
            "variance": 1.135752302
          },
          {
            "average": 0.5062656801,
            "count": 4558723,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999607945,
            "variance": 0.2499607961
          },
          {
            "average": 0.001190464961,
            "count": 4558723,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03448257553,
            "variance": 0.001189048015
          },
          {
            "average": 3.654436341,
            "count": 4558723,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.527728027,
            "variance": 2.333952925
          },
          {
            "average": 0.5260078204,
            "count": 4558723,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.828029901,
            "variance": 14.65381293
          },
          {
            "average": 0,
            "count": 4558723,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3276.299761,
            "count": 4558723,
            "maximum": 3401,
            "minimum": 3102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.67161193,
            "variance": 5136.819957
          },
          {
            "average": -24220136.92,
            "count": 4558723,
            "maximum": -24218836.59,
            "minimum": -24221978.12,
            "name": "GpsTime",
            "position": 12,
            "stddev": 815.8447776,
            "variance": 665602.7011
          },
          {
            "average": 0,
            "count": 4558723,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4558723,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4558723,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4558723,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4558723,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          619999.9996,
          3360499.978,
          2.134410849,
          621500.0196,
          3361999.998,
          333.3344108
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                619999.9996247424,
                3360499.977884288,
                2.134410848527125
              ],
              [
                619999.9996247424,
                3361999.9978842875,
                2.134410848527125
              ],
              [
                621500.0196247424,
                3361999.9978842875,
                333.3344108485271
              ],
              [
                621500.0196247424,
                3360499.977884288,
                333.3344108485271
              ],
              [
                619999.9996247424,
                3360499.977884288,
                2.134410848527125
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:19:23+00:00",
        "end_time": "2010-12-07T17:27:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI14.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI14.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI14.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI14.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75118599,
            30.37033017,
            2.134410849,
            -91.73540456,
            30.38401334,
            333.3344108
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75118599375627,
                  30.370480253949278,
                  2.134410848527125
                ],
                [
                  -91.75101391912145,
                  30.384013343839495,
                  2.134410848527125
                ],
                [
                  -91.73540455842121,
                  30.38386317565869,
                  333.3344108485271
                ],
                [
                  -91.73557878219235,
                  30.370330166633238,
                  333.3344108485271
                ],
                [
                  -91.75118599375627,
                  30.370480253949278,
                  2.134410848527125
                ]
              ]
            ]
          },
          "id": "20101202_AI14.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI14.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:19:23Z",
            "pc:count": 4558723,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620764.2853,
                "count": 4558723,
                "maximum": 621500.0196,
                "minimum": 619999.9996,
                "name": "X",
                "position": 0,
                "stddev": 425.6749779,
                "variance": 181199.1868
              },
              {
                "average": 3361273.89,
                "count": 4558723,
                "maximum": 3361999.998,
                "minimum": 3360499.978,
                "name": "Y",
                "position": 1,
                "stddev": 434.5718215,
                "variance": 188852.668
              },
              {
                "average": 8.152966709,
                "count": 4558723,
                "maximum": 333.3344108,
                "minimum": 2.134410849,
                "name": "Z",
                "position": 2,
                "stddev": 6.272113257,
                "variance": 39.3394047
              },
              {
                "average": 48.09460062,
                "count": 4558723,
                "maximum": 2308,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.38663498,
                "variance": 1712.853555
              },
              {
                "average": 1.537659998,
                "count": 4558723,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.808805331,
                "variance": 0.6541660634
              },
              {
                "average": 2.075300912,
                "count": 4558723,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.065716802,
                "variance": 1.135752302
              },
              {
                "average": 0.5062656801,
                "count": 4558723,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999607945,
                "variance": 0.2499607961
              },
              {
                "average": 0.001190464961,
                "count": 4558723,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03448257553,
                "variance": 0.001189048015
              },
              {
                "average": 3.654436341,
                "count": 4558723,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.527728027,
                "variance": 2.333952925
              },
              {
                "average": 0.5260078204,
                "count": 4558723,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.828029901,
                "variance": 14.65381293
              },
              {
                "average": 0,
                "count": 4558723,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3276.299761,
                "count": 4558723,
                "maximum": 3401,
                "minimum": 3102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.67161193,
                "variance": 5136.819957
              },
              {
                "average": -24220136.92,
                "count": 4558723,
                "maximum": -24218836.59,
                "minimum": -24221978.12,
                "name": "GpsTime",
                "position": 12,
                "stddev": 815.8447776,
                "variance": 665602.7011
              },
              {
                "average": 0,
                "count": 4558723,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4558723,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4558723,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4558723,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4558723,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              619999.9996,
              3360499.978,
              2.134410849,
              621500.0196,
              3361999.998,
              333.3344108
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    619999.9996247424,
                    3360499.977884288,
                    2.134410848527125
                  ],
                  [
                    619999.9996247424,
                    3361999.9978842875,
                    2.134410848527125
                  ],
                  [
                    621500.0196247424,
                    3361999.9978842875,
                    333.3344108485271
                  ],
                  [
                    621500.0196247424,
                    3360499.977884288,
                    333.3344108485271
                  ],
                  [
                    619999.9996247424,
                    3360499.977884288,
                    2.134410848527125
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:19:23+00:00",
            "end_time": "2010-12-07T17:27:01+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": "20101202_AB05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85902111104656,
              30.49327867382325,
              2.89252764994535
            ],
            [
              -91.85886312063111,
              30.506812042210235,
              2.89252764994535
            ],
            [
              -91.84323356132175,
              30.50667425849637,
              1221.4325276499453
            ],
            [
              -91.8433937144819,
              30.493140964127956,
              1221.4325276499453
            ],
            [
              -91.85902111104656,
              30.49327867382325,
              2.89252764994535
            ]
          ]
        ]
      },
      "bbox": [
        -91.85902111,
        30.49314096,
        2.89252765,
        -91.84323356,
        30.50681204,
        1221.432528
      ],
      "properties": {
        "datetime": "2010-12-07T19:22:20Z",
        "pc:count": 4598405,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610224.0946,
            "count": 4598405,
            "maximum": 611000.0205,
            "minimum": 609500.0005,
            "name": "X",
            "position": 0,
            "stddev": 411.7836704,
            "variance": 169565.7912
          },
          {
            "average": 3374718.66,
            "count": 4598405,
            "maximum": 3375499.998,
            "minimum": 3373999.978,
            "name": "Y",
            "position": 1,
            "stddev": 437.7648134,
            "variance": 191638.0318
          },
          {
            "average": 10.03279181,
            "count": 4598405,
            "maximum": 1221.432528,
            "minimum": 2.89252765,
            "name": "Z",
            "position": 2,
            "stddev": 6.836871922,
            "variance": 46.74281768
          },
          {
            "average": 47.35201662,
            "count": 4598405,
            "maximum": 7117,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.87631113,
            "variance": 1670.872812
          },
          {
            "average": 1.576785429,
            "count": 4598405,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8412142415,
            "variance": 0.7076414
          },
          {
            "average": 2.153579556,
            "count": 4598405,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.101577979,
            "variance": 1.213474043
          },
          {
            "average": 0.5067631059,
            "count": 4598405,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999543127,
            "variance": 0.2499543148
          },
          {
            "average": 0.001281531314,
            "count": 4598405,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0357755401,
            "variance": 0.001279889269
          },
          {
            "average": 3.65862946,
            "count": 4598405,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.506797482,
            "variance": 2.270438652
          },
          {
            "average": 0.3775668516,
            "count": 4598405,
            "maximum": 10.00199986,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.283234639,
            "variance": 18.34609897
          },
          {
            "average": 0,
            "count": 4598405,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3588.978577,
            "count": 4598405,
            "maximum": 3702,
            "minimum": 3401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.44032883,
            "variance": 4414.317296
          },
          {
            "average": -24216753.14,
            "count": 4598405,
            "maximum": -24215059.93,
            "minimum": -24219131.43,
            "name": "GpsTime",
            "position": 12,
            "stddev": 766.017426,
            "variance": 586782.6969
          },
          {
            "average": 0,
            "count": 4598405,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4598405,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4598405,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4598405,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4598405,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609500.0005,
          3373999.978,
          2.89252765,
          611000.0205,
          3375499.998,
          1221.432528
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609500.0004867486,
                3373999.9782314533,
                2.89252764994535
              ],
              [
                609500.0004867486,
                3375499.998231453,
                2.89252764994535
              ],
              [
                611000.0204867487,
                3375499.998231453,
                1221.4325276499453
              ],
              [
                611000.0204867487,
                3373999.9782314533,
                1221.4325276499453
              ],
              [
                609500.0004867486,
                3373999.9782314533,
                2.89252764994535
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:22:20+00:00",
        "end_time": "2010-12-07T18:14:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85902111,
            30.49314096,
            2.89252765,
            -91.84323356,
            30.50681204,
            1221.432528
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85902111104656,
                  30.49327867382325,
                  2.89252764994535
                ],
                [
                  -91.85886312063111,
                  30.506812042210235,
                  2.89252764994535
                ],
                [
                  -91.84323356132175,
                  30.50667425849637,
                  1221.4325276499453
                ],
                [
                  -91.8433937144819,
                  30.493140964127956,
                  1221.4325276499453
                ],
                [
                  -91.85902111104656,
                  30.49327867382325,
                  2.89252764994535
                ]
              ]
            ]
          },
          "id": "20101202_AB05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:22:20Z",
            "pc:count": 4598405,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610224.0946,
                "count": 4598405,
                "maximum": 611000.0205,
                "minimum": 609500.0005,
                "name": "X",
                "position": 0,
                "stddev": 411.7836704,
                "variance": 169565.7912
              },
              {
                "average": 3374718.66,
                "count": 4598405,
                "maximum": 3375499.998,
                "minimum": 3373999.978,
                "name": "Y",
                "position": 1,
                "stddev": 437.7648134,
                "variance": 191638.0318
              },
              {
                "average": 10.03279181,
                "count": 4598405,
                "maximum": 1221.432528,
                "minimum": 2.89252765,
                "name": "Z",
                "position": 2,
                "stddev": 6.836871922,
                "variance": 46.74281768
              },
              {
                "average": 47.35201662,
                "count": 4598405,
                "maximum": 7117,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.87631113,
                "variance": 1670.872812
              },
              {
                "average": 1.576785429,
                "count": 4598405,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8412142415,
                "variance": 0.7076414
              },
              {
                "average": 2.153579556,
                "count": 4598405,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.101577979,
                "variance": 1.213474043
              },
              {
                "average": 0.5067631059,
                "count": 4598405,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999543127,
                "variance": 0.2499543148
              },
              {
                "average": 0.001281531314,
                "count": 4598405,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0357755401,
                "variance": 0.001279889269
              },
              {
                "average": 3.65862946,
                "count": 4598405,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.506797482,
                "variance": 2.270438652
              },
              {
                "average": 0.3775668516,
                "count": 4598405,
                "maximum": 10.00199986,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.283234639,
                "variance": 18.34609897
              },
              {
                "average": 0,
                "count": 4598405,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3588.978577,
                "count": 4598405,
                "maximum": 3702,
                "minimum": 3401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.44032883,
                "variance": 4414.317296
              },
              {
                "average": -24216753.14,
                "count": 4598405,
                "maximum": -24215059.93,
                "minimum": -24219131.43,
                "name": "GpsTime",
                "position": 12,
                "stddev": 766.017426,
                "variance": 586782.6969
              },
              {
                "average": 0,
                "count": 4598405,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4598405,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4598405,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4598405,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4598405,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609500.0005,
              3373999.978,
              2.89252765,
              611000.0205,
              3375499.998,
              1221.432528
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609500.0004867486,
                    3373999.9782314533,
                    2.89252764994535
                  ],
                  [
                    609500.0004867486,
                    3375499.998231453,
                    2.89252764994535
                  ],
                  [
                    611000.0204867487,
                    3375499.998231453,
                    1221.4325276499453
                  ],
                  [
                    611000.0204867487,
                    3373999.9782314533,
                    1221.4325276499453
                  ],
                  [
                    609500.0004867486,
                    3373999.9782314533,
                    2.89252764994535
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:22:20+00:00",
            "end_time": "2010-12-07T18:14:28+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": "20101202_AN05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67150233787824,
              30.491502618321256,
              3.581606378352149
            ],
            [
              -91.67131839919514,
              30.505035032094725,
              3.581606378352149
            ],
            [
              -91.65569023973367,
              30.504874770064458,
              1368.281606378352
            ],
            [
              -91.6558763403535,
              30.491342442381995,
              1368.281606378352
            ],
            [
              -91.67150233787824,
              30.491502618321256,
              3.581606378352149
            ]
          ]
        ]
      },
      "bbox": [
        -91.67150234,
        30.49134244,
        3.581606378,
        -91.65569024,
        30.50503503,
        1368.281606
      ],
      "properties": {
        "datetime": "2010-12-06T18:09:22Z",
        "pc:count": 6484565,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628257.5304,
            "count": 6484565,
            "maximum": 629000.0205,
            "minimum": 627500.0005,
            "name": "X",
            "position": 0,
            "stddev": 426.8719235,
            "variance": 182219.6391
          },
          {
            "average": 3374772.215,
            "count": 6484565,
            "maximum": 3375499.999,
            "minimum": 3373999.979,
            "name": "Y",
            "position": 1,
            "stddev": 430.2781836,
            "variance": 185139.3153
          },
          {
            "average": 12.63176472,
            "count": 6484565,
            "maximum": 1368.281606,
            "minimum": 3.581606378,
            "name": "Z",
            "position": 2,
            "stddev": 8.139734021,
            "variance": 66.25526994
          },
          {
            "average": 40.96311904,
            "count": 6484565,
            "maximum": 1915,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 38.18473095,
            "variance": 1458.073678
          },
          {
            "average": 1.776937852,
            "count": 6484565,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8611388724,
            "variance": 0.7415601576
          },
          {
            "average": 2.553774694,
            "count": 6484565,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9187477436,
            "variance": 0.8440974163
          },
          {
            "average": 0.5078923567,
            "count": 6484565,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999377454,
            "variance": 0.2499377492
          },
          {
            "average": 0.00120609478,
            "count": 6484565,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03470792851,
            "variance": 0.001204640302
          },
          {
            "average": 3.824132536,
            "count": 6484565,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.510183621,
            "variance": 2.28065457
          },
          {
            "average": 0.1986404416,
            "count": 6484565,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.014167934,
            "variance": 16.1135442
          },
          {
            "average": 0,
            "count": 6484565,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1338.121796,
            "count": 6484565,
            "maximum": 1502,
            "minimum": 1201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.58737635,
            "variance": 5124.752453
          },
          {
            "average": -24307799.15,
            "count": 6484565,
            "maximum": -24305837.39,
            "minimum": -24309582.55,
            "name": "GpsTime",
            "position": 12,
            "stddev": 729.5797068,
            "variance": 532286.5485
          },
          {
            "average": 0,
            "count": 6484565,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6484565,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6484565,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6484565,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6484565,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0005,
          3373999.979,
          3.581606378,
          629000.0205,
          3375499.999,
          1368.281606
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0004665428,
                3373999.9791673506,
                3.581606378352149
              ],
              [
                627500.0004665428,
                3375499.99916735,
                3.581606378352149
              ],
              [
                629000.0204665428,
                3375499.99916735,
                1368.281606378352
              ],
              [
                629000.0204665428,
                3373999.9791673506,
                1368.281606378352
              ],
              [
                627500.0004665428,
                3373999.9791673506,
                3.581606378352149
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:09:22+00:00",
        "end_time": "2010-12-06T17:06:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67150234,
            30.49134244,
            3.581606378,
            -91.65569024,
            30.50503503,
            1368.281606
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67150233787824,
                  30.491502618321256,
                  3.581606378352149
                ],
                [
                  -91.67131839919514,
                  30.505035032094725,
                  3.581606378352149
                ],
                [
                  -91.65569023973367,
                  30.504874770064458,
                  1368.281606378352
                ],
                [
                  -91.6558763403535,
                  30.491342442381995,
                  1368.281606378352
                ],
                [
                  -91.67150233787824,
                  30.491502618321256,
                  3.581606378352149
                ]
              ]
            ]
          },
          "id": "20101202_AN05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:09:22Z",
            "pc:count": 6484565,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628257.5304,
                "count": 6484565,
                "maximum": 629000.0205,
                "minimum": 627500.0005,
                "name": "X",
                "position": 0,
                "stddev": 426.8719235,
                "variance": 182219.6391
              },
              {
                "average": 3374772.215,
                "count": 6484565,
                "maximum": 3375499.999,
                "minimum": 3373999.979,
                "name": "Y",
                "position": 1,
                "stddev": 430.2781836,
                "variance": 185139.3153
              },
              {
                "average": 12.63176472,
                "count": 6484565,
                "maximum": 1368.281606,
                "minimum": 3.581606378,
                "name": "Z",
                "position": 2,
                "stddev": 8.139734021,
                "variance": 66.25526994
              },
              {
                "average": 40.96311904,
                "count": 6484565,
                "maximum": 1915,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 38.18473095,
                "variance": 1458.073678
              },
              {
                "average": 1.776937852,
                "count": 6484565,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8611388724,
                "variance": 0.7415601576
              },
              {
                "average": 2.553774694,
                "count": 6484565,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9187477436,
                "variance": 0.8440974163
              },
              {
                "average": 0.5078923567,
                "count": 6484565,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999377454,
                "variance": 0.2499377492
              },
              {
                "average": 0.00120609478,
                "count": 6484565,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03470792851,
                "variance": 0.001204640302
              },
              {
                "average": 3.824132536,
                "count": 6484565,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.510183621,
                "variance": 2.28065457
              },
              {
                "average": 0.1986404416,
                "count": 6484565,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.014167934,
                "variance": 16.1135442
              },
              {
                "average": 0,
                "count": 6484565,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1338.121796,
                "count": 6484565,
                "maximum": 1502,
                "minimum": 1201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.58737635,
                "variance": 5124.752453
              },
              {
                "average": -24307799.15,
                "count": 6484565,
                "maximum": -24305837.39,
                "minimum": -24309582.55,
                "name": "GpsTime",
                "position": 12,
                "stddev": 729.5797068,
                "variance": 532286.5485
              },
              {
                "average": 0,
                "count": 6484565,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6484565,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6484565,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6484565,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6484565,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0005,
              3373999.979,
              3.581606378,
              629000.0205,
              3375499.999,
              1368.281606
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0004665428,
                    3373999.9791673506,
                    3.581606378352149
                  ],
                  [
                    627500.0004665428,
                    3375499.99916735,
                    3.581606378352149
                  ],
                  [
                    629000.0204665428,
                    3375499.99916735,
                    1368.281606378352
                  ],
                  [
                    629000.0204665428,
                    3373999.9791673506,
                    1368.281606378352
                  ],
                  [
                    627500.0004665428,
                    3373999.9791673506,
                    3.581606378352149
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:09:22+00:00",
            "end_time": "2010-12-06T17:06:57+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": "20101202_AK08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71891206607023,
              30.45137430624418,
              1.233465011182773
            ],
            [
              -91.71873497407599,
              30.464907059375047,
              1.233465011182773
            ],
            [
              -91.7031129268345,
              30.464752665393412,
              223.57346501118278
            ],
            [
              -91.70329217658778,
              30.451219995268573,
              223.57346501118278
            ],
            [
              -91.71891206607023,
              30.45137430624418,
              1.233465011182773
            ]
          ]
        ]
      },
      "bbox": [
        -91.71891207,
        30.45122,
        1.233465011,
        -91.70311293,
        30.46490706,
        223.573465
      ],
      "properties": {
        "datetime": "2010-12-06T22:35:14Z",
        "pc:count": 6796966,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623757.963,
            "count": 6796966,
            "maximum": 624500.0215,
            "minimum": 623000.0015,
            "name": "X",
            "position": 0,
            "stddev": 430.1390898,
            "variance": 185019.6365
          },
          {
            "average": 3370270.967,
            "count": 6796966,
            "maximum": 3371000.002,
            "minimum": 3369499.982,
            "name": "Y",
            "position": 1,
            "stddev": 434.8138343,
            "variance": 189063.0705
          },
          {
            "average": 15.87180326,
            "count": 6796966,
            "maximum": 223.573465,
            "minimum": 1.233465011,
            "name": "Z",
            "position": 2,
            "stddev": 10.28490007,
            "variance": 105.7791695
          },
          {
            "average": 41.69916033,
            "count": 6796966,
            "maximum": 593,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.3694028,
            "variance": 1629.688682
          },
          {
            "average": 1.853490072,
            "count": 6796966,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9149979115,
            "variance": 0.837221178
          },
          {
            "average": 2.7071589,
            "count": 6796966,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9641827139,
            "variance": 0.9296483058
          },
          {
            "average": 0.5062773596,
            "count": 6796966,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.49996063,
            "variance": 0.2499606315
          },
          {
            "average": 0.001224516939,
            "count": 6796966,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03497166964,
            "variance": 0.001223017677
          },
          {
            "average": 3.822048102,
            "count": 6796966,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.496597716,
            "variance": 2.239804723
          },
          {
            "average": 0.6623661149,
            "count": 6796966,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.936554597,
            "variance": 15.49646209
          },
          {
            "average": 0,
            "count": 6796966,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2234.972087,
            "count": 6796966,
            "maximum": 2401,
            "minimum": 2102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.82208146,
            "variance": 5015.767223
          },
          {
            "average": -24291472.26,
            "count": 6796966,
            "maximum": -24289885.93,
            "minimum": -24292655.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 855.9914505,
            "variance": 732721.3633
          },
          {
            "average": 0,
            "count": 6796966,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6796966,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6796966,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6796966,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6796966,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0015,
          3369499.982,
          1.233465011,
          624500.0215,
          3371000.002,
          223.573465
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0014502795,
                3369499.982398038,
                1.233465011182773
              ],
              [
                623000.0014502795,
                3371000.0023980374,
                1.233465011182773
              ],
              [
                624500.0214502795,
                3371000.0023980374,
                223.57346501118278
              ],
              [
                624500.0214502795,
                3369499.982398038,
                223.57346501118278
              ],
              [
                623000.0014502795,
                3369499.982398038,
                1.233465011182773
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:35:14+00:00",
        "end_time": "2010-12-06T21:49:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71891207,
            30.45122,
            1.233465011,
            -91.70311293,
            30.46490706,
            223.573465
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71891206607023,
                  30.45137430624418,
                  1.233465011182773
                ],
                [
                  -91.71873497407599,
                  30.464907059375047,
                  1.233465011182773
                ],
                [
                  -91.7031129268345,
                  30.464752665393412,
                  223.57346501118278
                ],
                [
                  -91.70329217658778,
                  30.451219995268573,
                  223.57346501118278
                ],
                [
                  -91.71891206607023,
                  30.45137430624418,
                  1.233465011182773
                ]
              ]
            ]
          },
          "id": "20101202_AK08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:35:14Z",
            "pc:count": 6796966,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623757.963,
                "count": 6796966,
                "maximum": 624500.0215,
                "minimum": 623000.0015,
                "name": "X",
                "position": 0,
                "stddev": 430.1390898,
                "variance": 185019.6365
              },
              {
                "average": 3370270.967,
                "count": 6796966,
                "maximum": 3371000.002,
                "minimum": 3369499.982,
                "name": "Y",
                "position": 1,
                "stddev": 434.8138343,
                "variance": 189063.0705
              },
              {
                "average": 15.87180326,
                "count": 6796966,
                "maximum": 223.573465,
                "minimum": 1.233465011,
                "name": "Z",
                "position": 2,
                "stddev": 10.28490007,
                "variance": 105.7791695
              },
              {
                "average": 41.69916033,
                "count": 6796966,
                "maximum": 593,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.3694028,
                "variance": 1629.688682
              },
              {
                "average": 1.853490072,
                "count": 6796966,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9149979115,
                "variance": 0.837221178
              },
              {
                "average": 2.7071589,
                "count": 6796966,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9641827139,
                "variance": 0.9296483058
              },
              {
                "average": 0.5062773596,
                "count": 6796966,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.49996063,
                "variance": 0.2499606315
              },
              {
                "average": 0.001224516939,
                "count": 6796966,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03497166964,
                "variance": 0.001223017677
              },
              {
                "average": 3.822048102,
                "count": 6796966,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.496597716,
                "variance": 2.239804723
              },
              {
                "average": 0.6623661149,
                "count": 6796966,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.936554597,
                "variance": 15.49646209
              },
              {
                "average": 0,
                "count": 6796966,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2234.972087,
                "count": 6796966,
                "maximum": 2401,
                "minimum": 2102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.82208146,
                "variance": 5015.767223
              },
              {
                "average": -24291472.26,
                "count": 6796966,
                "maximum": -24289885.93,
                "minimum": -24292655.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 855.9914505,
                "variance": 732721.3633
              },
              {
                "average": 0,
                "count": 6796966,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6796966,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6796966,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6796966,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6796966,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0015,
              3369499.982,
              1.233465011,
              624500.0215,
              3371000.002,
              223.573465
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0014502795,
                    3369499.982398038,
                    1.233465011182773
                  ],
                  [
                    623000.0014502795,
                    3371000.0023980374,
                    1.233465011182773
                  ],
                  [
                    624500.0214502795,
                    3371000.0023980374,
                    223.57346501118278
                  ],
                  [
                    624500.0214502795,
                    3369499.982398038,
                    223.57346501118278
                  ],
                  [
                    623000.0014502795,
                    3369499.982398038,
                    1.233465011182773
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:35:14+00:00",
            "end_time": "2010-12-06T21:49:04+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": "20101202_AL24.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.70614388396007,
              30.23469618851275,
              0.967722961123613
            ],
            [
              -91.70596656992173,
              30.248229322422482,
              0.967722961123613
            ],
            [
              -91.69037899185881,
              30.248074399888996,
              79.72772296112362
            ],
            [
              -91.6905584402954,
              30.23454134962964,
              79.72772296112362
            ],
            [
              -91.70614388396007,
              30.23469618851275,
              0.967722961123613
            ]
          ]
        ]
      },
      "bbox": [
        -91.70614388,
        30.23454135,
        0.9677229611,
        -91.69037899,
        30.24822932,
        79.72772296
      ],
      "properties": {
        "datetime": "2010-12-07T21:55:14Z",
        "pc:count": 5649100,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625191.4939,
            "count": 5649100,
            "maximum": 626000.0197,
            "minimum": 624499.9997,
            "name": "X",
            "position": 0,
            "stddev": 417.451694,
            "variance": 174265.9169
          },
          {
            "average": 3346263.483,
            "count": 5649100,
            "maximum": 3346999.999,
            "minimum": 3345499.979,
            "name": "Y",
            "position": 1,
            "stddev": 428.0896531,
            "variance": 183260.7511
          },
          {
            "average": 9.445115705,
            "count": 5649100,
            "maximum": 79.72772296,
            "minimum": 0.9677229611,
            "name": "Z",
            "position": 2,
            "stddev": 7.598166727,
            "variance": 57.73213761
          },
          {
            "average": 49.56490839,
            "count": 5649100,
            "maximum": 2227,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.38394149,
            "variance": 1796.398497
          },
          {
            "average": 1.677444726,
            "count": 5649100,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8511011644,
            "variance": 0.724373192
          },
          {
            "average": 2.355153564,
            "count": 5649100,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.018198323,
            "variance": 1.036727824
          },
          {
            "average": 0.5055302615,
            "count": 5649100,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999694595,
            "variance": 0.2499694605
          },
          {
            "average": 0.001136995274,
            "count": 5649100,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03370018867,
            "variance": 0.001135702716
          },
          {
            "average": 3.495768707,
            "count": 5649100,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.553931782,
            "variance": 2.414703984
          },
          {
            "average": 1.592463706,
            "count": 5649100,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.737115272,
            "variance": 13.96603056
          },
          {
            "average": 0,
            "count": 5649100,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3842.220697,
            "count": 5649100,
            "maximum": 4002,
            "minimum": 3701,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.44301254,
            "variance": 4152.901865
          },
          {
            "average": -24208446.05,
            "count": 5649100,
            "maximum": -24205885.12,
            "minimum": -24215597.28,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2133.573246,
            "variance": 4552134.795
          },
          {
            "average": 0,
            "count": 5649100,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5649100,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5649100,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5649100,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5649100,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          624499.9997,
          3345499.979,
          0.9677229611,
          626000.0197,
          3346999.999,
          79.72772296
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                624499.9997064215,
                3345499.9791784985,
                0.967722961123613
              ],
              [
                624499.9997064215,
                3346999.999178498,
                0.967722961123613
              ],
              [
                626000.0197064215,
                3346999.999178498,
                79.72772296112362
              ],
              [
                626000.0197064215,
                3345499.9791784985,
                79.72772296112362
              ],
              [
                624499.9997064215,
                3345499.9791784985,
                0.967722961123613
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:55:14+00:00",
        "end_time": "2010-12-07T19:13:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL24.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL24.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL24.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL24.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.70614388,
            30.23454135,
            0.9677229611,
            -91.69037899,
            30.24822932,
            79.72772296
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.70614388396007,
                  30.23469618851275,
                  0.967722961123613
                ],
                [
                  -91.70596656992173,
                  30.248229322422482,
                  0.967722961123613
                ],
                [
                  -91.69037899185881,
                  30.248074399888996,
                  79.72772296112362
                ],
                [
                  -91.6905584402954,
                  30.23454134962964,
                  79.72772296112362
                ],
                [
                  -91.70614388396007,
                  30.23469618851275,
                  0.967722961123613
                ]
              ]
            ]
          },
          "id": "20101202_AL24.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL24.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:55:14Z",
            "pc:count": 5649100,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625191.4939,
                "count": 5649100,
                "maximum": 626000.0197,
                "minimum": 624499.9997,
                "name": "X",
                "position": 0,
                "stddev": 417.451694,
                "variance": 174265.9169
              },
              {
                "average": 3346263.483,
                "count": 5649100,
                "maximum": 3346999.999,
                "minimum": 3345499.979,
                "name": "Y",
                "position": 1,
                "stddev": 428.0896531,
                "variance": 183260.7511
              },
              {
                "average": 9.445115705,
                "count": 5649100,
                "maximum": 79.72772296,
                "minimum": 0.9677229611,
                "name": "Z",
                "position": 2,
                "stddev": 7.598166727,
                "variance": 57.73213761
              },
              {
                "average": 49.56490839,
                "count": 5649100,
                "maximum": 2227,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.38394149,
                "variance": 1796.398497
              },
              {
                "average": 1.677444726,
                "count": 5649100,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8511011644,
                "variance": 0.724373192
              },
              {
                "average": 2.355153564,
                "count": 5649100,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.018198323,
                "variance": 1.036727824
              },
              {
                "average": 0.5055302615,
                "count": 5649100,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999694595,
                "variance": 0.2499694605
              },
              {
                "average": 0.001136995274,
                "count": 5649100,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03370018867,
                "variance": 0.001135702716
              },
              {
                "average": 3.495768707,
                "count": 5649100,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.553931782,
                "variance": 2.414703984
              },
              {
                "average": 1.592463706,
                "count": 5649100,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.737115272,
                "variance": 13.96603056
              },
              {
                "average": 0,
                "count": 5649100,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3842.220697,
                "count": 5649100,
                "maximum": 4002,
                "minimum": 3701,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.44301254,
                "variance": 4152.901865
              },
              {
                "average": -24208446.05,
                "count": 5649100,
                "maximum": -24205885.12,
                "minimum": -24215597.28,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2133.573246,
                "variance": 4552134.795
              },
              {
                "average": 0,
                "count": 5649100,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5649100,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5649100,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5649100,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5649100,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              624499.9997,
              3345499.979,
              0.9677229611,
              626000.0197,
              3346999.999,
              79.72772296
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    624499.9997064215,
                    3345499.9791784985,
                    0.967722961123613
                  ],
                  [
                    624499.9997064215,
                    3346999.999178498,
                    0.967722961123613
                  ],
                  [
                    626000.0197064215,
                    3346999.999178498,
                    79.72772296112362
                  ],
                  [
                    626000.0197064215,
                    3345499.9791784985,
                    79.72772296112362
                  ],
                  [
                    624499.9997064215,
                    3345499.9791784985,
                    0.967722961123613
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:55:14+00:00",
            "end_time": "2010-12-07T19:13:22+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": "20101202_AG13.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78223256289672,
              30.384307910626685,
              2.079930846913598
            ],
            [
              -91.78206467281231,
              30.397841130335483,
              2.079930846913598
            ],
            [
              -91.76645292930993,
              30.397694611579823,
              93.6799308469136
            ],
            [
              -91.76662297012226,
              30.384161470749817,
              93.6799308469136
            ],
            [
              -91.78223256289672,
              30.384307910626685,
              2.079930846913598
            ]
          ]
        ]
      },
      "bbox": [
        -91.78223256,
        30.38416147,
        2.079930847,
        -91.76645293,
        30.39784113,
        93.67993085
      ],
      "properties": {
        "datetime": "2010-12-07T19:18:25Z",
        "pc:count": 4542929,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617759.0009,
            "count": 4542929,
            "maximum": 618500.0208,
            "minimum": 617000.0008,
            "name": "X",
            "position": 0,
            "stddev": 436.5678788,
            "variance": 190591.5128
          },
          {
            "average": 3362770.762,
            "count": 4542929,
            "maximum": 3363499.999,
            "minimum": 3361999.979,
            "name": "Y",
            "position": 1,
            "stddev": 430.4647866,
            "variance": 185299.9325
          },
          {
            "average": 7.712666936,
            "count": 4542929,
            "maximum": 93.67993085,
            "minimum": 2.079930847,
            "name": "Z",
            "position": 2,
            "stddev": 5.431395189,
            "variance": 29.5000537
          },
          {
            "average": 39.0874995,
            "count": 4542929,
            "maximum": 3555,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 34.26205592,
            "variance": 1173.888476
          },
          {
            "average": 1.519731653,
            "count": 4542929,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7903604934,
            "variance": 0.6246697096
          },
          {
            "average": 2.039383402,
            "count": 4542929,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.041174108,
            "variance": 1.084043524
          },
          {
            "average": 0.5063462361,
            "count": 4542929,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999597787,
            "variance": 0.2499597803
          },
          {
            "average": 0.001255577624,
            "count": 4542929,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03541188254,
            "variance": 0.001254001425
          },
          {
            "average": 3.82459268,
            "count": 4542929,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.464801632,
            "variance": 2.145643822
          },
          {
            "average": 0.4282014853,
            "count": 4542929,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.050096851,
            "variance": 16.4032845
          },
          {
            "average": 0,
            "count": 4542929,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3536.703948,
            "count": 4542929,
            "maximum": 3702,
            "minimum": 3401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.17841413,
            "variance": 5355.080294
          },
          {
            "average": -24217260.87,
            "count": 4542929,
            "maximum": -24215294.12,
            "minimum": -24218902.81,
            "name": "GpsTime",
            "position": 12,
            "stddev": 777.243846,
            "variance": 604107.9962
          },
          {
            "average": 0,
            "count": 4542929,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4542929,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4542929,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4542929,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4542929,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          617000.0008,
          3361999.979,
          2.079930847,
          618500.0208,
          3363499.999,
          93.67993085
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                617000.0008169173,
                3361999.978701024,
                2.079930846913598
              ],
              [
                617000.0008169173,
                3363499.9987010234,
                2.079930846913598
              ],
              [
                618500.0208169173,
                3363499.9987010234,
                93.6799308469136
              ],
              [
                618500.0208169173,
                3361999.978701024,
                93.6799308469136
              ],
              [
                617000.0008169173,
                3361999.978701024,
                2.079930846913598
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:18:25+00:00",
        "end_time": "2010-12-07T18:18:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG13.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG13.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG13.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG13.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78223256,
            30.38416147,
            2.079930847,
            -91.76645293,
            30.39784113,
            93.67993085
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78223256289672,
                  30.384307910626685,
                  2.079930846913598
                ],
                [
                  -91.78206467281231,
                  30.397841130335483,
                  2.079930846913598
                ],
                [
                  -91.76645292930993,
                  30.397694611579823,
                  93.6799308469136
                ],
                [
                  -91.76662297012226,
                  30.384161470749817,
                  93.6799308469136
                ],
                [
                  -91.78223256289672,
                  30.384307910626685,
                  2.079930846913598
                ]
              ]
            ]
          },
          "id": "20101202_AG13.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG13.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:18:25Z",
            "pc:count": 4542929,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617759.0009,
                "count": 4542929,
                "maximum": 618500.0208,
                "minimum": 617000.0008,
                "name": "X",
                "position": 0,
                "stddev": 436.5678788,
                "variance": 190591.5128
              },
              {
                "average": 3362770.762,
                "count": 4542929,
                "maximum": 3363499.999,
                "minimum": 3361999.979,
                "name": "Y",
                "position": 1,
                "stddev": 430.4647866,
                "variance": 185299.9325
              },
              {
                "average": 7.712666936,
                "count": 4542929,
                "maximum": 93.67993085,
                "minimum": 2.079930847,
                "name": "Z",
                "position": 2,
                "stddev": 5.431395189,
                "variance": 29.5000537
              },
              {
                "average": 39.0874995,
                "count": 4542929,
                "maximum": 3555,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 34.26205592,
                "variance": 1173.888476
              },
              {
                "average": 1.519731653,
                "count": 4542929,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7903604934,
                "variance": 0.6246697096
              },
              {
                "average": 2.039383402,
                "count": 4542929,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.041174108,
                "variance": 1.084043524
              },
              {
                "average": 0.5063462361,
                "count": 4542929,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999597787,
                "variance": 0.2499597803
              },
              {
                "average": 0.001255577624,
                "count": 4542929,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03541188254,
                "variance": 0.001254001425
              },
              {
                "average": 3.82459268,
                "count": 4542929,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.464801632,
                "variance": 2.145643822
              },
              {
                "average": 0.4282014853,
                "count": 4542929,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.050096851,
                "variance": 16.4032845
              },
              {
                "average": 0,
                "count": 4542929,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3536.703948,
                "count": 4542929,
                "maximum": 3702,
                "minimum": 3401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.17841413,
                "variance": 5355.080294
              },
              {
                "average": -24217260.87,
                "count": 4542929,
                "maximum": -24215294.12,
                "minimum": -24218902.81,
                "name": "GpsTime",
                "position": 12,
                "stddev": 777.243846,
                "variance": 604107.9962
              },
              {
                "average": 0,
                "count": 4542929,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4542929,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4542929,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4542929,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4542929,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              617000.0008,
              3361999.979,
              2.079930847,
              618500.0208,
              3363499.999,
              93.67993085
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    617000.0008169173,
                    3361999.978701024,
                    2.079930846913598
                  ],
                  [
                    617000.0008169173,
                    3363499.9987010234,
                    2.079930846913598
                  ],
                  [
                    618500.0208169173,
                    3363499.9987010234,
                    93.6799308469136
                  ],
                  [
                    618500.0208169173,
                    3361999.978701024,
                    93.6799308469136
                  ],
                  [
                    617000.0008169173,
                    3361999.978701024,
                    2.079930846913598
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:18:25+00:00",
            "end_time": "2010-12-07T18:18:17+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": "20101202_AI15.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7513579538094,
              30.35694733581388,
              2.1264828804986
            ],
            [
              -91.75118599588782,
              30.370480454636688,
              2.1264828804986
            ],
            [
              -91.73557878429202,
              30.370330367320005,
              81.5064828804986
            ],
            [
              -91.73575288989282,
              30.356797329340186,
              81.5064828804986
            ],
            [
              -91.7513579538094,
              30.35694733581388,
              2.1264828804986
            ]
          ]
        ]
      },
      "bbox": [
        -91.75135795,
        30.35679733,
        2.12648288,
        -91.73557878,
        30.37048045,
        81.50648288
      ],
      "properties": {
        "datetime": "2010-12-07T18:40:49Z",
        "pc:count": 4045669,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620809.6021,
            "count": 4045669,
            "maximum": 621500.0192,
            "minimum": 619999.9992,
            "name": "X",
            "position": 0,
            "stddev": 376.7155965,
            "variance": 141914.6406
          },
          {
            "average": 3359765.832,
            "count": 4045669,
            "maximum": 3360500,
            "minimum": 3358999.98,
            "name": "Y",
            "position": 1,
            "stddev": 435.0317736,
            "variance": 189252.644
          },
          {
            "average": 8.578239611,
            "count": 4045669,
            "maximum": 81.50648288,
            "minimum": 2.12648288,
            "name": "Z",
            "position": 2,
            "stddev": 6.805457129,
            "variance": 46.31424674
          },
          {
            "average": 48.06766742,
            "count": 4045669,
            "maximum": 8431,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.09960937,
            "variance": 2218.373202
          },
          {
            "average": 1.557222551,
            "count": 4045669,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8296338195,
            "variance": 0.6882922744
          },
          {
            "average": 2.114556085,
            "count": 4045669,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.094177483,
            "variance": 1.197224363
          },
          {
            "average": 0.5063407313,
            "count": 4045669,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999598553,
            "variance": 0.2499598569
          },
          {
            "average": 0.001392353156,
            "count": 4045669,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03728826695,
            "variance": 0.001390414852
          },
          {
            "average": 4.026563715,
            "count": 4045669,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.875773256,
            "variance": 3.518525309
          },
          {
            "average": -0.8918174758,
            "count": 4045669,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.809788683,
            "variance": 14.51448981
          },
          {
            "average": 0,
            "count": 4045669,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3382.142507,
            "count": 4045669,
            "maximum": 3502,
            "minimum": 3201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.04873836,
            "variance": 3850.045932
          },
          {
            "average": -24218978.5,
            "count": 4045669,
            "maximum": -24217550.37,
            "minimum": -24221041.43,
            "name": "GpsTime",
            "position": 12,
            "stddev": 670.558664,
            "variance": 449648.9219
          },
          {
            "average": 0,
            "count": 4045669,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4045669,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4045669,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4045669,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4045669,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          619999.9992,
          3358999.98,
          2.12648288,
          621500.0192,
          3360500,
          81.50648288
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                619999.9991747658,
                3358999.98012368,
                2.1264828804986
              ],
              [
                619999.9991747658,
                3360500.0001236796,
                2.1264828804986
              ],
              [
                621500.0191747658,
                3360500.0001236796,
                81.5064828804986
              ],
              [
                621500.0191747658,
                3358999.98012368,
                81.5064828804986
              ],
              [
                619999.9991747658,
                3358999.98012368,
                2.1264828804986
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:40:49+00:00",
        "end_time": "2010-12-07T17:42:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI15.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI15.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI15.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI15.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75135795,
            30.35679733,
            2.12648288,
            -91.73557878,
            30.37048045,
            81.50648288
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7513579538094,
                  30.35694733581388,
                  2.1264828804986
                ],
                [
                  -91.75118599588782,
                  30.370480454636688,
                  2.1264828804986
                ],
                [
                  -91.73557878429202,
                  30.370330367320005,
                  81.5064828804986
                ],
                [
                  -91.73575288989282,
                  30.356797329340186,
                  81.5064828804986
                ],
                [
                  -91.7513579538094,
                  30.35694733581388,
                  2.1264828804986
                ]
              ]
            ]
          },
          "id": "20101202_AI15.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI15.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:40:49Z",
            "pc:count": 4045669,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620809.6021,
                "count": 4045669,
                "maximum": 621500.0192,
                "minimum": 619999.9992,
                "name": "X",
                "position": 0,
                "stddev": 376.7155965,
                "variance": 141914.6406
              },
              {
                "average": 3359765.832,
                "count": 4045669,
                "maximum": 3360500,
                "minimum": 3358999.98,
                "name": "Y",
                "position": 1,
                "stddev": 435.0317736,
                "variance": 189252.644
              },
              {
                "average": 8.578239611,
                "count": 4045669,
                "maximum": 81.50648288,
                "minimum": 2.12648288,
                "name": "Z",
                "position": 2,
                "stddev": 6.805457129,
                "variance": 46.31424674
              },
              {
                "average": 48.06766742,
                "count": 4045669,
                "maximum": 8431,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.09960937,
                "variance": 2218.373202
              },
              {
                "average": 1.557222551,
                "count": 4045669,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8296338195,
                "variance": 0.6882922744
              },
              {
                "average": 2.114556085,
                "count": 4045669,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.094177483,
                "variance": 1.197224363
              },
              {
                "average": 0.5063407313,
                "count": 4045669,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999598553,
                "variance": 0.2499598569
              },
              {
                "average": 0.001392353156,
                "count": 4045669,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03728826695,
                "variance": 0.001390414852
              },
              {
                "average": 4.026563715,
                "count": 4045669,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.875773256,
                "variance": 3.518525309
              },
              {
                "average": -0.8918174758,
                "count": 4045669,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.809788683,
                "variance": 14.51448981
              },
              {
                "average": 0,
                "count": 4045669,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3382.142507,
                "count": 4045669,
                "maximum": 3502,
                "minimum": 3201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.04873836,
                "variance": 3850.045932
              },
              {
                "average": -24218978.5,
                "count": 4045669,
                "maximum": -24217550.37,
                "minimum": -24221041.43,
                "name": "GpsTime",
                "position": 12,
                "stddev": 670.558664,
                "variance": 449648.9219
              },
              {
                "average": 0,
                "count": 4045669,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4045669,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4045669,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4045669,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4045669,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              619999.9992,
              3358999.98,
              2.12648288,
              621500.0192,
              3360500,
              81.50648288
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    619999.9991747658,
                    3358999.98012368,
                    2.1264828804986
                  ],
                  [
                    619999.9991747658,
                    3360500.0001236796,
                    2.1264828804986
                  ],
                  [
                    621500.0191747658,
                    3360500.0001236796,
                    81.5064828804986
                  ],
                  [
                    621500.0191747658,
                    3358999.98012368,
                    81.5064828804986
                  ],
                  [
                    619999.9991747658,
                    3358999.98012368,
                    2.1264828804986
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:40:49+00:00",
            "end_time": "2010-12-07T17:42:38+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": "20101202_AE04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81197540243393,
              30.506392903659048,
              3.183094994886829
            ],
            [
              -91.81181081253581,
              30.519926018046828,
              3.183094994886829
            ],
            [
              -91.79617941941024,
              30.519782537035795,
              153.28309499488682
            ],
            [
              -91.79634617332829,
              30.506249499706037,
              153.28309499488682
            ],
            [
              -91.81197540243393,
              30.506392903659048,
              3.183094994886829
            ]
          ]
        ]
      },
      "bbox": [
        -91.8119754,
        30.5062495,
        3.183094995,
        -91.79617942,
        30.51992602,
        153.283095
      ],
      "properties": {
        "datetime": "2010-12-07T17:31:15Z",
        "pc:count": 5306590,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614730.8137,
            "count": 5306590,
            "maximum": 615500.02,
            "minimum": 614000,
            "name": "X",
            "position": 0,
            "stddev": 417.8571107,
            "variance": 174604.565
          },
          {
            "average": 3376286.798,
            "count": 5306590,
            "maximum": 3376999.999,
            "minimum": 3375499.979,
            "name": "Y",
            "position": 1,
            "stddev": 418.8284328,
            "variance": 175417.2561
          },
          {
            "average": 11.74835639,
            "count": 5306590,
            "maximum": 153.283095,
            "minimum": 3.183094995,
            "name": "Z",
            "position": 2,
            "stddev": 7.752266311,
            "variance": 60.09763295
          },
          {
            "average": 47.33110114,
            "count": 5306590,
            "maximum": 809,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.7608995,
            "variance": 1915.016325
          },
          {
            "average": 1.637629627,
            "count": 5306590,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8588075112,
            "variance": 0.7375503413
          },
          {
            "average": 2.275373639,
            "count": 5306590,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.080975762,
            "variance": 1.168508599
          },
          {
            "average": 0.5079544491,
            "count": 5306590,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999367698,
            "variance": 0.2499367738
          },
          {
            "average": 0.00119210265,
            "count": 5306590,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0345062569,
            "variance": 0.001190681765
          },
          {
            "average": 3.720646781,
            "count": 5306590,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.513611738,
            "variance": 2.291020495
          },
          {
            "average": 0.3495073267,
            "count": 5306590,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.987889917,
            "variance": 15.90326599
          },
          {
            "average": 0,
            "count": 5306590,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2911.56318,
            "count": 5306590,
            "maximum": 3102,
            "minimum": 2702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.9284854,
            "variance": 4751.1361
          },
          {
            "average": -24224172.91,
            "count": 5306590,
            "maximum": -24221724.16,
            "minimum": -24226199.99,
            "name": "GpsTime",
            "position": 12,
            "stddev": 814.1512521,
            "variance": 662842.2613
          },
          {
            "average": 0,
            "count": 5306590,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5306590,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5306590,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5306590,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5306590,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          614000,
          3375499.979,
          3.183094995,
          615500.02,
          3376999.999,
          153.283095
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9999858751,
                3375499.979084138,
                3.183094994886829
              ],
              [
                613999.9999858751,
                3376999.9990841374,
                3.183094994886829
              ],
              [
                615500.0199858751,
                3376999.9990841374,
                153.28309499488682
              ],
              [
                615500.0199858751,
                3375499.979084138,
                153.28309499488682
              ],
              [
                613999.9999858751,
                3375499.979084138,
                3.183094994886829
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:31:15+00:00",
        "end_time": "2010-12-07T16:16:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.8119754,
            30.5062495,
            3.183094995,
            -91.79617942,
            30.51992602,
            153.283095
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81197540243393,
                  30.506392903659048,
                  3.183094994886829
                ],
                [
                  -91.81181081253581,
                  30.519926018046828,
                  3.183094994886829
                ],
                [
                  -91.79617941941024,
                  30.519782537035795,
                  153.28309499488682
                ],
                [
                  -91.79634617332829,
                  30.506249499706037,
                  153.28309499488682
                ],
                [
                  -91.81197540243393,
                  30.506392903659048,
                  3.183094994886829
                ]
              ]
            ]
          },
          "id": "20101202_AE04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:31:15Z",
            "pc:count": 5306590,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614730.8137,
                "count": 5306590,
                "maximum": 615500.02,
                "minimum": 614000,
                "name": "X",
                "position": 0,
                "stddev": 417.8571107,
                "variance": 174604.565
              },
              {
                "average": 3376286.798,
                "count": 5306590,
                "maximum": 3376999.999,
                "minimum": 3375499.979,
                "name": "Y",
                "position": 1,
                "stddev": 418.8284328,
                "variance": 175417.2561
              },
              {
                "average": 11.74835639,
                "count": 5306590,
                "maximum": 153.283095,
                "minimum": 3.183094995,
                "name": "Z",
                "position": 2,
                "stddev": 7.752266311,
                "variance": 60.09763295
              },
              {
                "average": 47.33110114,
                "count": 5306590,
                "maximum": 809,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.7608995,
                "variance": 1915.016325
              },
              {
                "average": 1.637629627,
                "count": 5306590,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8588075112,
                "variance": 0.7375503413
              },
              {
                "average": 2.275373639,
                "count": 5306590,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.080975762,
                "variance": 1.168508599
              },
              {
                "average": 0.5079544491,
                "count": 5306590,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999367698,
                "variance": 0.2499367738
              },
              {
                "average": 0.00119210265,
                "count": 5306590,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0345062569,
                "variance": 0.001190681765
              },
              {
                "average": 3.720646781,
                "count": 5306590,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.513611738,
                "variance": 2.291020495
              },
              {
                "average": 0.3495073267,
                "count": 5306590,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.987889917,
                "variance": 15.90326599
              },
              {
                "average": 0,
                "count": 5306590,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2911.56318,
                "count": 5306590,
                "maximum": 3102,
                "minimum": 2702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.9284854,
                "variance": 4751.1361
              },
              {
                "average": -24224172.91,
                "count": 5306590,
                "maximum": -24221724.16,
                "minimum": -24226199.99,
                "name": "GpsTime",
                "position": 12,
                "stddev": 814.1512521,
                "variance": 662842.2613
              },
              {
                "average": 0,
                "count": 5306590,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5306590,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5306590,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5306590,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5306590,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              614000,
              3375499.979,
              3.183094995,
              615500.02,
              3376999.999,
              153.283095
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9999858751,
                    3375499.979084138,
                    3.183094994886829
                  ],
                  [
                    613999.9999858751,
                    3376999.9990841374,
                    3.183094994886829
                  ],
                  [
                    615500.0199858751,
                    3376999.9990841374,
                    153.28309499488682
                  ],
                  [
                    615500.0199858751,
                    3375499.979084138,
                    153.28309499488682
                  ],
                  [
                    613999.9999858751,
                    3375499.979084138,
                    3.183094994886829
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:31:15+00:00",
            "end_time": "2010-12-07T16:16:40+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": "20101202_AO10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65680503739895,
              30.423681268885897,
              3.804467888044428
            ],
            [
              -91.65661956659817,
              30.437213742190515,
              3.804467888044428
            ],
            [
              -91.64100253608481,
              30.43705204469718,
              183.84446788804442
            ],
            [
              -91.64119016140789,
              30.42351965837062,
              183.84446788804442
            ],
            [
              -91.65680503739895,
              30.423681268885897,
              3.804467888044428
            ]
          ]
        ]
      },
      "bbox": [
        -91.65680504,
        30.42351966,
        3.804467888,
        -91.64100254,
        30.43721374,
        183.8444679
      ],
      "properties": {
        "datetime": "2010-12-06T21:12:02Z",
        "pc:count": 5755215,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629734.2475,
            "count": 5755215,
            "maximum": 630500.0112,
            "minimum": 629000.0112,
            "name": "X",
            "position": 0,
            "stddev": 431.9630547,
            "variance": 186592.0807
          },
          {
            "average": 3367256.007,
            "count": 5755215,
            "maximum": 3367999.999,
            "minimum": 3366499.979,
            "name": "Y",
            "position": 1,
            "stddev": 434.9555047,
            "variance": 189186.2911
          },
          {
            "average": 10.22724855,
            "count": 5755215,
            "maximum": 183.8444679,
            "minimum": 3.804467888,
            "name": "Z",
            "position": 2,
            "stddev": 6.631618414,
            "variance": 43.97836278
          },
          {
            "average": 35.17826285,
            "count": 5755215,
            "maximum": 1173,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 33.44653313,
            "variance": 1118.670578
          },
          {
            "average": 1.661391625,
            "count": 5755215,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8173572319,
            "variance": 0.6680728446
          },
          {
            "average": 2.322840763,
            "count": 5755215,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9515157143,
            "variance": 0.9053821547
          },
          {
            "average": 0.5083311397,
            "count": 5755215,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999306307,
            "variance": 0.2499306355
          },
          {
            "average": 0.001175108141,
            "count": 5755215,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03425970616,
            "variance": 0.001173727466
          },
          {
            "average": 3.668726016,
            "count": 5755215,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.480907292,
            "variance": 2.193086407
          },
          {
            "average": 0.2208575046,
            "count": 5755215,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.971748688,
            "variance": 15.77478764
          },
          {
            "average": 0,
            "count": 5755215,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1712.809136,
            "count": 5755215,
            "maximum": 1902,
            "minimum": 1502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.50771165,
            "variance": 4831.321979
          },
          {
            "average": -24301881.78,
            "count": 5755215,
            "maximum": -24294877.52,
            "minimum": -24305959.73,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3659.831248,
            "variance": 13394364.76
          },
          {
            "average": 0,
            "count": 5755215,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5755215,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5755215,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5755215,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5755215,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0112,
          3366499.979,
          3.804467888,
          630500.0112,
          3367999.999,
          183.8444679
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0112006167,
                3366499.9790256703,
                3.804467888044428
              ],
              [
                629000.0112006167,
                3367999.99902567,
                3.804467888044428
              ],
              [
                630500.0112006167,
                3367999.99902567,
                183.84446788804442
              ],
              [
                630500.0112006167,
                3366499.9790256703,
                183.84446788804442
              ],
              [
                629000.0112006167,
                3366499.9790256703,
                3.804467888044428
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:12:02+00:00",
        "end_time": "2010-12-06T18:07:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65680504,
            30.42351966,
            3.804467888,
            -91.64100254,
            30.43721374,
            183.8444679
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65680503739895,
                  30.423681268885897,
                  3.804467888044428
                ],
                [
                  -91.65661956659817,
                  30.437213742190515,
                  3.804467888044428
                ],
                [
                  -91.64100253608481,
                  30.43705204469718,
                  183.84446788804442
                ],
                [
                  -91.64119016140789,
                  30.42351965837062,
                  183.84446788804442
                ],
                [
                  -91.65680503739895,
                  30.423681268885897,
                  3.804467888044428
                ]
              ]
            ]
          },
          "id": "20101202_AO10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:12:02Z",
            "pc:count": 5755215,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629734.2475,
                "count": 5755215,
                "maximum": 630500.0112,
                "minimum": 629000.0112,
                "name": "X",
                "position": 0,
                "stddev": 431.9630547,
                "variance": 186592.0807
              },
              {
                "average": 3367256.007,
                "count": 5755215,
                "maximum": 3367999.999,
                "minimum": 3366499.979,
                "name": "Y",
                "position": 1,
                "stddev": 434.9555047,
                "variance": 189186.2911
              },
              {
                "average": 10.22724855,
                "count": 5755215,
                "maximum": 183.8444679,
                "minimum": 3.804467888,
                "name": "Z",
                "position": 2,
                "stddev": 6.631618414,
                "variance": 43.97836278
              },
              {
                "average": 35.17826285,
                "count": 5755215,
                "maximum": 1173,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 33.44653313,
                "variance": 1118.670578
              },
              {
                "average": 1.661391625,
                "count": 5755215,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8173572319,
                "variance": 0.6680728446
              },
              {
                "average": 2.322840763,
                "count": 5755215,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9515157143,
                "variance": 0.9053821547
              },
              {
                "average": 0.5083311397,
                "count": 5755215,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999306307,
                "variance": 0.2499306355
              },
              {
                "average": 0.001175108141,
                "count": 5755215,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03425970616,
                "variance": 0.001173727466
              },
              {
                "average": 3.668726016,
                "count": 5755215,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.480907292,
                "variance": 2.193086407
              },
              {
                "average": 0.2208575046,
                "count": 5755215,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.971748688,
                "variance": 15.77478764
              },
              {
                "average": 0,
                "count": 5755215,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1712.809136,
                "count": 5755215,
                "maximum": 1902,
                "minimum": 1502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.50771165,
                "variance": 4831.321979
              },
              {
                "average": -24301881.78,
                "count": 5755215,
                "maximum": -24294877.52,
                "minimum": -24305959.73,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3659.831248,
                "variance": 13394364.76
              },
              {
                "average": 0,
                "count": 5755215,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5755215,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5755215,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5755215,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5755215,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0112,
              3366499.979,
              3.804467888,
              630500.0112,
              3367999.999,
              183.8444679
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0112006167,
                    3366499.9790256703,
                    3.804467888044428
                  ],
                  [
                    629000.0112006167,
                    3367999.99902567,
                    3.804467888044428
                  ],
                  [
                    630500.0112006167,
                    3367999.99902567,
                    183.84446788804442
                  ],
                  [
                    630500.0112006167,
                    3366499.9790256703,
                    183.84446788804442
                  ],
                  [
                    629000.0112006167,
                    3366499.9790256703,
                    3.804467888044428
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:12:02+00:00",
            "end_time": "2010-12-06T18:07:20+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": "20101202_AB06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85917898260983,
              30.47974547121547,
              2.67545735853966
            ],
            [
              -91.859021099258,
              30.49327886846143,
              2.67545735853966
            ],
            [
              -91.84339370266233,
              30.49314115876393,
              165.49545735853965
            ],
            [
              -91.84355374729373,
              30.479607835516504,
              165.49545735853965
            ],
            [
              -91.85917898260983,
              30.47974547121547,
              2.67545735853966
            ]
          ]
        ]
      },
      "bbox": [
        -91.85917898,
        30.47960784,
        2.675457359,
        -91.8433937,
        30.49327887,
        165.4954574
      ],
      "properties": {
        "datetime": "2010-12-07T21:42:31Z",
        "pc:count": 5311004,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610244.3211,
            "count": 5311004,
            "maximum": 611000.0214,
            "minimum": 609500.0014,
            "name": "X",
            "position": 0,
            "stddev": 431.4438314,
            "variance": 186143.7797
          },
          {
            "average": 3373253.855,
            "count": 5311004,
            "maximum": 3374000,
            "minimum": 3372499.98,
            "name": "Y",
            "position": 1,
            "stddev": 424.7758757,
            "variance": 180434.5446
          },
          {
            "average": 10.74657047,
            "count": 5311004,
            "maximum": 165.4954574,
            "minimum": 2.675457359,
            "name": "Z",
            "position": 2,
            "stddev": 7.010726521,
            "variance": 49.15028635
          },
          {
            "average": 35.82217882,
            "count": 5311004,
            "maximum": 12039,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.20671928,
            "variance": 1616.580275
          },
          {
            "average": 1.682955426,
            "count": 5311004,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8673431605,
            "variance": 0.7522841581
          },
          {
            "average": 2.365859826,
            "count": 5311004,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.052335065,
            "variance": 1.107409089
          },
          {
            "average": 0.5075155281,
            "count": 5311004,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999435607,
            "variance": 0.2499435639
          },
          {
            "average": 0.001259272258,
            "count": 5311004,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03546387921,
            "variance": 0.001257686728
          },
          {
            "average": 3.956878398,
            "count": 5311004,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.440285903,
            "variance": 2.074423482
          },
          {
            "average": 0.3041351483,
            "count": 5311004,
            "maximum": 7.998000145,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.065811209,
            "variance": 16.53082079
          },
          {
            "average": 0,
            "count": 5311004,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3696.69874,
            "count": 5311004,
            "maximum": 3911,
            "minimum": 3502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.50785926,
            "variance": 4971.358218
          },
          {
            "average": -24214193.96,
            "count": 5311004,
            "maximum": -24206648.37,
            "minimum": -24217291.81,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2965.158365,
            "variance": 8792164.132
          },
          {
            "average": 0,
            "count": 5311004,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5311004,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5311004,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5311004,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5311004,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609500.0014,
          3372499.98,
          2.675457359,
          611000.0214,
          3374000,
          165.4954574
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609500.0014001649,
                3372499.9798140908,
                2.67545735853966
              ],
              [
                609500.0014001649,
                3373999.9998140903,
                2.67545735853966
              ],
              [
                611000.0214001649,
                3373999.9998140903,
                165.49545735853965
              ],
              [
                611000.0214001649,
                3372499.9798140908,
                165.49545735853965
              ],
              [
                609500.0014001649,
                3372499.9798140908,
                2.67545735853966
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:42:31+00:00",
        "end_time": "2010-12-07T18:45:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85917898,
            30.47960784,
            2.675457359,
            -91.8433937,
            30.49327887,
            165.4954574
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85917898260983,
                  30.47974547121547,
                  2.67545735853966
                ],
                [
                  -91.859021099258,
                  30.49327886846143,
                  2.67545735853966
                ],
                [
                  -91.84339370266233,
                  30.49314115876393,
                  165.49545735853965
                ],
                [
                  -91.84355374729373,
                  30.479607835516504,
                  165.49545735853965
                ],
                [
                  -91.85917898260983,
                  30.47974547121547,
                  2.67545735853966
                ]
              ]
            ]
          },
          "id": "20101202_AB06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:42:31Z",
            "pc:count": 5311004,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610244.3211,
                "count": 5311004,
                "maximum": 611000.0214,
                "minimum": 609500.0014,
                "name": "X",
                "position": 0,
                "stddev": 431.4438314,
                "variance": 186143.7797
              },
              {
                "average": 3373253.855,
                "count": 5311004,
                "maximum": 3374000,
                "minimum": 3372499.98,
                "name": "Y",
                "position": 1,
                "stddev": 424.7758757,
                "variance": 180434.5446
              },
              {
                "average": 10.74657047,
                "count": 5311004,
                "maximum": 165.4954574,
                "minimum": 2.675457359,
                "name": "Z",
                "position": 2,
                "stddev": 7.010726521,
                "variance": 49.15028635
              },
              {
                "average": 35.82217882,
                "count": 5311004,
                "maximum": 12039,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.20671928,
                "variance": 1616.580275
              },
              {
                "average": 1.682955426,
                "count": 5311004,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8673431605,
                "variance": 0.7522841581
              },
              {
                "average": 2.365859826,
                "count": 5311004,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.052335065,
                "variance": 1.107409089
              },
              {
                "average": 0.5075155281,
                "count": 5311004,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999435607,
                "variance": 0.2499435639
              },
              {
                "average": 0.001259272258,
                "count": 5311004,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03546387921,
                "variance": 0.001257686728
              },
              {
                "average": 3.956878398,
                "count": 5311004,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.440285903,
                "variance": 2.074423482
              },
              {
                "average": 0.3041351483,
                "count": 5311004,
                "maximum": 7.998000145,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.065811209,
                "variance": 16.53082079
              },
              {
                "average": 0,
                "count": 5311004,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3696.69874,
                "count": 5311004,
                "maximum": 3911,
                "minimum": 3502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.50785926,
                "variance": 4971.358218
              },
              {
                "average": -24214193.96,
                "count": 5311004,
                "maximum": -24206648.37,
                "minimum": -24217291.81,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2965.158365,
                "variance": 8792164.132
              },
              {
                "average": 0,
                "count": 5311004,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5311004,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5311004,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5311004,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5311004,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609500.0014,
              3372499.98,
              2.675457359,
              611000.0214,
              3374000,
              165.4954574
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609500.0014001649,
                    3372499.9798140908,
                    2.67545735853966
                  ],
                  [
                    609500.0014001649,
                    3373999.9998140903,
                    2.67545735853966
                  ],
                  [
                    611000.0214001649,
                    3373999.9998140903,
                    165.49545735853965
                  ],
                  [
                    611000.0214001649,
                    3372499.9798140908,
                    165.49545735853965
                  ],
                  [
                    609500.0014001649,
                    3372499.9798140908,
                    2.67545735853966
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:42:31+00:00",
            "end_time": "2010-12-07T18:45:08+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": "20101202_AL25.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.70310681258748,
              30.221131456763914,
              0.864295449927042
            ],
            [
              -91.70292917898676,
              30.234664602423454,
              0.864295449927042
            ],
            [
              -91.69055845985034,
              30.234541549533695,
              40.14429544992704
            ],
            [
              -91.69073778644449,
              30.22100847033462,
              40.14429544992704
            ],
            [
              -91.70310681258748,
              30.221131456763914,
              0.864295449927042
            ]
          ]
        ]
      },
      "bbox": [
        -91.70310681,
        30.22100847,
        0.8642954499,
        -91.69055846,
        30.2346646,
        40.14429545
      ],
      "properties": {
        "datetime": "2010-12-07T21:55:15Z",
        "pc:count": 1533695,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625760.6239,
            "count": 1533695,
            "maximum": 626000.0176,
            "minimum": 624809.3976,
            "name": "X",
            "position": 0,
            "stddev": 232.8384707,
            "variance": 54213.75342
          },
          {
            "average": 3344973.67,
            "count": 1533695,
            "maximum": 3345500.001,
            "minimum": 3343999.981,
            "name": "Y",
            "position": 1,
            "stddev": 420.5473306,
            "variance": 176860.0573
          },
          {
            "average": 12.27600522,
            "count": 1533695,
            "maximum": 40.14429545,
            "minimum": 0.8642954499,
            "name": "Z",
            "position": 2,
            "stddev": 7.681529555,
            "variance": 59.0058963
          },
          {
            "average": 42.19484774,
            "count": 1533695,
            "maximum": 2644,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.24411821,
            "variance": 1619.589051
          },
          {
            "average": 1.782083791,
            "count": 1533695,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8608690288,
            "variance": 0.7410954848
          },
          {
            "average": 2.564006533,
            "count": 1533695,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9106562446,
            "variance": 0.8292947959
          },
          {
            "average": 0.5067461262,
            "count": 1533695,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999546507,
            "variance": 0.2499546528
          },
          {
            "average": 0.001349029631,
            "count": 1533695,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03670436798,
            "variance": 0.001347210629
          },
          {
            "average": 3.784841836,
            "count": 1533695,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.560648936,
            "variance": 2.435625101
          },
          {
            "average": 3.513061453,
            "count": 1533695,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.931753757,
            "variance": 8.595180093
          },
          {
            "average": 0,
            "count": 1533695,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3865.376695,
            "count": 1533695,
            "maximum": 4002,
            "minimum": 3802,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 47.61413579,
            "variance": 2267.105927
          },
          {
            "average": -24207771.64,
            "count": 1533695,
            "maximum": -24205884.64,
            "minimum": -24208285.98,
            "name": "GpsTime",
            "position": 12,
            "stddev": 382.3501098,
            "variance": 146191.6064
          },
          {
            "average": 0,
            "count": 1533695,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1533695,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1533695,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1533695,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1533695,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          624809.3976,
          3343999.981,
          0.8642954499,
          626000.0176,
          3345500.001,
          40.14429545
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                624809.3975696017,
                3343999.9813114926,
                0.864295449927042
              ],
              [
                624809.3975696017,
                3345500.001311492,
                0.864295449927042
              ],
              [
                626000.0175696018,
                3345500.001311492,
                40.14429544992704
              ],
              [
                626000.0175696018,
                3343999.9813114926,
                40.14429544992704
              ],
              [
                624809.3975696017,
                3343999.9813114926,
                0.864295449927042
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:55:15+00:00",
        "end_time": "2010-12-07T21:15:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL25.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL25.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL25.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL25.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.70310681,
            30.22100847,
            0.8642954499,
            -91.69055846,
            30.2346646,
            40.14429545
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.70310681258748,
                  30.221131456763914,
                  0.864295449927042
                ],
                [
                  -91.70292917898676,
                  30.234664602423454,
                  0.864295449927042
                ],
                [
                  -91.69055845985034,
                  30.234541549533695,
                  40.14429544992704
                ],
                [
                  -91.69073778644449,
                  30.22100847033462,
                  40.14429544992704
                ],
                [
                  -91.70310681258748,
                  30.221131456763914,
                  0.864295449927042
                ]
              ]
            ]
          },
          "id": "20101202_AL25.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL25.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:55:15Z",
            "pc:count": 1533695,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625760.6239,
                "count": 1533695,
                "maximum": 626000.0176,
                "minimum": 624809.3976,
                "name": "X",
                "position": 0,
                "stddev": 232.8384707,
                "variance": 54213.75342
              },
              {
                "average": 3344973.67,
                "count": 1533695,
                "maximum": 3345500.001,
                "minimum": 3343999.981,
                "name": "Y",
                "position": 1,
                "stddev": 420.5473306,
                "variance": 176860.0573
              },
              {
                "average": 12.27600522,
                "count": 1533695,
                "maximum": 40.14429545,
                "minimum": 0.8642954499,
                "name": "Z",
                "position": 2,
                "stddev": 7.681529555,
                "variance": 59.0058963
              },
              {
                "average": 42.19484774,
                "count": 1533695,
                "maximum": 2644,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.24411821,
                "variance": 1619.589051
              },
              {
                "average": 1.782083791,
                "count": 1533695,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8608690288,
                "variance": 0.7410954848
              },
              {
                "average": 2.564006533,
                "count": 1533695,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9106562446,
                "variance": 0.8292947959
              },
              {
                "average": 0.5067461262,
                "count": 1533695,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999546507,
                "variance": 0.2499546528
              },
              {
                "average": 0.001349029631,
                "count": 1533695,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03670436798,
                "variance": 0.001347210629
              },
              {
                "average": 3.784841836,
                "count": 1533695,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.560648936,
                "variance": 2.435625101
              },
              {
                "average": 3.513061453,
                "count": 1533695,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.931753757,
                "variance": 8.595180093
              },
              {
                "average": 0,
                "count": 1533695,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3865.376695,
                "count": 1533695,
                "maximum": 4002,
                "minimum": 3802,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 47.61413579,
                "variance": 2267.105927
              },
              {
                "average": -24207771.64,
                "count": 1533695,
                "maximum": -24205884.64,
                "minimum": -24208285.98,
                "name": "GpsTime",
                "position": 12,
                "stddev": 382.3501098,
                "variance": 146191.6064
              },
              {
                "average": 0,
                "count": 1533695,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1533695,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1533695,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1533695,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1533695,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              624809.3976,
              3343999.981,
              0.8642954499,
              626000.0176,
              3345500.001,
              40.14429545
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    624809.3975696017,
                    3343999.9813114926,
                    0.864295449927042
                  ],
                  [
                    624809.3975696017,
                    3345500.001311492,
                    0.864295449927042
                  ],
                  [
                    626000.0175696018,
                    3345500.001311492,
                    40.14429544992704
                  ],
                  [
                    626000.0175696018,
                    3343999.9813114926,
                    40.14429544992704
                  ],
                  [
                    624809.3975696017,
                    3343999.9813114926,
                    0.864295449927042
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:55:15+00:00",
            "end_time": "2010-12-07T21:15:14+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": "20101202_AI16.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75152977803377,
              30.343414341179834,
              1.90137044723582
            ],
            [
              -91.75135793675601,
              30.356947488927158,
              1.90137044723582
            ],
            [
              -91.73575287281523,
              30.35679748245074,
              419.6013704472358
            ],
            [
              -91.73592686031594,
              30.343264415524644,
              419.6013704472358
            ],
            [
              -91.75152977803377,
              30.343414341179834,
              1.90137044723582
            ]
          ]
        ]
      },
      "bbox": [
        -91.75152978,
        30.34326442,
        1.901370447,
        -91.73575287,
        30.35694749,
        419.6013704
      ],
      "properties": {
        "datetime": "2010-12-07T19:16:52Z",
        "pc:count": 3543854,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620836.7031,
            "count": 3543854,
            "maximum": 621500.0206,
            "minimum": 620000.0006,
            "name": "X",
            "position": 0,
            "stddev": 426.9180542,
            "variance": 182259.025
          },
          {
            "average": 3358276.174,
            "count": 3543854,
            "maximum": 3358999.997,
            "minimum": 3357499.977,
            "name": "Y",
            "position": 1,
            "stddev": 424.1480807,
            "variance": 179901.5944
          },
          {
            "average": 8.345042994,
            "count": 3543854,
            "maximum": 419.6013704,
            "minimum": 1.901370447,
            "name": "Z",
            "position": 2,
            "stddev": 7.044726876,
            "variance": 49.62817676
          },
          {
            "average": 59.73345826,
            "count": 3543854,
            "maximum": 12307,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 133.4930311,
            "variance": 17820.38935
          },
          {
            "average": 1.491791705,
            "count": 3543854,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8005096657,
            "variance": 0.6408157248
          },
          {
            "average": 1.983657905,
            "count": 3543854,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.09036183,
            "variance": 1.188888919
          },
          {
            "average": 0.5057302022,
            "count": 3543854,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999672342,
            "variance": 0.2499672353
          },
          {
            "average": 0.001485106328,
            "count": 3543854,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03850845628,
            "variance": 0.001482901205
          },
          {
            "average": 3.809536172,
            "count": 3543854,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.920098744,
            "variance": 3.686779188
          },
          {
            "average": 1.398399645,
            "count": 3543854,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.091715658,
            "variance": 16.74213702
          },
          {
            "average": 0,
            "count": 3543854,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3491.076603,
            "count": 3543854,
            "maximum": 3702,
            "minimum": 3302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 67.89127356,
            "variance": 4609.225026
          },
          {
            "average": -24217761.75,
            "count": 3543854,
            "maximum": -24215387.17,
            "minimum": -24219810.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 751.4297246,
            "variance": 564646.631
          },
          {
            "average": 0,
            "count": 3543854,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3543854,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3543854,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3543854,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3543854,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          620000.0006,
          3357499.977,
          1.901370447,
          621500.0206,
          3358999.997,
          419.6013704
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                620000.0006268758,
                3357499.9771108367,
                1.90137044723582
              ],
              [
                620000.0006268758,
                3358999.997110836,
                1.90137044723582
              ],
              [
                621500.0206268758,
                3358999.997110836,
                419.6013704472358
              ],
              [
                621500.0206268758,
                3357499.9771108367,
                419.6013704472358
              ],
              [
                620000.0006268758,
                3357499.9771108367,
                1.90137044723582
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:16:52+00:00",
        "end_time": "2010-12-07T18:03:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI16.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI16.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI16.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI16.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75152978,
            30.34326442,
            1.901370447,
            -91.73575287,
            30.35694749,
            419.6013704
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75152977803377,
                  30.343414341179834,
                  1.90137044723582
                ],
                [
                  -91.75135793675601,
                  30.356947488927158,
                  1.90137044723582
                ],
                [
                  -91.73575287281523,
                  30.35679748245074,
                  419.6013704472358
                ],
                [
                  -91.73592686031594,
                  30.343264415524644,
                  419.6013704472358
                ],
                [
                  -91.75152977803377,
                  30.343414341179834,
                  1.90137044723582
                ]
              ]
            ]
          },
          "id": "20101202_AI16.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI16.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:16:52Z",
            "pc:count": 3543854,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620836.7031,
                "count": 3543854,
                "maximum": 621500.0206,
                "minimum": 620000.0006,
                "name": "X",
                "position": 0,
                "stddev": 426.9180542,
                "variance": 182259.025
              },
              {
                "average": 3358276.174,
                "count": 3543854,
                "maximum": 3358999.997,
                "minimum": 3357499.977,
                "name": "Y",
                "position": 1,
                "stddev": 424.1480807,
                "variance": 179901.5944
              },
              {
                "average": 8.345042994,
                "count": 3543854,
                "maximum": 419.6013704,
                "minimum": 1.901370447,
                "name": "Z",
                "position": 2,
                "stddev": 7.044726876,
                "variance": 49.62817676
              },
              {
                "average": 59.73345826,
                "count": 3543854,
                "maximum": 12307,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 133.4930311,
                "variance": 17820.38935
              },
              {
                "average": 1.491791705,
                "count": 3543854,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8005096657,
                "variance": 0.6408157248
              },
              {
                "average": 1.983657905,
                "count": 3543854,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.09036183,
                "variance": 1.188888919
              },
              {
                "average": 0.5057302022,
                "count": 3543854,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999672342,
                "variance": 0.2499672353
              },
              {
                "average": 0.001485106328,
                "count": 3543854,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03850845628,
                "variance": 0.001482901205
              },
              {
                "average": 3.809536172,
                "count": 3543854,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.920098744,
                "variance": 3.686779188
              },
              {
                "average": 1.398399645,
                "count": 3543854,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.091715658,
                "variance": 16.74213702
              },
              {
                "average": 0,
                "count": 3543854,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3491.076603,
                "count": 3543854,
                "maximum": 3702,
                "minimum": 3302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 67.89127356,
                "variance": 4609.225026
              },
              {
                "average": -24217761.75,
                "count": 3543854,
                "maximum": -24215387.17,
                "minimum": -24219810.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 751.4297246,
                "variance": 564646.631
              },
              {
                "average": 0,
                "count": 3543854,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3543854,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3543854,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3543854,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3543854,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              620000.0006,
              3357499.977,
              1.901370447,
              621500.0206,
              3358999.997,
              419.6013704
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    620000.0006268758,
                    3357499.9771108367,
                    1.90137044723582
                  ],
                  [
                    620000.0006268758,
                    3358999.997110836,
                    1.90137044723582
                  ],
                  [
                    621500.0206268758,
                    3358999.997110836,
                    419.6013704472358
                  ],
                  [
                    621500.0206268758,
                    3357499.9771108367,
                    419.6013704472358
                  ],
                  [
                    620000.0006268758,
                    3357499.9771108367,
                    1.90137044723582
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:16:52+00:00",
            "end_time": "2010-12-07T18:03:09+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": "20101202_AG14.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78240036160378,
              30.37077485604422,
              2.097206436598036
            ],
            [
              -91.7822325853865,
              30.38430810465103,
              2.097206436598036
            ],
            [
              -91.76662299258105,
              30.38416166477599,
              121.69720643659804
            ],
            [
              -91.76679291806815,
              30.370628495026725,
              121.69720643659804
            ],
            [
              -91.78240036160378,
              30.37077485604422,
              2.097206436598036
            ]
          ]
        ]
      },
      "bbox": [
        -91.78240036,
        30.3706285,
        2.097206437,
        -91.76662299,
        30.3843081,
        121.6972064
      ],
      "properties": {
        "datetime": "2010-12-07T21:10:48Z",
        "pc:count": 3803184,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617738.6306,
            "count": 3803184,
            "maximum": 618500.0184,
            "minimum": 616999.9984,
            "name": "X",
            "position": 0,
            "stddev": 433.7954227,
            "variance": 188178.4687
          },
          {
            "average": 3361272.425,
            "count": 3803184,
            "maximum": 3362000,
            "minimum": 3360499.98,
            "name": "Y",
            "position": 1,
            "stddev": 426.878375,
            "variance": 182225.1471
          },
          {
            "average": 5.892488619,
            "count": 3803184,
            "maximum": 121.6972064,
            "minimum": 2.097206437,
            "name": "Z",
            "position": 2,
            "stddev": 5.030759532,
            "variance": 25.30854147
          },
          {
            "average": 65.97679812,
            "count": 3803184,
            "maximum": 4791,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.54419895,
            "variance": 2356.539251
          },
          {
            "average": 1.303589308,
            "count": 3803184,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6390597604,
            "variance": 0.4083973774
          },
          {
            "average": 1.607163892,
            "count": 3803184,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.910816476,
            "variance": 0.8295866529
          },
          {
            "average": 0.5044226101,
            "count": 3803184,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999805059,
            "variance": 0.2499805062
          },
          {
            "average": 0.001210301684,
            "count": 3803184,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03476833576,
            "variance": 0.001208837172
          },
          {
            "average": 3.03075949,
            "count": 3803184,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.504575838,
            "variance": 2.263748453
          },
          {
            "average": 0.3971327896,
            "count": 3803184,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.819414597,
            "variance": 14.58792786
          },
          {
            "average": 0,
            "count": 3803184,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3652.170549,
            "count": 3803184,
            "maximum": 3801,
            "minimum": 3502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.59502181,
            "variance": 5416.227235
          },
          {
            "average": -24215549.68,
            "count": 3803184,
            "maximum": -24208551.71,
            "minimum": -24217526.51,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2134.626429,
            "variance": 4556629.99
          },
          {
            "average": 0,
            "count": 3803184,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3803184,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3803184,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3803184,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3803184,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          616999.9984,
          3360499.98,
          2.097206437,
          618500.0184,
          3362000,
          121.6972064
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                616999.9984247993,
                3360499.980180909,
                2.097206436598036
              ],
              [
                616999.9984247993,
                3362000.0001809085,
                2.097206436598036
              ],
              [
                618500.0184247993,
                3362000.0001809085,
                121.69720643659804
              ],
              [
                618500.0184247993,
                3360499.980180909,
                121.69720643659804
              ],
              [
                616999.9984247993,
                3360499.980180909,
                2.097206436598036
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:10:48+00:00",
        "end_time": "2010-12-07T18:41:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG14.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG14.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG14.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG14.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78240036,
            30.3706285,
            2.097206437,
            -91.76662299,
            30.3843081,
            121.6972064
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78240036160378,
                  30.37077485604422,
                  2.097206436598036
                ],
                [
                  -91.7822325853865,
                  30.38430810465103,
                  2.097206436598036
                ],
                [
                  -91.76662299258105,
                  30.38416166477599,
                  121.69720643659804
                ],
                [
                  -91.76679291806815,
                  30.370628495026725,
                  121.69720643659804
                ],
                [
                  -91.78240036160378,
                  30.37077485604422,
                  2.097206436598036
                ]
              ]
            ]
          },
          "id": "20101202_AG14.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG14.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:10:48Z",
            "pc:count": 3803184,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617738.6306,
                "count": 3803184,
                "maximum": 618500.0184,
                "minimum": 616999.9984,
                "name": "X",
                "position": 0,
                "stddev": 433.7954227,
                "variance": 188178.4687
              },
              {
                "average": 3361272.425,
                "count": 3803184,
                "maximum": 3362000,
                "minimum": 3360499.98,
                "name": "Y",
                "position": 1,
                "stddev": 426.878375,
                "variance": 182225.1471
              },
              {
                "average": 5.892488619,
                "count": 3803184,
                "maximum": 121.6972064,
                "minimum": 2.097206437,
                "name": "Z",
                "position": 2,
                "stddev": 5.030759532,
                "variance": 25.30854147
              },
              {
                "average": 65.97679812,
                "count": 3803184,
                "maximum": 4791,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.54419895,
                "variance": 2356.539251
              },
              {
                "average": 1.303589308,
                "count": 3803184,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6390597604,
                "variance": 0.4083973774
              },
              {
                "average": 1.607163892,
                "count": 3803184,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.910816476,
                "variance": 0.8295866529
              },
              {
                "average": 0.5044226101,
                "count": 3803184,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999805059,
                "variance": 0.2499805062
              },
              {
                "average": 0.001210301684,
                "count": 3803184,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03476833576,
                "variance": 0.001208837172
              },
              {
                "average": 3.03075949,
                "count": 3803184,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.504575838,
                "variance": 2.263748453
              },
              {
                "average": 0.3971327896,
                "count": 3803184,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.819414597,
                "variance": 14.58792786
              },
              {
                "average": 0,
                "count": 3803184,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3652.170549,
                "count": 3803184,
                "maximum": 3801,
                "minimum": 3502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.59502181,
                "variance": 5416.227235
              },
              {
                "average": -24215549.68,
                "count": 3803184,
                "maximum": -24208551.71,
                "minimum": -24217526.51,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2134.626429,
                "variance": 4556629.99
              },
              {
                "average": 0,
                "count": 3803184,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3803184,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3803184,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3803184,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3803184,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              616999.9984,
              3360499.98,
              2.097206437,
              618500.0184,
              3362000,
              121.6972064
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    616999.9984247993,
                    3360499.980180909,
                    2.097206436598036
                  ],
                  [
                    616999.9984247993,
                    3362000.0001809085,
                    2.097206436598036
                  ],
                  [
                    618500.0184247993,
                    3362000.0001809085,
                    121.69720643659804
                  ],
                  [
                    618500.0184247993,
                    3360499.980180909,
                    121.69720643659804
                  ],
                  [
                    616999.9984247993,
                    3360499.980180909,
                    2.097206436598036
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:10:48+00:00",
            "end_time": "2010-12-07T18:41:13+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": "20101202_AN06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67168615622205,
              30.477970342907746,
              3.556525186771637
            ],
            [
              -91.67150234218215,
              30.49150278579858,
              3.556525186771637
            ],
            [
              -91.65587634463061,
              30.491342609859046,
              41.25652518677164
            ],
            [
              -91.65606231914292,
              30.47781025303594,
              41.25652518677164
            ],
            [
              -91.67168615622205,
              30.477970342907746,
              3.556525186771637
            ]
          ]
        ]
      },
      "bbox": [
        -91.67168616,
        30.47781025,
        3.556525187,
        -91.65587634,
        30.49150279,
        41.25652519
      ],
      "properties": {
        "datetime": "2010-12-06T18:18:27Z",
        "pc:count": 6588831,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628247.2886,
            "count": 6588831,
            "maximum": 629000.0198,
            "minimum": 627499.9998,
            "name": "X",
            "position": 0,
            "stddev": 431.9232897,
            "variance": 186557.7281
          },
          {
            "average": 3373241.586,
            "count": 6588831,
            "maximum": 3373999.998,
            "minimum": 3372499.978,
            "name": "Y",
            "position": 1,
            "stddev": 431.2230294,
            "variance": 185953.3011
          },
          {
            "average": 13.43365873,
            "count": 6588831,
            "maximum": 41.25652519,
            "minimum": 3.556525187,
            "name": "Z",
            "position": 2,
            "stddev": 8.630248204,
            "variance": 74.48118406
          },
          {
            "average": 42.54753279,
            "count": 6588831,
            "maximum": 8885,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.63532901,
            "variance": 1651.229964
          },
          {
            "average": 1.811911096,
            "count": 6588831,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8818386686,
            "variance": 0.7776394375
          },
          {
            "average": 2.623777875,
            "count": 6588831,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9283477629,
            "variance": 0.8618295689
          },
          {
            "average": 0.5082724083,
            "count": 6588831,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999316005,
            "variance": 0.2499316052
          },
          {
            "average": 0.00122798718,
            "count": 6588831,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03502112811,
            "variance": 0.001226479414
          },
          {
            "average": 3.813365224,
            "count": 6588831,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.505888316,
            "variance": 2.267699619
          },
          {
            "average": 0.4345914806,
            "count": 6588831,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.059967014,
            "variance": 16.48333215
          },
          {
            "average": 0,
            "count": 6588831,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1453.329756,
            "count": 6588831,
            "maximum": 1601,
            "minimum": 1302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.16228283,
            "variance": 5207.395063
          },
          {
            "average": -24306607.53,
            "count": 6588831,
            "maximum": -24305292.66,
            "minimum": -24307945.29,
            "name": "GpsTime",
            "position": 12,
            "stddev": 867.2351961,
            "variance": 752096.8854
          },
          {
            "average": 0,
            "count": 6588831,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6588831,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6588831,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6588831,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6588831,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627499.9998,
          3372499.978,
          3.556525187,
          629000.0198,
          3373999.998,
          41.25652519
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627499.9998350269,
                3372499.9777241657,
                3.556525186771637
              ],
              [
                627499.9998350269,
                3373999.997724165,
                3.556525186771637
              ],
              [
                629000.0198350269,
                3373999.997724165,
                41.25652518677164
              ],
              [
                629000.0198350269,
                3372499.9777241657,
                41.25652518677164
              ],
              [
                627499.9998350269,
                3372499.9777241657,
                3.556525186771637
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:18:27+00:00",
        "end_time": "2010-12-06T17:34:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67168616,
            30.47781025,
            3.556525187,
            -91.65587634,
            30.49150279,
            41.25652519
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67168615622205,
                  30.477970342907746,
                  3.556525186771637
                ],
                [
                  -91.67150234218215,
                  30.49150278579858,
                  3.556525186771637
                ],
                [
                  -91.65587634463061,
                  30.491342609859046,
                  41.25652518677164
                ],
                [
                  -91.65606231914292,
                  30.47781025303594,
                  41.25652518677164
                ],
                [
                  -91.67168615622205,
                  30.477970342907746,
                  3.556525186771637
                ]
              ]
            ]
          },
          "id": "20101202_AN06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:18:27Z",
            "pc:count": 6588831,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628247.2886,
                "count": 6588831,
                "maximum": 629000.0198,
                "minimum": 627499.9998,
                "name": "X",
                "position": 0,
                "stddev": 431.9232897,
                "variance": 186557.7281
              },
              {
                "average": 3373241.586,
                "count": 6588831,
                "maximum": 3373999.998,
                "minimum": 3372499.978,
                "name": "Y",
                "position": 1,
                "stddev": 431.2230294,
                "variance": 185953.3011
              },
              {
                "average": 13.43365873,
                "count": 6588831,
                "maximum": 41.25652519,
                "minimum": 3.556525187,
                "name": "Z",
                "position": 2,
                "stddev": 8.630248204,
                "variance": 74.48118406
              },
              {
                "average": 42.54753279,
                "count": 6588831,
                "maximum": 8885,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.63532901,
                "variance": 1651.229964
              },
              {
                "average": 1.811911096,
                "count": 6588831,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8818386686,
                "variance": 0.7776394375
              },
              {
                "average": 2.623777875,
                "count": 6588831,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9283477629,
                "variance": 0.8618295689
              },
              {
                "average": 0.5082724083,
                "count": 6588831,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999316005,
                "variance": 0.2499316052
              },
              {
                "average": 0.00122798718,
                "count": 6588831,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03502112811,
                "variance": 0.001226479414
              },
              {
                "average": 3.813365224,
                "count": 6588831,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.505888316,
                "variance": 2.267699619
              },
              {
                "average": 0.4345914806,
                "count": 6588831,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.059967014,
                "variance": 16.48333215
              },
              {
                "average": 0,
                "count": 6588831,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1453.329756,
                "count": 6588831,
                "maximum": 1601,
                "minimum": 1302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.16228283,
                "variance": 5207.395063
              },
              {
                "average": -24306607.53,
                "count": 6588831,
                "maximum": -24305292.66,
                "minimum": -24307945.29,
                "name": "GpsTime",
                "position": 12,
                "stddev": 867.2351961,
                "variance": 752096.8854
              },
              {
                "average": 0,
                "count": 6588831,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6588831,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6588831,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6588831,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6588831,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627499.9998,
              3372499.978,
              3.556525187,
              629000.0198,
              3373999.998,
              41.25652519
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627499.9998350269,
                    3372499.9777241657,
                    3.556525186771637
                  ],
                  [
                    627499.9998350269,
                    3373999.997724165,
                    3.556525186771637
                  ],
                  [
                    629000.0198350269,
                    3373999.997724165,
                    41.25652518677164
                  ],
                  [
                    629000.0198350269,
                    3372499.9777241657,
                    41.25652518677164
                  ],
                  [
                    627499.9998350269,
                    3372499.9777241657,
                    3.556525186771637
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:18:27+00:00",
            "end_time": "2010-12-06T17:34:14+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": "20101202_AL26.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.69318868894524,
              30.20749829381525,
              0.931655945068421
            ],
            [
              -91.69300979727113,
              30.22103123375844,
              0.931655945068421
            ],
            [
              -91.6907377884042,
              30.221008555421726,
              37.771655945068424
            ],
            [
              -91.69091699083869,
              30.207475627730187,
              37.771655945068424
            ],
            [
              -91.69318868894524,
              30.20749829381525,
              0.931655945068421
            ]
          ]
        ]
      },
      "bbox": [
        -91.69318869,
        30.20747563,
        0.9316559451,
        -91.69073779,
        30.22103123,
        37.77165595
      ],
      "properties": {
        "datetime": "2010-12-07T21:56:05Z",
        "pc:count": 544777,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625925.9581,
            "count": 544777,
            "maximum": 626000.0173,
            "minimum": 625781.3173,
            "name": "X",
            "position": 0,
            "stddev": 51.29127767,
            "variance": 2630.795165
          },
          {
            "average": 3343427.393,
            "count": 544777,
            "maximum": 3343999.991,
            "minimum": 3342499.991,
            "name": "Y",
            "position": 1,
            "stddev": 378.5724282,
            "variance": 143317.0834
          },
          {
            "average": 11.3432541,
            "count": 544777,
            "maximum": 37.77165595,
            "minimum": 0.9316559451,
            "name": "Z",
            "position": 2,
            "stddev": 7.066013382,
            "variance": 49.92854512
          },
          {
            "average": 44.75252259,
            "count": 544777,
            "maximum": 340,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.24925516,
            "variance": 1784.999561
          },
          {
            "average": 1.731095476,
            "count": 544777,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8386729633,
            "variance": 0.7033723393
          },
          {
            "average": 2.462033089,
            "count": 544777,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.918946466,
            "variance": 0.8444626074
          },
          {
            "average": 0.5074847139,
            "count": 544777,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999444348,
            "variance": 0.2499444379
          },
          {
            "average": 0.001606161787,
            "count": 544777,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.04004478712,
            "variance": 0.001603584975
          },
          {
            "average": 3.691728909,
            "count": 544777,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.532130545,
            "variance": 2.347424008
          },
          {
            "average": -3.352583839,
            "count": 544777,
            "maximum": 3,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.204929404,
            "variance": 4.861713675
          },
          {
            "average": 0,
            "count": 544777,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3955.763296,
            "count": 544777,
            "maximum": 4002,
            "minimum": 3901,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 50.31976706,
            "variance": 2532.078957
          },
          {
            "average": -24206604.57,
            "count": 544777,
            "maximum": -24205834.79,
            "minimum": -24207511.77,
            "name": "GpsTime",
            "position": 12,
            "stddev": 826.7611599,
            "variance": 683534.0155
          },
          {
            "average": 0,
            "count": 544777,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 544777,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 544777,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 544777,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 544777,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625781.3173,
          3342499.991,
          0.9316559451,
          626000.0173,
          3343999.991,
          37.77165595
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625781.3172725079,
                3342499.990739205,
                0.931655945068421
              ],
              [
                625781.3172725079,
                3343999.990739205,
                0.931655945068421
              ],
              [
                626000.0172725079,
                3343999.990739205,
                37.771655945068424
              ],
              [
                626000.0172725079,
                3342499.990739205,
                37.771655945068424
              ],
              [
                625781.3172725079,
                3342499.990739205,
                0.931655945068421
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:56:05+00:00",
        "end_time": "2010-12-07T21:28:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL26.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL26.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL26.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL26.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.69318869,
            30.20747563,
            0.9316559451,
            -91.69073779,
            30.22103123,
            37.77165595
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.69318868894524,
                  30.20749829381525,
                  0.931655945068421
                ],
                [
                  -91.69300979727113,
                  30.22103123375844,
                  0.931655945068421
                ],
                [
                  -91.6907377884042,
                  30.221008555421726,
                  37.771655945068424
                ],
                [
                  -91.69091699083869,
                  30.207475627730187,
                  37.771655945068424
                ],
                [
                  -91.69318868894524,
                  30.20749829381525,
                  0.931655945068421
                ]
              ]
            ]
          },
          "id": "20101202_AL26.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL26.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:56:05Z",
            "pc:count": 544777,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625925.9581,
                "count": 544777,
                "maximum": 626000.0173,
                "minimum": 625781.3173,
                "name": "X",
                "position": 0,
                "stddev": 51.29127767,
                "variance": 2630.795165
              },
              {
                "average": 3343427.393,
                "count": 544777,
                "maximum": 3343999.991,
                "minimum": 3342499.991,
                "name": "Y",
                "position": 1,
                "stddev": 378.5724282,
                "variance": 143317.0834
              },
              {
                "average": 11.3432541,
                "count": 544777,
                "maximum": 37.77165595,
                "minimum": 0.9316559451,
                "name": "Z",
                "position": 2,
                "stddev": 7.066013382,
                "variance": 49.92854512
              },
              {
                "average": 44.75252259,
                "count": 544777,
                "maximum": 340,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.24925516,
                "variance": 1784.999561
              },
              {
                "average": 1.731095476,
                "count": 544777,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8386729633,
                "variance": 0.7033723393
              },
              {
                "average": 2.462033089,
                "count": 544777,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.918946466,
                "variance": 0.8444626074
              },
              {
                "average": 0.5074847139,
                "count": 544777,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999444348,
                "variance": 0.2499444379
              },
              {
                "average": 0.001606161787,
                "count": 544777,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.04004478712,
                "variance": 0.001603584975
              },
              {
                "average": 3.691728909,
                "count": 544777,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.532130545,
                "variance": 2.347424008
              },
              {
                "average": -3.352583839,
                "count": 544777,
                "maximum": 3,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.204929404,
                "variance": 4.861713675
              },
              {
                "average": 0,
                "count": 544777,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3955.763296,
                "count": 544777,
                "maximum": 4002,
                "minimum": 3901,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 50.31976706,
                "variance": 2532.078957
              },
              {
                "average": -24206604.57,
                "count": 544777,
                "maximum": -24205834.79,
                "minimum": -24207511.77,
                "name": "GpsTime",
                "position": 12,
                "stddev": 826.7611599,
                "variance": 683534.0155
              },
              {
                "average": 0,
                "count": 544777,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 544777,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 544777,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 544777,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 544777,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625781.3173,
              3342499.991,
              0.9316559451,
              626000.0173,
              3343999.991,
              37.77165595
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625781.3172725079,
                    3342499.990739205,
                    0.931655945068421
                  ],
                  [
                    625781.3172725079,
                    3343999.990739205,
                    0.931655945068421
                  ],
                  [
                    626000.0172725079,
                    3343999.990739205,
                    37.771655945068424
                  ],
                  [
                    626000.0172725079,
                    3342499.990739205,
                    37.771655945068424
                  ],
                  [
                    625781.3172725079,
                    3342499.990739205,
                    0.931655945068421
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:56:05+00:00",
            "end_time": "2010-12-07T21:28:08+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": "20101202_AL27.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.69208134018218,
              30.194495791203337,
              1.006326832963353
            ],
            [
              -91.69190957684178,
              30.20748544930198,
              1.006326832963353
            ],
            [
              -91.69091696869671,
              30.20747554061605,
              156.10632683296336
            ],
            [
              -91.69108886228427,
              30.194485887656946,
              156.10632683296336
            ],
            [
              -91.69208134018218,
              30.194495791203337,
              1.006326832963353
            ]
          ]
        ]
      },
      "bbox": [
        -91.69208134,
        30.19448589,
        1.006326833,
        -91.69091697,
        30.20748545,
        156.1063268
      ],
      "properties": {
        "datetime": "2010-12-07T22:08:22Z",
        "pc:count": 197813,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 625962.1563,
            "count": 197813,
            "maximum": 626000.0195,
            "minimum": 625904.4595,
            "name": "X",
            "position": 0,
            "stddev": 25.30721252,
            "variance": 640.4550055
          },
          {
            "average": 3342039.284,
            "count": 197813,
            "maximum": 3342499.981,
            "minimum": 3341060.201,
            "name": "Y",
            "position": 1,
            "stddev": 295.3578819,
            "variance": 87236.27841
          },
          {
            "average": 8.801594889,
            "count": 197813,
            "maximum": 156.1063268,
            "minimum": 1.006326833,
            "name": "Z",
            "position": 2,
            "stddev": 6.003534036,
            "variance": 36.04242092
          },
          {
            "average": 82.7323735,
            "count": 197813,
            "maximum": 226,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 60.31124876,
            "variance": 3637.446726
          },
          {
            "average": 1.450496176,
            "count": 197813,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7587160406,
            "variance": 0.5756500303
          },
          {
            "average": 1.901654593,
            "count": 197813,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.036273126,
            "variance": 1.073861992
          },
          {
            "average": 0.5046634953,
            "count": 197813,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999795151,
            "variance": 0.2499795155
          },
          {
            "average": 0.001693518626,
            "count": 197813,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.041117626,
            "variance": 0.001690659168
          },
          {
            "average": 2.942465864,
            "count": 197813,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.496192236,
            "variance": 2.238591208
          },
          {
            "average": 4.802895151,
            "count": 197813,
            "maximum": 9,
            "minimum": -3,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.001791724,
            "variance": 9.010753552
          },
          {
            "average": 0,
            "count": 197813,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4060.646388,
            "count": 197813,
            "maximum": 4101,
            "minimum": 4002,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 48.6477702,
            "variance": 2366.605546
          },
          {
            "average": -24205401.15,
            "count": 197813,
            "maximum": -24205097.42,
            "minimum": -24205835.48,
            "name": "GpsTime",
            "position": 12,
            "stddev": 357.0122662,
            "variance": 127457.7582
          },
          {
            "average": 0,
            "count": 197813,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 197813,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 197813,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 197813,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 197813,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625904.4595,
          3341060.201,
          1.006326833,
          626000.0195,
          3342499.981,
          156.1063268
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625904.4595148738,
                3341060.2011091984,
                1.006326832963353
              ],
              [
                625904.4595148738,
                3342499.9811091986,
                1.006326832963353
              ],
              [
                626000.0195148739,
                3342499.9811091986,
                156.10632683296336
              ],
              [
                626000.0195148739,
                3341060.2011091984,
                156.10632683296336
              ],
              [
                625904.4595148738,
                3341060.2011091984,
                1.006326832963353
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:08:22+00:00",
        "end_time": "2010-12-07T21:56:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AL27.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AL27.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AL27.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL27.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.69208134,
            30.19448589,
            1.006326833,
            -91.69091697,
            30.20748545,
            156.1063268
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.69208134018218,
                  30.194495791203337,
                  1.006326832963353
                ],
                [
                  -91.69190957684178,
                  30.20748544930198,
                  1.006326832963353
                ],
                [
                  -91.69091696869671,
                  30.20747554061605,
                  156.10632683296336
                ],
                [
                  -91.69108886228427,
                  30.194485887656946,
                  156.10632683296336
                ],
                [
                  -91.69208134018218,
                  30.194495791203337,
                  1.006326832963353
                ]
              ]
            ]
          },
          "id": "20101202_AL27.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AL27.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:08:22Z",
            "pc:count": 197813,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 625962.1563,
                "count": 197813,
                "maximum": 626000.0195,
                "minimum": 625904.4595,
                "name": "X",
                "position": 0,
                "stddev": 25.30721252,
                "variance": 640.4550055
              },
              {
                "average": 3342039.284,
                "count": 197813,
                "maximum": 3342499.981,
                "minimum": 3341060.201,
                "name": "Y",
                "position": 1,
                "stddev": 295.3578819,
                "variance": 87236.27841
              },
              {
                "average": 8.801594889,
                "count": 197813,
                "maximum": 156.1063268,
                "minimum": 1.006326833,
                "name": "Z",
                "position": 2,
                "stddev": 6.003534036,
                "variance": 36.04242092
              },
              {
                "average": 82.7323735,
                "count": 197813,
                "maximum": 226,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 60.31124876,
                "variance": 3637.446726
              },
              {
                "average": 1.450496176,
                "count": 197813,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7587160406,
                "variance": 0.5756500303
              },
              {
                "average": 1.901654593,
                "count": 197813,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.036273126,
                "variance": 1.073861992
              },
              {
                "average": 0.5046634953,
                "count": 197813,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999795151,
                "variance": 0.2499795155
              },
              {
                "average": 0.001693518626,
                "count": 197813,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.041117626,
                "variance": 0.001690659168
              },
              {
                "average": 2.942465864,
                "count": 197813,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.496192236,
                "variance": 2.238591208
              },
              {
                "average": 4.802895151,
                "count": 197813,
                "maximum": 9,
                "minimum": -3,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.001791724,
                "variance": 9.010753552
              },
              {
                "average": 0,
                "count": 197813,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4060.646388,
                "count": 197813,
                "maximum": 4101,
                "minimum": 4002,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 48.6477702,
                "variance": 2366.605546
              },
              {
                "average": -24205401.15,
                "count": 197813,
                "maximum": -24205097.42,
                "minimum": -24205835.48,
                "name": "GpsTime",
                "position": 12,
                "stddev": 357.0122662,
                "variance": 127457.7582
              },
              {
                "average": 0,
                "count": 197813,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 197813,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 197813,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 197813,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 197813,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625904.4595,
              3341060.201,
              1.006326833,
              626000.0195,
              3342499.981,
              156.1063268
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625904.4595148738,
                    3341060.2011091984,
                    1.006326832963353
                  ],
                  [
                    625904.4595148738,
                    3342499.9811091986,
                    1.006326832963353
                  ],
                  [
                    626000.0195148739,
                    3342499.9811091986,
                    156.10632683296336
                  ],
                  [
                    626000.0195148739,
                    3341060.2011091984,
                    156.10632683296336
                  ],
                  [
                    625904.4595148738,
                    3341060.2011091984,
                    1.006326832963353
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:08:22+00:00",
            "end_time": "2010-12-07T21:56:04+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": "20101202_AE05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81213989713383,
              30.492859943409304,
              3.464329839469428
            ],
            [
              -91.81197541876283,
              30.506393086725048,
              3.464329839469428
            ],
            [
              -91.79634618962783,
              30.50624968277321,
              98.14432983946944
            ],
            [
              -91.79651283055296,
              30.492716616494626,
              98.14432983946944
            ],
            [
              -91.81213989713383,
              30.492859943409304,
              3.464329839469428
            ]
          ]
        ]
      },
      "bbox": [
        -91.8121399,
        30.49271662,
        3.464329839,
        -91.79634619,
        30.50639309,
        98.14432984
      ],
      "properties": {
        "datetime": "2010-12-07T17:38:40Z",
        "pc:count": 4622783,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614743.97,
            "count": 4622783,
            "maximum": 615500.0182,
            "minimum": 613999.9982,
            "name": "X",
            "position": 0,
            "stddev": 438.3874346,
            "variance": 192183.5428
          },
          {
            "average": 3374716.161,
            "count": 4622783,
            "maximum": 3375499.999,
            "minimum": 3373999.979,
            "name": "Y",
            "position": 1,
            "stddev": 437.5934581,
            "variance": 191488.0346
          },
          {
            "average": 11.02251006,
            "count": 4622783,
            "maximum": 98.14432984,
            "minimum": 3.464329839,
            "name": "Z",
            "position": 2,
            "stddev": 7.425766079,
            "variance": 55.14200186
          },
          {
            "average": 54.14735885,
            "count": 4622783,
            "maximum": 728,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 49.24291939,
            "variance": 2424.86511
          },
          {
            "average": 1.546181164,
            "count": 4622783,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8157292383,
            "variance": 0.6654141902
          },
          {
            "average": 2.092362761,
            "count": 4622783,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.073199328,
            "variance": 1.151756798
          },
          {
            "average": 0.5085062396,
            "count": 4622783,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999276927,
            "variance": 0.249927698
          },
          {
            "average": 0.001192355341,
            "count": 4622783,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03450990999,
            "variance": 0.001190933887
          },
          {
            "average": 3.497080871,
            "count": 4622783,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.537541863,
            "variance": 2.364034981
          },
          {
            "average": 0.7113805077,
            "count": 4622783,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.87294323,
            "variance": 14.99968926
          },
          {
            "average": 0,
            "count": 4622783,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3025.413391,
            "count": 4622783,
            "maximum": 3201,
            "minimum": 2902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.29740437,
            "variance": 5083.319869
          },
          {
            "average": -24222947.87,
            "count": 4622783,
            "maximum": -24221279.63,
            "minimum": -24223980.11,
            "name": "GpsTime",
            "position": 12,
            "stddev": 928.6912776,
            "variance": 862467.4892
          },
          {
            "average": 0,
            "count": 4622783,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4622783,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4622783,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4622783,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4622783,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9982,
          3373999.979,
          3.464329839,
          615500.0182,
          3375499.999,
          98.14432984
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9982052969,
                3373999.979356537,
                3.464329839469428
              ],
              [
                613999.9982052969,
                3375499.9993565367,
                3.464329839469428
              ],
              [
                615500.018205297,
                3375499.9993565367,
                98.14432983946944
              ],
              [
                615500.018205297,
                3373999.979356537,
                98.14432983946944
              ],
              [
                613999.9982052969,
                3373999.979356537,
                3.464329839469428
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:38:40+00:00",
        "end_time": "2010-12-07T16:53:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.8121399,
            30.49271662,
            3.464329839,
            -91.79634619,
            30.50639309,
            98.14432984
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81213989713383,
                  30.492859943409304,
                  3.464329839469428
                ],
                [
                  -91.81197541876283,
                  30.506393086725048,
                  3.464329839469428
                ],
                [
                  -91.79634618962783,
                  30.50624968277321,
                  98.14432983946944
                ],
                [
                  -91.79651283055296,
                  30.492716616494626,
                  98.14432983946944
                ],
                [
                  -91.81213989713383,
                  30.492859943409304,
                  3.464329839469428
                ]
              ]
            ]
          },
          "id": "20101202_AE05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:38:40Z",
            "pc:count": 4622783,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614743.97,
                "count": 4622783,
                "maximum": 615500.0182,
                "minimum": 613999.9982,
                "name": "X",
                "position": 0,
                "stddev": 438.3874346,
                "variance": 192183.5428
              },
              {
                "average": 3374716.161,
                "count": 4622783,
                "maximum": 3375499.999,
                "minimum": 3373999.979,
                "name": "Y",
                "position": 1,
                "stddev": 437.5934581,
                "variance": 191488.0346
              },
              {
                "average": 11.02251006,
                "count": 4622783,
                "maximum": 98.14432984,
                "minimum": 3.464329839,
                "name": "Z",
                "position": 2,
                "stddev": 7.425766079,
                "variance": 55.14200186
              },
              {
                "average": 54.14735885,
                "count": 4622783,
                "maximum": 728,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 49.24291939,
                "variance": 2424.86511
              },
              {
                "average": 1.546181164,
                "count": 4622783,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8157292383,
                "variance": 0.6654141902
              },
              {
                "average": 2.092362761,
                "count": 4622783,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.073199328,
                "variance": 1.151756798
              },
              {
                "average": 0.5085062396,
                "count": 4622783,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999276927,
                "variance": 0.249927698
              },
              {
                "average": 0.001192355341,
                "count": 4622783,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03450990999,
                "variance": 0.001190933887
              },
              {
                "average": 3.497080871,
                "count": 4622783,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.537541863,
                "variance": 2.364034981
              },
              {
                "average": 0.7113805077,
                "count": 4622783,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.87294323,
                "variance": 14.99968926
              },
              {
                "average": 0,
                "count": 4622783,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3025.413391,
                "count": 4622783,
                "maximum": 3201,
                "minimum": 2902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.29740437,
                "variance": 5083.319869
              },
              {
                "average": -24222947.87,
                "count": 4622783,
                "maximum": -24221279.63,
                "minimum": -24223980.11,
                "name": "GpsTime",
                "position": 12,
                "stddev": 928.6912776,
                "variance": 862467.4892
              },
              {
                "average": 0,
                "count": 4622783,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4622783,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4622783,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4622783,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4622783,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9982,
              3373999.979,
              3.464329839,
              615500.0182,
              3375499.999,
              98.14432984
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9982052969,
                    3373999.979356537,
                    3.464329839469428
                  ],
                  [
                    613999.9982052969,
                    3375499.9993565367,
                    3.464329839469428
                  ],
                  [
                    615500.018205297,
                    3375499.9993565367,
                    98.14432983946944
                  ],
                  [
                    615500.018205297,
                    3373999.979356537,
                    98.14432983946944
                  ],
                  [
                    613999.9982052969,
                    3373999.979356537,
                    3.464329839469428
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:38:40+00:00",
            "end_time": "2010-12-07T16:53:39+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": "20101202_AK09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7190890597621,
              30.43784169180435,
              1.059280823734753
            ],
            [
              -91.71891208781216,
              30.451374473960282,
              1.059280823734753
            ],
            [
              -91.70329219830282,
              30.451220162986505,
              96.27928082373475
            ],
            [
              -91.70347132654977,
              30.437687463814193,
              96.27928082373475
            ],
            [
              -91.7190890597621,
              30.43784169180435,
              1.059280823734753
            ]
          ]
        ]
      },
      "bbox": [
        -91.71908906,
        30.43768746,
        1.059280824,
        -91.7032922,
        30.45137447,
        96.27928082
      ],
      "properties": {
        "datetime": "2010-12-06T22:59:46Z",
        "pc:count": 5058780,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623875.5121,
            "count": 5058780,
            "maximum": 624500.0192,
            "minimum": 622999.9992,
            "name": "X",
            "position": 0,
            "stddev": 426.3969234,
            "variance": 181814.3363
          },
          {
            "average": 3368751.922,
            "count": 5058780,
            "maximum": 3369500.001,
            "minimum": 3367999.981,
            "name": "Y",
            "position": 1,
            "stddev": 430.028841,
            "variance": 184924.8041
          },
          {
            "average": 12.73388613,
            "count": 5058780,
            "maximum": 96.27928082,
            "minimum": 1.059280824,
            "name": "Z",
            "position": 2,
            "stddev": 8.929513821,
            "variance": 79.73621708
          },
          {
            "average": 46.03000684,
            "count": 5058780,
            "maximum": 3035,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.6152558,
            "variance": 1816.060027
          },
          {
            "average": 1.698419975,
            "count": 5058780,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8558541415,
            "variance": 0.7324863116
          },
          {
            "average": 2.396375213,
            "count": 5058780,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.005551972,
            "variance": 1.011134768
          },
          {
            "average": 0.5056369322,
            "count": 5058780,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999682734,
            "variance": 0.2499682744
          },
          {
            "average": 0.001368116423,
            "count": 5058780,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03696275086,
            "variance": 0.001366244951
          },
          {
            "average": 4.188109386,
            "count": 5058780,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.077921313,
            "variance": 4.317756984
          },
          {
            "average": 0.7984330431,
            "count": 5058780,
            "maximum": 9,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.360810534,
            "variance": 19.01666851
          },
          {
            "average": 0,
            "count": 5058780,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2330.41308,
            "count": 5058780,
            "maximum": 2502,
            "minimum": 2201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.69232115,
            "variance": 5430.558196
          },
          {
            "average": -24290406.88,
            "count": 5058780,
            "maximum": -24288413.02,
            "minimum": -24292046.74,
            "name": "GpsTime",
            "position": 12,
            "stddev": 784.4295494,
            "variance": 615329.7179
          },
          {
            "average": 0,
            "count": 5058780,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5058780,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5058780,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5058780,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5058780,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9992,
          3367999.981,
          1.059280824,
          624500.0192,
          3369500.001,
          96.27928082
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9991519504,
                3367999.9809622373,
                1.059280823734753
              ],
              [
                622999.9991519504,
                3369500.000962237,
                1.059280823734753
              ],
              [
                624500.0191519504,
                3369500.000962237,
                96.27928082373475
              ],
              [
                624500.0191519504,
                3367999.9809622373,
                96.27928082373475
              ],
              [
                622999.9991519504,
                3367999.9809622373,
                1.059280823734753
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:59:46+00:00",
        "end_time": "2010-12-06T21:59:13+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71908906,
            30.43768746,
            1.059280824,
            -91.7032922,
            30.45137447,
            96.27928082
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7190890597621,
                  30.43784169180435,
                  1.059280823734753
                ],
                [
                  -91.71891208781216,
                  30.451374473960282,
                  1.059280823734753
                ],
                [
                  -91.70329219830282,
                  30.451220162986505,
                  96.27928082373475
                ],
                [
                  -91.70347132654977,
                  30.437687463814193,
                  96.27928082373475
                ],
                [
                  -91.7190890597621,
                  30.43784169180435,
                  1.059280823734753
                ]
              ]
            ]
          },
          "id": "20101202_AK09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:59:46Z",
            "pc:count": 5058780,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623875.5121,
                "count": 5058780,
                "maximum": 624500.0192,
                "minimum": 622999.9992,
                "name": "X",
                "position": 0,
                "stddev": 426.3969234,
                "variance": 181814.3363
              },
              {
                "average": 3368751.922,
                "count": 5058780,
                "maximum": 3369500.001,
                "minimum": 3367999.981,
                "name": "Y",
                "position": 1,
                "stddev": 430.028841,
                "variance": 184924.8041
              },
              {
                "average": 12.73388613,
                "count": 5058780,
                "maximum": 96.27928082,
                "minimum": 1.059280824,
                "name": "Z",
                "position": 2,
                "stddev": 8.929513821,
                "variance": 79.73621708
              },
              {
                "average": 46.03000684,
                "count": 5058780,
                "maximum": 3035,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.6152558,
                "variance": 1816.060027
              },
              {
                "average": 1.698419975,
                "count": 5058780,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8558541415,
                "variance": 0.7324863116
              },
              {
                "average": 2.396375213,
                "count": 5058780,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.005551972,
                "variance": 1.011134768
              },
              {
                "average": 0.5056369322,
                "count": 5058780,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999682734,
                "variance": 0.2499682744
              },
              {
                "average": 0.001368116423,
                "count": 5058780,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03696275086,
                "variance": 0.001366244951
              },
              {
                "average": 4.188109386,
                "count": 5058780,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.077921313,
                "variance": 4.317756984
              },
              {
                "average": 0.7984330431,
                "count": 5058780,
                "maximum": 9,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.360810534,
                "variance": 19.01666851
              },
              {
                "average": 0,
                "count": 5058780,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2330.41308,
                "count": 5058780,
                "maximum": 2502,
                "minimum": 2201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.69232115,
                "variance": 5430.558196
              },
              {
                "average": -24290406.88,
                "count": 5058780,
                "maximum": -24288413.02,
                "minimum": -24292046.74,
                "name": "GpsTime",
                "position": 12,
                "stddev": 784.4295494,
                "variance": 615329.7179
              },
              {
                "average": 0,
                "count": 5058780,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5058780,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5058780,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5058780,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5058780,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9992,
              3367999.981,
              1.059280824,
              624500.0192,
              3369500.001,
              96.27928082
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9991519504,
                    3367999.9809622373,
                    1.059280823734753
                  ],
                  [
                    622999.9991519504,
                    3369500.000962237,
                    1.059280823734753
                  ],
                  [
                    624500.0191519504,
                    3369500.000962237,
                    96.27928082373475
                  ],
                  [
                    624500.0191519504,
                    3367999.9809622373,
                    96.27928082373475
                  ],
                  [
                    622999.9991519504,
                    3367999.9809622373,
                    1.059280823734753
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:59:46+00:00",
            "end_time": "2010-12-06T21:59:13+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": "20101202_AI17.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75170153737886,
              30.329881357550907,
              1.979141341759595
            ],
            [
              -91.75152981268474,
              30.343414534214872,
              1.979141341759595
            ],
            [
              -91.73592689493609,
              30.343264608562958,
              31.459141341759597
            ],
            [
              -91.7361007643977,
              30.329731512698494,
              31.459141341759597
            ],
            [
              -91.75170153737886,
              30.329881357550907,
              1.979141341759595
            ]
          ]
        ]
      },
      "bbox": [
        -91.75170154,
        30.32973151,
        1.979141342,
        -91.73592689,
        30.34341453,
        31.45914134
      ],
      "properties": {
        "datetime": "2010-12-07T21:12:09Z",
        "pc:count": 2765091,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620852.6126,
            "count": 2765091,
            "maximum": 621500.0171,
            "minimum": 619999.9971,
            "name": "X",
            "position": 0,
            "stddev": 422.449713,
            "variance": 178463.76
          },
          {
            "average": 3356758.569,
            "count": 2765091,
            "maximum": 3357499.998,
            "minimum": 3355999.978,
            "name": "Y",
            "position": 1,
            "stddev": 435.191774,
            "variance": 189391.8801
          },
          {
            "average": 6.610067098,
            "count": 2765091,
            "maximum": 31.45914134,
            "minimum": 1.979141342,
            "name": "Z",
            "position": 2,
            "stddev": 5.641090084,
            "variance": 31.82189734
          },
          {
            "average": 69.20200782,
            "count": 2765091,
            "maximum": 12520,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 90.98711358,
            "variance": 8278.654837
          },
          {
            "average": 1.3275064,
            "count": 2765091,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6712870045,
            "variance": 0.4506262423
          },
          {
            "average": 1.655148058,
            "count": 2765091,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9577724129,
            "variance": 0.917327995
          },
          {
            "average": 0.5042257199,
            "count": 2765091,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999822334,
            "variance": 0.2499822337
          },
          {
            "average": 0.0015290636,
            "count": 2765091,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03907334279,
            "variance": 0.001526726117
          },
          {
            "average": 4.042307107,
            "count": 2765091,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.387479304,
            "variance": 5.700057426
          },
          {
            "average": -0.1382876462,
            "count": 2765091,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.825492868,
            "variance": 14.63439568
          },
          {
            "average": 0,
            "count": 2765091,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3601.075682,
            "count": 2765091,
            "maximum": 3801,
            "minimum": 3502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.68203091,
            "variance": 5138.313556
          },
          {
            "average": -24216540.98,
            "count": 2765091,
            "maximum": -24208470.09,
            "minimum": -24217621.94,
            "name": "GpsTime",
            "position": 12,
            "stddev": 905.8165715,
            "variance": 820503.6611
          },
          {
            "average": 0,
            "count": 2765091,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2765091,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2765091,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2765091,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2765091,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          619999.9971,
          3355999.978,
          1.979141342,
          621500.0171,
          3357499.998,
          31.45914134
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                619999.9970605117,
                3355999.9784676386,
                1.979141341759595
              ],
              [
                619999.9970605117,
                3357499.998467638,
                1.979141341759595
              ],
              [
                621500.0170605117,
                3357499.998467638,
                31.459141341759597
              ],
              [
                621500.0170605117,
                3355999.9784676386,
                31.459141341759597
              ],
              [
                619999.9970605117,
                3355999.9784676386,
                1.979141341759595
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:12:09+00:00",
        "end_time": "2010-12-07T18:39:38+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI17.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI17.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI17.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI17.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75170154,
            30.32973151,
            1.979141342,
            -91.73592689,
            30.34341453,
            31.45914134
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75170153737886,
                  30.329881357550907,
                  1.979141341759595
                ],
                [
                  -91.75152981268474,
                  30.343414534214872,
                  1.979141341759595
                ],
                [
                  -91.73592689493609,
                  30.343264608562958,
                  31.459141341759597
                ],
                [
                  -91.7361007643977,
                  30.329731512698494,
                  31.459141341759597
                ],
                [
                  -91.75170153737886,
                  30.329881357550907,
                  1.979141341759595
                ]
              ]
            ]
          },
          "id": "20101202_AI17.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI17.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:12:09Z",
            "pc:count": 2765091,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620852.6126,
                "count": 2765091,
                "maximum": 621500.0171,
                "minimum": 619999.9971,
                "name": "X",
                "position": 0,
                "stddev": 422.449713,
                "variance": 178463.76
              },
              {
                "average": 3356758.569,
                "count": 2765091,
                "maximum": 3357499.998,
                "minimum": 3355999.978,
                "name": "Y",
                "position": 1,
                "stddev": 435.191774,
                "variance": 189391.8801
              },
              {
                "average": 6.610067098,
                "count": 2765091,
                "maximum": 31.45914134,
                "minimum": 1.979141342,
                "name": "Z",
                "position": 2,
                "stddev": 5.641090084,
                "variance": 31.82189734
              },
              {
                "average": 69.20200782,
                "count": 2765091,
                "maximum": 12520,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 90.98711358,
                "variance": 8278.654837
              },
              {
                "average": 1.3275064,
                "count": 2765091,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6712870045,
                "variance": 0.4506262423
              },
              {
                "average": 1.655148058,
                "count": 2765091,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9577724129,
                "variance": 0.917327995
              },
              {
                "average": 0.5042257199,
                "count": 2765091,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999822334,
                "variance": 0.2499822337
              },
              {
                "average": 0.0015290636,
                "count": 2765091,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03907334279,
                "variance": 0.001526726117
              },
              {
                "average": 4.042307107,
                "count": 2765091,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.387479304,
                "variance": 5.700057426
              },
              {
                "average": -0.1382876462,
                "count": 2765091,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.825492868,
                "variance": 14.63439568
              },
              {
                "average": 0,
                "count": 2765091,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3601.075682,
                "count": 2765091,
                "maximum": 3801,
                "minimum": 3502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.68203091,
                "variance": 5138.313556
              },
              {
                "average": -24216540.98,
                "count": 2765091,
                "maximum": -24208470.09,
                "minimum": -24217621.94,
                "name": "GpsTime",
                "position": 12,
                "stddev": 905.8165715,
                "variance": 820503.6611
              },
              {
                "average": 0,
                "count": 2765091,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2765091,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2765091,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2765091,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2765091,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              619999.9971,
              3355999.978,
              1.979141342,
              621500.0171,
              3357499.998,
              31.45914134
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    619999.9970605117,
                    3355999.9784676386,
                    1.979141341759595
                  ],
                  [
                    619999.9970605117,
                    3357499.998467638,
                    1.979141341759595
                  ],
                  [
                    621500.0170605117,
                    3357499.998467638,
                    31.459141341759597
                  ],
                  [
                    621500.0170605117,
                    3355999.9784676386,
                    31.459141341759597
                  ],
                  [
                    619999.9970605117,
                    3355999.9784676386,
                    1.979141341759595
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:12:09+00:00",
            "end_time": "2010-12-07T18:39:38+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": "20101202_AM01.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68640043266687,
              30.54579002613116,
              3.92470041655892
            ],
            [
              -91.68626538901894,
              30.55581702972816,
              3.92470041655892
            ],
            [
              -91.67062900396147,
              30.55565832211396,
              173.30470041655892
            ],
            [
              -91.67076565378449,
              30.545631381628095,
              173.30470041655892
            ],
            [
              -91.68640043266687,
              30.54579002613116,
              3.92470041655892
            ]
          ]
        ]
      },
      "bbox": [
        -91.68640043,
        30.54563138,
        3.924700417,
        -91.670629,
        30.55581703,
        173.3047004
      ],
      "properties": {
        "datetime": "2010-12-06T17:05:44Z",
        "pc:count": 3842230,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626778.3992,
            "count": 3842230,
            "maximum": 627500.0187,
            "minimum": 625999.9987,
            "name": "X",
            "position": 0,
            "stddev": 428.2664034,
            "variance": 183412.1123
          },
          {
            "average": 3380517.408,
            "count": 3842230,
            "maximum": 3381111.44,
            "minimum": 3379999.98,
            "name": "Y",
            "position": 1,
            "stddev": 306.6943438,
            "variance": 94061.42052
          },
          {
            "average": 10.64797038,
            "count": 3842230,
            "maximum": 173.3047004,
            "minimum": 3.924700417,
            "name": "Z",
            "position": 2,
            "stddev": 6.653076084,
            "variance": 44.26342138
          },
          {
            "average": 57.71111516,
            "count": 3842230,
            "maximum": 1983,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.034857,
            "variance": 2307.347487
          },
          {
            "average": 1.591997616,
            "count": 3842230,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7755592446,
            "variance": 0.6014921419
          },
          {
            "average": 2.184138118,
            "count": 3842230,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9284801553,
            "variance": 0.8620753988
          },
          {
            "average": 0.5063208085,
            "count": 3842230,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999601108,
            "variance": 0.2499601124
          },
          {
            "average": 0.001231055923,
            "count": 3842230,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03506480778,
            "variance": 0.001229540745
          },
          {
            "average": 3.493051691,
            "count": 3842230,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.548055421,
            "variance": 2.396475588
          },
          {
            "average": 0.4317257935,
            "count": 3842230,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.058401947,
            "variance": 16.47062637
          },
          {
            "average": 0,
            "count": 3842230,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1097.109869,
            "count": 3842230,
            "maximum": 1201,
            "minimum": 1001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.39787918,
            "variance": 4678.269876
          },
          {
            "average": -24310360.44,
            "count": 3842230,
            "maximum": -24309655.74,
            "minimum": -24311767.24,
            "name": "GpsTime",
            "position": 12,
            "stddev": 829.8000691,
            "variance": 688568.1547
          },
          {
            "average": 0,
            "count": 3842230,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842230,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842230,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842230,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842230,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625999.9987,
          3379999.98,
          3.924700417,
          627500.0187,
          3381111.44,
          173.3047004
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625999.9987454097,
                3379999.9799054097,
                3.92470041655892
              ],
              [
                625999.9987454097,
                3381111.4399054097,
                3.92470041655892
              ],
              [
                627500.0187454097,
                3381111.4399054097,
                173.30470041655892
              ],
              [
                627500.0187454097,
                3379999.9799054097,
                173.30470041655892
              ],
              [
                625999.9987454097,
                3379999.9799054097,
                3.92470041655892
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T17:05:44+00:00",
        "end_time": "2010-12-06T16:30:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM01.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM01.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM01.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM01.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68640043,
            30.54563138,
            3.924700417,
            -91.670629,
            30.55581703,
            173.3047004
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68640043266687,
                  30.54579002613116,
                  3.92470041655892
                ],
                [
                  -91.68626538901894,
                  30.55581702972816,
                  3.92470041655892
                ],
                [
                  -91.67062900396147,
                  30.55565832211396,
                  173.30470041655892
                ],
                [
                  -91.67076565378449,
                  30.545631381628095,
                  173.30470041655892
                ],
                [
                  -91.68640043266687,
                  30.54579002613116,
                  3.92470041655892
                ]
              ]
            ]
          },
          "id": "20101202_AM01.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM01.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T17:05:44Z",
            "pc:count": 3842230,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626778.3992,
                "count": 3842230,
                "maximum": 627500.0187,
                "minimum": 625999.9987,
                "name": "X",
                "position": 0,
                "stddev": 428.2664034,
                "variance": 183412.1123
              },
              {
                "average": 3380517.408,
                "count": 3842230,
                "maximum": 3381111.44,
                "minimum": 3379999.98,
                "name": "Y",
                "position": 1,
                "stddev": 306.6943438,
                "variance": 94061.42052
              },
              {
                "average": 10.64797038,
                "count": 3842230,
                "maximum": 173.3047004,
                "minimum": 3.924700417,
                "name": "Z",
                "position": 2,
                "stddev": 6.653076084,
                "variance": 44.26342138
              },
              {
                "average": 57.71111516,
                "count": 3842230,
                "maximum": 1983,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.034857,
                "variance": 2307.347487
              },
              {
                "average": 1.591997616,
                "count": 3842230,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7755592446,
                "variance": 0.6014921419
              },
              {
                "average": 2.184138118,
                "count": 3842230,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9284801553,
                "variance": 0.8620753988
              },
              {
                "average": 0.5063208085,
                "count": 3842230,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999601108,
                "variance": 0.2499601124
              },
              {
                "average": 0.001231055923,
                "count": 3842230,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03506480778,
                "variance": 0.001229540745
              },
              {
                "average": 3.493051691,
                "count": 3842230,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.548055421,
                "variance": 2.396475588
              },
              {
                "average": 0.4317257935,
                "count": 3842230,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.058401947,
                "variance": 16.47062637
              },
              {
                "average": 0,
                "count": 3842230,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1097.109869,
                "count": 3842230,
                "maximum": 1201,
                "minimum": 1001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.39787918,
                "variance": 4678.269876
              },
              {
                "average": -24310360.44,
                "count": 3842230,
                "maximum": -24309655.74,
                "minimum": -24311767.24,
                "name": "GpsTime",
                "position": 12,
                "stddev": 829.8000691,
                "variance": 688568.1547
              },
              {
                "average": 0,
                "count": 3842230,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842230,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842230,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842230,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842230,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625999.9987,
              3379999.98,
              3.924700417,
              627500.0187,
              3381111.44,
              173.3047004
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625999.9987454097,
                    3379999.9799054097,
                    3.92470041655892
                  ],
                  [
                    625999.9987454097,
                    3381111.4399054097,
                    3.92470041655892
                  ],
                  [
                    627500.0187454097,
                    3381111.4399054097,
                    173.30470041655892
                  ],
                  [
                    627500.0187454097,
                    3379999.9799054097,
                    173.30470041655892
                  ],
                  [
                    625999.9987454097,
                    3379999.9799054097,
                    3.92470041655892
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T17:05:44+00:00",
            "end_time": "2010-12-06T16:30:32+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": "20101202_AG15.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78256792351006,
              30.357241754137068,
              2.137559618620184
            ],
            [
              -91.78240026107764,
              30.370775031633293,
              2.137559618620184
            ],
            [
              -91.76679302561041,
              30.37062867256691,
              30.597559618620185
            ],
            [
              -91.76696283582676,
              30.357095473905957,
              30.597559618620185
            ],
            [
              -91.78256792351006,
              30.357241754137068,
              2.137559618620184
            ]
          ]
        ]
      },
      "bbox": [
        -91.78256792,
        30.35709547,
        2.137559619,
        -91.76679303,
        30.37077503,
        30.59755962
      ],
      "properties": {
        "datetime": "2010-12-07T21:38:31Z",
        "pc:count": 3369930,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617688.0068,
            "count": 3369930,
            "maximum": 618500.0079,
            "minimum": 617000.0079,
            "name": "X",
            "position": 0,
            "stddev": 431.6660991,
            "variance": 186335.6211
          },
          {
            "average": 3359680.052,
            "count": 3369930,
            "maximum": 3360500,
            "minimum": 3358999.98,
            "name": "Y",
            "position": 1,
            "stddev": 432.801062,
            "variance": 187316.7593
          },
          {
            "average": 5.182027857,
            "count": 3369930,
            "maximum": 30.59755962,
            "minimum": 2.137559619,
            "name": "Z",
            "position": 2,
            "stddev": 4.815860508,
            "variance": 23.19251243
          },
          {
            "average": 62.17590573,
            "count": 3369930,
            "maximum": 2918,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 44.5856275,
            "variance": 1987.87818
          },
          {
            "average": 1.271171805,
            "count": 3369930,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.5683554298,
            "variance": 0.3230278946
          },
          {
            "average": 1.542427884,
            "count": 3369930,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.7902575442,
            "variance": 0.6245069862
          },
          {
            "average": 0.5032979914,
            "count": 3369930,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999891973,
            "variance": 0.2499891974
          },
          {
            "average": 0.001270649539,
            "count": 3369930,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03562352264,
            "variance": 0.001269035365
          },
          {
            "average": 2.762591211,
            "count": 3369930,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.471251667,
            "variance": 2.164581468
          },
          {
            "average": 0.05871351864,
            "count": 3369930,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.941285823,
            "variance": 15.53373394
          },
          {
            "average": 0,
            "count": 3369930,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3778.022583,
            "count": 3369930,
            "maximum": 3911,
            "minimum": 3601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.44414122,
            "variance": 5394.04188
          },
          {
            "average": -24210727.54,
            "count": 3369930,
            "maximum": -24206888.41,
            "minimum": -24216678.78,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3500.14981,
            "variance": 12251048.69
          },
          {
            "average": 0,
            "count": 3369930,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3369930,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3369930,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3369930,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3369930,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          617000.0079,
          3358999.98,
          2.137559619,
          618500.0079,
          3360500,
          30.59755962
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                617000.007876024,
                3358999.9797446765,
                2.137559618620184
              ],
              [
                617000.007876024,
                3360499.999744676,
                2.137559618620184
              ],
              [
                618500.007876024,
                3360499.999744676,
                30.597559618620185
              ],
              [
                618500.007876024,
                3358999.9797446765,
                30.597559618620185
              ],
              [
                617000.007876024,
                3358999.9797446765,
                2.137559618620184
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:38:31+00:00",
        "end_time": "2010-12-07T18:55:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG15.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG15.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG15.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG15.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78256792,
            30.35709547,
            2.137559619,
            -91.76679303,
            30.37077503,
            30.59755962
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78256792351006,
                  30.357241754137068,
                  2.137559618620184
                ],
                [
                  -91.78240026107764,
                  30.370775031633293,
                  2.137559618620184
                ],
                [
                  -91.76679302561041,
                  30.37062867256691,
                  30.597559618620185
                ],
                [
                  -91.76696283582676,
                  30.357095473905957,
                  30.597559618620185
                ],
                [
                  -91.78256792351006,
                  30.357241754137068,
                  2.137559618620184
                ]
              ]
            ]
          },
          "id": "20101202_AG15.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG15.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:38:31Z",
            "pc:count": 3369930,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617688.0068,
                "count": 3369930,
                "maximum": 618500.0079,
                "minimum": 617000.0079,
                "name": "X",
                "position": 0,
                "stddev": 431.6660991,
                "variance": 186335.6211
              },
              {
                "average": 3359680.052,
                "count": 3369930,
                "maximum": 3360500,
                "minimum": 3358999.98,
                "name": "Y",
                "position": 1,
                "stddev": 432.801062,
                "variance": 187316.7593
              },
              {
                "average": 5.182027857,
                "count": 3369930,
                "maximum": 30.59755962,
                "minimum": 2.137559619,
                "name": "Z",
                "position": 2,
                "stddev": 4.815860508,
                "variance": 23.19251243
              },
              {
                "average": 62.17590573,
                "count": 3369930,
                "maximum": 2918,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 44.5856275,
                "variance": 1987.87818
              },
              {
                "average": 1.271171805,
                "count": 3369930,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.5683554298,
                "variance": 0.3230278946
              },
              {
                "average": 1.542427884,
                "count": 3369930,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.7902575442,
                "variance": 0.6245069862
              },
              {
                "average": 0.5032979914,
                "count": 3369930,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999891973,
                "variance": 0.2499891974
              },
              {
                "average": 0.001270649539,
                "count": 3369930,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03562352264,
                "variance": 0.001269035365
              },
              {
                "average": 2.762591211,
                "count": 3369930,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.471251667,
                "variance": 2.164581468
              },
              {
                "average": 0.05871351864,
                "count": 3369930,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.941285823,
                "variance": 15.53373394
              },
              {
                "average": 0,
                "count": 3369930,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3778.022583,
                "count": 3369930,
                "maximum": 3911,
                "minimum": 3601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.44414122,
                "variance": 5394.04188
              },
              {
                "average": -24210727.54,
                "count": 3369930,
                "maximum": -24206888.41,
                "minimum": -24216678.78,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3500.14981,
                "variance": 12251048.69
              },
              {
                "average": 0,
                "count": 3369930,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3369930,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3369930,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3369930,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3369930,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              617000.0079,
              3358999.98,
              2.137559619,
              618500.0079,
              3360500,
              30.59755962
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    617000.007876024,
                    3358999.9797446765,
                    2.137559618620184
                  ],
                  [
                    617000.007876024,
                    3360499.999744676,
                    2.137559618620184
                  ],
                  [
                    618500.007876024,
                    3360499.999744676,
                    30.597559618620185
                  ],
                  [
                    618500.007876024,
                    3358999.9797446765,
                    30.597559618620185
                  ],
                  [
                    617000.007876024,
                    3358999.9797446765,
                    2.137559618620184
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:38:31+00:00",
            "end_time": "2010-12-07T18:55:21+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": "20101202_AO11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65699049126029,
              30.410148946420524,
              3.771975073942784
            ],
            [
              -91.65680514621832,
              30.423681448825633,
              3.771975073942784
            ],
            [
              -91.64119006200039,
              30.423519836155254,
              244.15197507394276
            ],
            [
              -91.64137756013332,
              30.40998742070589,
              244.15197507394276
            ],
            [
              -91.65699049126029,
              30.410148946420524,
              3.771975073942784
            ]
          ]
        ]
      },
      "bbox": [
        -91.65699049,
        30.40998742,
        3.771975074,
        -91.64119006,
        30.42368145,
        244.1519751
      ],
      "properties": {
        "datetime": "2010-12-06T21:25:09Z",
        "pc:count": 6661707,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629756.1274,
            "count": 6661707,
            "maximum": 630500.0205,
            "minimum": 629000.0005,
            "name": "X",
            "position": 0,
            "stddev": 433.0433632,
            "variance": 187526.5544
          },
          {
            "average": 3365719.631,
            "count": 6661707,
            "maximum": 3366499.999,
            "minimum": 3364999.979,
            "name": "Y",
            "position": 1,
            "stddev": 416.7231802,
            "variance": 173658.2089
          },
          {
            "average": 11.43836748,
            "count": 6661707,
            "maximum": 244.1519751,
            "minimum": 3.771975074,
            "name": "Z",
            "position": 2,
            "stddev": 7.19993357,
            "variance": 51.83904341
          },
          {
            "average": 43.90502644,
            "count": 6661707,
            "maximum": 516,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.6548944,
            "variance": 1652.820439
          },
          {
            "average": 1.730916415,
            "count": 6661707,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8439652816,
            "variance": 0.7122773965
          },
          {
            "average": 2.461745616,
            "count": 6661707,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9335978602,
            "variance": 0.8716049645
          },
          {
            "average": 0.5066722388,
            "count": 6661707,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999555168,
            "variance": 0.2499555188
          },
          {
            "average": 0.001145952531,
            "count": 6661707,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03383252128,
            "variance": 0.001144639496
          },
          {
            "average": 3.694825515,
            "count": 6661707,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.493066727,
            "variance": 2.229248253
          },
          {
            "average": 0.4818406797,
            "count": 6661707,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.931202333,
            "variance": 15.45435179
          },
          {
            "average": 0,
            "count": 6661707,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1824.009266,
            "count": 6661707,
            "maximum": 2001,
            "minimum": 1702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.23032934,
            "variance": 5073.759819
          },
          {
            "average": -24296885.3,
            "count": 6661707,
            "maximum": -24294090.42,
            "minimum": -24303878.07,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3002.159114,
            "variance": 9012959.349
          },
          {
            "average": 0,
            "count": 6661707,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6661707,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6661707,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6661707,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6661707,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0005,
          3364999.979,
          3.771975074,
          630500.0205,
          3366499.999,
          244.1519751
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0005119089,
                3364999.9788443283,
                3.771975073942784
              ],
              [
                629000.0005119089,
                3366499.998844328,
                3.771975073942784
              ],
              [
                630500.0205119089,
                3366499.998844328,
                244.15197507394276
              ],
              [
                630500.0205119089,
                3364999.9788443283,
                244.15197507394276
              ],
              [
                629000.0005119089,
                3364999.9788443283,
                3.771975073942784
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:25:09+00:00",
        "end_time": "2010-12-06T18:42:01+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65699049,
            30.40998742,
            3.771975074,
            -91.64119006,
            30.42368145,
            244.1519751
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65699049126029,
                  30.410148946420524,
                  3.771975073942784
                ],
                [
                  -91.65680514621832,
                  30.423681448825633,
                  3.771975073942784
                ],
                [
                  -91.64119006200039,
                  30.423519836155254,
                  244.15197507394276
                ],
                [
                  -91.64137756013332,
                  30.40998742070589,
                  244.15197507394276
                ],
                [
                  -91.65699049126029,
                  30.410148946420524,
                  3.771975073942784
                ]
              ]
            ]
          },
          "id": "20101202_AO11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:25:09Z",
            "pc:count": 6661707,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629756.1274,
                "count": 6661707,
                "maximum": 630500.0205,
                "minimum": 629000.0005,
                "name": "X",
                "position": 0,
                "stddev": 433.0433632,
                "variance": 187526.5544
              },
              {
                "average": 3365719.631,
                "count": 6661707,
                "maximum": 3366499.999,
                "minimum": 3364999.979,
                "name": "Y",
                "position": 1,
                "stddev": 416.7231802,
                "variance": 173658.2089
              },
              {
                "average": 11.43836748,
                "count": 6661707,
                "maximum": 244.1519751,
                "minimum": 3.771975074,
                "name": "Z",
                "position": 2,
                "stddev": 7.19993357,
                "variance": 51.83904341
              },
              {
                "average": 43.90502644,
                "count": 6661707,
                "maximum": 516,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.6548944,
                "variance": 1652.820439
              },
              {
                "average": 1.730916415,
                "count": 6661707,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8439652816,
                "variance": 0.7122773965
              },
              {
                "average": 2.461745616,
                "count": 6661707,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9335978602,
                "variance": 0.8716049645
              },
              {
                "average": 0.5066722388,
                "count": 6661707,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999555168,
                "variance": 0.2499555188
              },
              {
                "average": 0.001145952531,
                "count": 6661707,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03383252128,
                "variance": 0.001144639496
              },
              {
                "average": 3.694825515,
                "count": 6661707,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.493066727,
                "variance": 2.229248253
              },
              {
                "average": 0.4818406797,
                "count": 6661707,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.931202333,
                "variance": 15.45435179
              },
              {
                "average": 0,
                "count": 6661707,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1824.009266,
                "count": 6661707,
                "maximum": 2001,
                "minimum": 1702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.23032934,
                "variance": 5073.759819
              },
              {
                "average": -24296885.3,
                "count": 6661707,
                "maximum": -24294090.42,
                "minimum": -24303878.07,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3002.159114,
                "variance": 9012959.349
              },
              {
                "average": 0,
                "count": 6661707,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6661707,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6661707,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6661707,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6661707,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0005,
              3364999.979,
              3.771975074,
              630500.0205,
              3366499.999,
              244.1519751
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0005119089,
                    3364999.9788443283,
                    3.771975073942784
                  ],
                  [
                    629000.0005119089,
                    3366499.998844328,
                    3.771975073942784
                  ],
                  [
                    630500.0205119089,
                    3366499.998844328,
                    244.15197507394276
                  ],
                  [
                    630500.0205119089,
                    3364999.9788443283,
                    244.15197507394276
                  ],
                  [
                    629000.0005119089,
                    3364999.9788443283,
                    3.771975073942784
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:25:09+00:00",
            "end_time": "2010-12-06T18:42:01+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": "20101202_AB07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85933676557303,
              30.466212217971538,
              3.028606485739346
            ],
            [
              -91.85917898922571,
              30.47974564406874,
              3.028606485739346
            ],
            [
              -91.84355375388198,
              30.479608008369862,
              236.88860648573936
            ],
            [
              -91.84371369004458,
              30.466074656251198,
              236.88860648573936
            ],
            [
              -91.85933676557303,
              30.466212217971538,
              3.028606485739346
            ]
          ]
        ]
      },
      "bbox": [
        -91.85933677,
        30.46607466,
        3.028606486,
        -91.84355375,
        30.47974564,
        236.8886065
      ],
      "properties": {
        "datetime": "2010-12-07T21:47:22Z",
        "pc:count": 5626106,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610263.0995,
            "count": 5626106,
            "maximum": 611000.0206,
            "minimum": 609500.0006,
            "name": "X",
            "position": 0,
            "stddev": 434.1351179,
            "variance": 188473.3006
          },
          {
            "average": 3371718.619,
            "count": 5626106,
            "maximum": 3372499.999,
            "minimum": 3370999.979,
            "name": "Y",
            "position": 1,
            "stddev": 429.3932185,
            "variance": 184378.5361
          },
          {
            "average": 9.575383807,
            "count": 5626106,
            "maximum": 236.8886065,
            "minimum": 3.028606486,
            "name": "Z",
            "position": 2,
            "stddev": 6.185597762,
            "variance": 38.26161968
          },
          {
            "average": 32.44562029,
            "count": 5626106,
            "maximum": 4942,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 26.80711776,
            "variance": 718.6215624
          },
          {
            "average": 1.600786405,
            "count": 5626106,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7847165256,
            "variance": 0.6157800255
          },
          {
            "average": 2.201753575,
            "count": 5626106,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9410653582,
            "variance": 0.8856040084
          },
          {
            "average": 0.5066170101,
            "count": 5626106,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999562577,
            "variance": 0.2499562596
          },
          {
            "average": 0.001162438106,
            "count": 5626106,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03407472743,
            "variance": 0.00116108705
          },
          {
            "average": 3.913085356,
            "count": 5626106,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.400529366,
            "variance": 1.961482504
          },
          {
            "average": 0.3228931226,
            "count": 5626106,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.008388984,
            "variance": 16.06718225
          },
          {
            "average": 0,
            "count": 5626106,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3810.430999,
            "count": 5626106,
            "maximum": 4001,
            "minimum": 3601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.93927085,
            "variance": 5320.137232
          },
          {
            "average": -24209515.2,
            "count": 5626106,
            "maximum": -24206357.79,
            "minimum": -24216903.68,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2996.161171,
            "variance": 8976981.764
          },
          {
            "average": 0,
            "count": 5626106,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5626106,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5626106,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5626106,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5626106,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609500.0006,
          3370999.979,
          3.028606486,
          611000.0206,
          3372499.999,
          236.8886065
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609500.0005716066,
                3370999.9789644796,
                3.028606485739346
              ],
              [
                609500.0005716066,
                3372499.998964479,
                3.028606485739346
              ],
              [
                611000.0205716066,
                3372499.998964479,
                236.88860648573936
              ],
              [
                611000.0205716066,
                3370999.9789644796,
                236.88860648573936
              ],
              [
                609500.0005716066,
                3370999.9789644796,
                3.028606485739346
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:47:22+00:00",
        "end_time": "2010-12-07T18:51:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85933677,
            30.46607466,
            3.028606486,
            -91.84355375,
            30.47974564,
            236.8886065
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85933676557303,
                  30.466212217971538,
                  3.028606485739346
                ],
                [
                  -91.85917898922571,
                  30.47974564406874,
                  3.028606485739346
                ],
                [
                  -91.84355375388198,
                  30.479608008369862,
                  236.88860648573936
                ],
                [
                  -91.84371369004458,
                  30.466074656251198,
                  236.88860648573936
                ],
                [
                  -91.85933676557303,
                  30.466212217971538,
                  3.028606485739346
                ]
              ]
            ]
          },
          "id": "20101202_AB07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:47:22Z",
            "pc:count": 5626106,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610263.0995,
                "count": 5626106,
                "maximum": 611000.0206,
                "minimum": 609500.0006,
                "name": "X",
                "position": 0,
                "stddev": 434.1351179,
                "variance": 188473.3006
              },
              {
                "average": 3371718.619,
                "count": 5626106,
                "maximum": 3372499.999,
                "minimum": 3370999.979,
                "name": "Y",
                "position": 1,
                "stddev": 429.3932185,
                "variance": 184378.5361
              },
              {
                "average": 9.575383807,
                "count": 5626106,
                "maximum": 236.8886065,
                "minimum": 3.028606486,
                "name": "Z",
                "position": 2,
                "stddev": 6.185597762,
                "variance": 38.26161968
              },
              {
                "average": 32.44562029,
                "count": 5626106,
                "maximum": 4942,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 26.80711776,
                "variance": 718.6215624
              },
              {
                "average": 1.600786405,
                "count": 5626106,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7847165256,
                "variance": 0.6157800255
              },
              {
                "average": 2.201753575,
                "count": 5626106,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9410653582,
                "variance": 0.8856040084
              },
              {
                "average": 0.5066170101,
                "count": 5626106,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999562577,
                "variance": 0.2499562596
              },
              {
                "average": 0.001162438106,
                "count": 5626106,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03407472743,
                "variance": 0.00116108705
              },
              {
                "average": 3.913085356,
                "count": 5626106,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.400529366,
                "variance": 1.961482504
              },
              {
                "average": 0.3228931226,
                "count": 5626106,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.008388984,
                "variance": 16.06718225
              },
              {
                "average": 0,
                "count": 5626106,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3810.430999,
                "count": 5626106,
                "maximum": 4001,
                "minimum": 3601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.93927085,
                "variance": 5320.137232
              },
              {
                "average": -24209515.2,
                "count": 5626106,
                "maximum": -24206357.79,
                "minimum": -24216903.68,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2996.161171,
                "variance": 8976981.764
              },
              {
                "average": 0,
                "count": 5626106,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5626106,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5626106,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5626106,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5626106,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609500.0006,
              3370999.979,
              3.028606486,
              611000.0206,
              3372499.999,
              236.8886065
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609500.0005716066,
                    3370999.9789644796,
                    3.028606485739346
                  ],
                  [
                    609500.0005716066,
                    3372499.998964479,
                    3.028606485739346
                  ],
                  [
                    611000.0205716066,
                    3372499.998964479,
                    236.88860648573936
                  ],
                  [
                    611000.0205716066,
                    3370999.9789644796,
                    236.88860648573936
                  ],
                  [
                    609500.0005716066,
                    3370999.9789644796,
                    3.028606485739346
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:47:22+00:00",
            "end_time": "2010-12-07T18:51:36+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": "20101202_AI18.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75187301828932,
              30.31634830828209,
              2.173254934437374
            ],
            [
              -91.75170141008988,
              30.32988151385386,
              2.173254934437374
            ],
            [
              -91.73610084509144,
              30.32973167099588,
              68.15325493443737
            ],
            [
              -91.7362745965752,
              30.316198546200837,
              68.15325493443737
            ],
            [
              -91.75187301828932,
              30.31634830828209,
              2.173254934437374
            ]
          ]
        ]
      },
      "bbox": [
        -91.75187302,
        30.31619855,
        2.173254934,
        -91.73610085,
        30.32988151,
        68.15325493
      ],
      "properties": {
        "datetime": "2010-12-07T21:36:55Z",
        "pc:count": 2658114,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620819.2256,
            "count": 2658114,
            "maximum": 621500.0091,
            "minimum": 620000.0091,
            "name": "X",
            "position": 0,
            "stddev": 397.3556914,
            "variance": 157891.5455
          },
          {
            "average": 3355205.91,
            "count": 2658114,
            "maximum": 3355999.996,
            "minimum": 3354499.976,
            "name": "Y",
            "position": 1,
            "stddev": 446.3802894,
            "variance": 199255.3628
          },
          {
            "average": 6.150590639,
            "count": 2658114,
            "maximum": 68.15325493,
            "minimum": 2.173254934,
            "name": "Z",
            "position": 2,
            "stddev": 5.67360678,
            "variance": 32.1898139
          },
          {
            "average": 60.6635276,
            "count": 2658114,
            "maximum": 10439,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 60.98190085,
            "variance": 3718.792232
          },
          {
            "average": 1.312174346,
            "count": 2658114,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6555733519,
            "variance": 0.4297764197
          },
          {
            "average": 1.624348316,
            "count": 2658114,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9379475839,
            "variance": 0.8797456701
          },
          {
            "average": 0.5046747431,
            "count": 2658114,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999782403,
            "variance": 0.2499782408
          },
          {
            "average": 0.001597373175,
            "count": 2658114,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03993522473,
            "variance": 0.001594822174
          },
          {
            "average": 3.503398274,
            "count": 2658114,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.065397656,
            "variance": 4.265867479
          },
          {
            "average": -0.004627752073,
            "count": 2658114,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.416493857,
            "variance": 11.67243028
          },
          {
            "average": 0,
            "count": 2658114,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3719.000996,
            "count": 2658114,
            "maximum": 3911,
            "minimum": 3601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.39506551,
            "variance": 4955.465249
          },
          {
            "average": -24213451.3,
            "count": 2658114,
            "maximum": -24206984.21,
            "minimum": -24216595.53,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3402.010304,
            "variance": 11573674.11
          },
          {
            "average": 0,
            "count": 2658114,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2658114,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2658114,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2658114,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2658114,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          620000.0091,
          3354499.976,
          2.173254934,
          621500.0091,
          3355999.996,
          68.15325493
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                620000.0091072553,
                3354499.9759248304,
                2.173254934437374
              ],
              [
                620000.0091072553,
                3355999.99592483,
                2.173254934437374
              ],
              [
                621500.0091072553,
                3355999.99592483,
                68.15325493443737
              ],
              [
                621500.0091072553,
                3354499.9759248304,
                68.15325493443737
              ],
              [
                620000.0091072553,
                3354499.9759248304,
                2.173254934437374
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:36:55+00:00",
        "end_time": "2010-12-07T18:56:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI18.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI18.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI18.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI18.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75187302,
            30.31619855,
            2.173254934,
            -91.73610085,
            30.32988151,
            68.15325493
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75187301828932,
                  30.31634830828209,
                  2.173254934437374
                ],
                [
                  -91.75170141008988,
                  30.32988151385386,
                  2.173254934437374
                ],
                [
                  -91.73610084509144,
                  30.32973167099588,
                  68.15325493443737
                ],
                [
                  -91.7362745965752,
                  30.316198546200837,
                  68.15325493443737
                ],
                [
                  -91.75187301828932,
                  30.31634830828209,
                  2.173254934437374
                ]
              ]
            ]
          },
          "id": "20101202_AI18.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI18.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:36:55Z",
            "pc:count": 2658114,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620819.2256,
                "count": 2658114,
                "maximum": 621500.0091,
                "minimum": 620000.0091,
                "name": "X",
                "position": 0,
                "stddev": 397.3556914,
                "variance": 157891.5455
              },
              {
                "average": 3355205.91,
                "count": 2658114,
                "maximum": 3355999.996,
                "minimum": 3354499.976,
                "name": "Y",
                "position": 1,
                "stddev": 446.3802894,
                "variance": 199255.3628
              },
              {
                "average": 6.150590639,
                "count": 2658114,
                "maximum": 68.15325493,
                "minimum": 2.173254934,
                "name": "Z",
                "position": 2,
                "stddev": 5.67360678,
                "variance": 32.1898139
              },
              {
                "average": 60.6635276,
                "count": 2658114,
                "maximum": 10439,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 60.98190085,
                "variance": 3718.792232
              },
              {
                "average": 1.312174346,
                "count": 2658114,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6555733519,
                "variance": 0.4297764197
              },
              {
                "average": 1.624348316,
                "count": 2658114,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9379475839,
                "variance": 0.8797456701
              },
              {
                "average": 0.5046747431,
                "count": 2658114,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999782403,
                "variance": 0.2499782408
              },
              {
                "average": 0.001597373175,
                "count": 2658114,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03993522473,
                "variance": 0.001594822174
              },
              {
                "average": 3.503398274,
                "count": 2658114,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.065397656,
                "variance": 4.265867479
              },
              {
                "average": -0.004627752073,
                "count": 2658114,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.416493857,
                "variance": 11.67243028
              },
              {
                "average": 0,
                "count": 2658114,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3719.000996,
                "count": 2658114,
                "maximum": 3911,
                "minimum": 3601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.39506551,
                "variance": 4955.465249
              },
              {
                "average": -24213451.3,
                "count": 2658114,
                "maximum": -24206984.21,
                "minimum": -24216595.53,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3402.010304,
                "variance": 11573674.11
              },
              {
                "average": 0,
                "count": 2658114,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2658114,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2658114,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2658114,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2658114,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              620000.0091,
              3354499.976,
              2.173254934,
              621500.0091,
              3355999.996,
              68.15325493
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    620000.0091072553,
                    3354499.9759248304,
                    2.173254934437374
                  ],
                  [
                    620000.0091072553,
                    3355999.99592483,
                    2.173254934437374
                  ],
                  [
                    621500.0091072553,
                    3355999.99592483,
                    68.15325493443737
                  ],
                  [
                    621500.0091072553,
                    3354499.9759248304,
                    68.15325493443737
                  ],
                  [
                    620000.0091072553,
                    3354499.9759248304,
                    2.173254934437374
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:36:55+00:00",
            "end_time": "2010-12-07T18:56:44+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": "20101202_AE06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.8123042471369,
              30.479326941168928,
              3.121195630723463
            ],
            [
              -91.81213988022412,
              30.49286011340457,
              3.121195630723463
            ],
            [
              -91.79651281361618,
              30.492716786487144,
              385.16119563072345
            ],
            [
              -91.79667934161813,
              30.47918369126781,
              385.16119563072345
            ],
            [
              -91.8123042471369,
              30.479326941168928,
              3.121195630723463
            ]
          ]
        ]
      },
      "bbox": [
        -91.81230425,
        30.47918369,
        3.121195631,
        -91.79651281,
        30.49286011,
        385.1611956
      ],
      "properties": {
        "datetime": "2010-12-07T18:07:18Z",
        "pc:count": 5314070,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614740.1019,
            "count": 5314070,
            "maximum": 615500.0196,
            "minimum": 613999.9996,
            "name": "X",
            "position": 0,
            "stddev": 425.2998793,
            "variance": 180879.9873
          },
          {
            "average": 3373279.025,
            "count": 5314070,
            "maximum": 3373999.998,
            "minimum": 3372499.978,
            "name": "Y",
            "position": 1,
            "stddev": 433.9964286,
            "variance": 188352.9
          },
          {
            "average": 13.08675134,
            "count": 5314070,
            "maximum": 385.1611956,
            "minimum": 3.121195631,
            "name": "Z",
            "position": 2,
            "stddev": 7.505006646,
            "variance": 56.32512476
          },
          {
            "average": 47.27099605,
            "count": 5314070,
            "maximum": 2074,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.95705654,
            "variance": 1932.222819
          },
          {
            "average": 1.655732424,
            "count": 5314070,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8594368211,
            "variance": 0.7386316495
          },
          {
            "average": 2.311226047,
            "count": 5314070,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.063018248,
            "variance": 1.130007796
          },
          {
            "average": 0.5088397405,
            "count": 5314070,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999218999,
            "variance": 0.249921906
          },
          {
            "average": 0.00122297975,
            "count": 5314070,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03494973963,
            "variance": 0.0012214843
          },
          {
            "average": 3.830607613,
            "count": 5314070,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.461236485,
            "variance": 2.135212065
          },
          {
            "average": 0.05246884785,
            "count": 5314070,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.061403826,
            "variance": 16.49500104
          },
          {
            "average": 0,
            "count": 5314070,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3132.305286,
            "count": 5314070,
            "maximum": 3302,
            "minimum": 3001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.81385043,
            "variance": 5157.229114
          },
          {
            "average": -24221727.46,
            "count": 5314070,
            "maximum": -24219561.87,
            "minimum": -24223521.27,
            "name": "GpsTime",
            "position": 12,
            "stddev": 780.7419982,
            "variance": 609558.0678
          },
          {
            "average": 0,
            "count": 5314070,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5314070,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5314070,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5314070,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5314070,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9996,
          3372499.978,
          3.121195631,
          615500.0196,
          3373999.998,
          385.1611956
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9996300207,
                3372499.9782138634,
                3.121195630723463
              ],
              [
                613999.9996300207,
                3373999.998213863,
                3.121195630723463
              ],
              [
                615500.0196300207,
                3373999.998213863,
                385.16119563072345
              ],
              [
                615500.0196300207,
                3372499.9782138634,
                385.16119563072345
              ],
              [
                613999.9996300207,
                3372499.9782138634,
                3.121195630723463
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:07:18+00:00",
        "end_time": "2010-12-07T17:01:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81230425,
            30.47918369,
            3.121195631,
            -91.79651281,
            30.49286011,
            385.1611956
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.8123042471369,
                  30.479326941168928,
                  3.121195630723463
                ],
                [
                  -91.81213988022412,
                  30.49286011340457,
                  3.121195630723463
                ],
                [
                  -91.79651281361618,
                  30.492716786487144,
                  385.16119563072345
                ],
                [
                  -91.79667934161813,
                  30.47918369126781,
                  385.16119563072345
                ],
                [
                  -91.8123042471369,
                  30.479326941168928,
                  3.121195630723463
                ]
              ]
            ]
          },
          "id": "20101202_AE06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:07:18Z",
            "pc:count": 5314070,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614740.1019,
                "count": 5314070,
                "maximum": 615500.0196,
                "minimum": 613999.9996,
                "name": "X",
                "position": 0,
                "stddev": 425.2998793,
                "variance": 180879.9873
              },
              {
                "average": 3373279.025,
                "count": 5314070,
                "maximum": 3373999.998,
                "minimum": 3372499.978,
                "name": "Y",
                "position": 1,
                "stddev": 433.9964286,
                "variance": 188352.9
              },
              {
                "average": 13.08675134,
                "count": 5314070,
                "maximum": 385.1611956,
                "minimum": 3.121195631,
                "name": "Z",
                "position": 2,
                "stddev": 7.505006646,
                "variance": 56.32512476
              },
              {
                "average": 47.27099605,
                "count": 5314070,
                "maximum": 2074,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.95705654,
                "variance": 1932.222819
              },
              {
                "average": 1.655732424,
                "count": 5314070,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8594368211,
                "variance": 0.7386316495
              },
              {
                "average": 2.311226047,
                "count": 5314070,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.063018248,
                "variance": 1.130007796
              },
              {
                "average": 0.5088397405,
                "count": 5314070,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999218999,
                "variance": 0.249921906
              },
              {
                "average": 0.00122297975,
                "count": 5314070,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03494973963,
                "variance": 0.0012214843
              },
              {
                "average": 3.830607613,
                "count": 5314070,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.461236485,
                "variance": 2.135212065
              },
              {
                "average": 0.05246884785,
                "count": 5314070,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.061403826,
                "variance": 16.49500104
              },
              {
                "average": 0,
                "count": 5314070,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3132.305286,
                "count": 5314070,
                "maximum": 3302,
                "minimum": 3001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.81385043,
                "variance": 5157.229114
              },
              {
                "average": -24221727.46,
                "count": 5314070,
                "maximum": -24219561.87,
                "minimum": -24223521.27,
                "name": "GpsTime",
                "position": 12,
                "stddev": 780.7419982,
                "variance": 609558.0678
              },
              {
                "average": 0,
                "count": 5314070,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5314070,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5314070,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5314070,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5314070,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9996,
              3372499.978,
              3.121195631,
              615500.0196,
              3373999.998,
              385.1611956
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9996300207,
                    3372499.9782138634,
                    3.121195630723463
                  ],
                  [
                    613999.9996300207,
                    3373999.998213863,
                    3.121195630723463
                  ],
                  [
                    615500.0196300207,
                    3373999.998213863,
                    385.16119563072345
                  ],
                  [
                    615500.0196300207,
                    3372499.9782138634,
                    385.16119563072345
                  ],
                  [
                    613999.9996300207,
                    3372499.9782138634,
                    3.121195630723463
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:07:18+00:00",
            "end_time": "2010-12-07T17:01:18+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": "20101202_AG16.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78273555012278,
              30.343708628110413,
              2.109814654645414
            ],
            [
              -91.78256800143433,
              30.357241934488886,
              2.109814654645414
            ],
            [
              -91.76696270565488,
              30.35709565230348,
              33.68981465464542
            ],
            [
              -91.76713240069945,
              30.34356242474011,
              33.68981465464542
            ],
            [
              -91.78273555012278,
              30.343708628110413,
              2.109814654645414
            ]
          ]
        ]
      },
      "bbox": [
        -91.78273555,
        30.34356242,
        2.109814655,
        -91.76696271,
        30.35724193,
        33.68981465
      ],
      "properties": {
        "datetime": "2010-12-07T21:51:33Z",
        "pc:count": 4487698,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617707.9961,
            "count": 4487698,
            "maximum": 618500.0202,
            "minimum": 617000.0002,
            "name": "X",
            "position": 0,
            "stddev": 426.0258083,
            "variance": 181497.9894
          },
          {
            "average": 3358229.593,
            "count": 4487698,
            "maximum": 3359000,
            "minimum": 3357499.98,
            "name": "Y",
            "position": 1,
            "stddev": 437.5321554,
            "variance": 191434.387
          },
          {
            "average": 6.896599481,
            "count": 4487698,
            "maximum": 33.68981465,
            "minimum": 2.109814655,
            "name": "Z",
            "position": 2,
            "stddev": 5.809994418,
            "variance": 33.75603514
          },
          {
            "average": 52.20433951,
            "count": 4487698,
            "maximum": 1758,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.61705586,
            "variance": 1731.979339
          },
          {
            "average": 1.455102817,
            "count": 4487698,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6925352735,
            "variance": 0.479605105
          },
          {
            "average": 1.910164855,
            "count": 4487698,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8812210712,
            "variance": 0.7765505764
          },
          {
            "average": 0.5049158834,
            "count": 4487698,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999758892,
            "variance": 0.2499758898
          },
          {
            "average": 0.001250529782,
            "count": 4487698,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03534071639,
            "variance": 0.001248966235
          },
          {
            "average": 3.200722954,
            "count": 4487698,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.576230299,
            "variance": 2.484501956
          },
          {
            "average": 0.5066922592,
            "count": 4487698,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.989104426,
            "variance": 15.91295413
          },
          {
            "average": 0,
            "count": 4487698,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3886.541926,
            "count": 4487698,
            "maximum": 4001,
            "minimum": 3702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.02549286,
            "variance": 5332.722607
          },
          {
            "average": -24207466.97,
            "count": 4487698,
            "maximum": -24206106.88,
            "minimum": -24215363.09,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1447.624778,
            "variance": 2095617.497
          },
          {
            "average": 0,
            "count": 4487698,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4487698,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4487698,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4487698,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4487698,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          617000.0002,
          3357499.98,
          2.109814655,
          618500.0202,
          3359000,
          33.68981465
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                617000.0001719655,
                3357499.979651995,
                2.109814654645414
              ],
              [
                617000.0001719655,
                3358999.9996519946,
                2.109814654645414
              ],
              [
                618500.0201719655,
                3358999.9996519946,
                33.68981465464542
              ],
              [
                618500.0201719655,
                3357499.979651995,
                33.68981465464542
              ],
              [
                617000.0001719655,
                3357499.979651995,
                2.109814654645414
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:51:33+00:00",
        "end_time": "2010-12-07T19:17:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG16.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG16.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG16.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG16.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78273555,
            30.34356242,
            2.109814655,
            -91.76696271,
            30.35724193,
            33.68981465
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78273555012278,
                  30.343708628110413,
                  2.109814654645414
                ],
                [
                  -91.78256800143433,
                  30.357241934488886,
                  2.109814654645414
                ],
                [
                  -91.76696270565488,
                  30.35709565230348,
                  33.68981465464542
                ],
                [
                  -91.76713240069945,
                  30.34356242474011,
                  33.68981465464542
                ],
                [
                  -91.78273555012278,
                  30.343708628110413,
                  2.109814654645414
                ]
              ]
            ]
          },
          "id": "20101202_AG16.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG16.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:51:33Z",
            "pc:count": 4487698,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617707.9961,
                "count": 4487698,
                "maximum": 618500.0202,
                "minimum": 617000.0002,
                "name": "X",
                "position": 0,
                "stddev": 426.0258083,
                "variance": 181497.9894
              },
              {
                "average": 3358229.593,
                "count": 4487698,
                "maximum": 3359000,
                "minimum": 3357499.98,
                "name": "Y",
                "position": 1,
                "stddev": 437.5321554,
                "variance": 191434.387
              },
              {
                "average": 6.896599481,
                "count": 4487698,
                "maximum": 33.68981465,
                "minimum": 2.109814655,
                "name": "Z",
                "position": 2,
                "stddev": 5.809994418,
                "variance": 33.75603514
              },
              {
                "average": 52.20433951,
                "count": 4487698,
                "maximum": 1758,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.61705586,
                "variance": 1731.979339
              },
              {
                "average": 1.455102817,
                "count": 4487698,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6925352735,
                "variance": 0.479605105
              },
              {
                "average": 1.910164855,
                "count": 4487698,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8812210712,
                "variance": 0.7765505764
              },
              {
                "average": 0.5049158834,
                "count": 4487698,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999758892,
                "variance": 0.2499758898
              },
              {
                "average": 0.001250529782,
                "count": 4487698,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03534071639,
                "variance": 0.001248966235
              },
              {
                "average": 3.200722954,
                "count": 4487698,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.576230299,
                "variance": 2.484501956
              },
              {
                "average": 0.5066922592,
                "count": 4487698,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.989104426,
                "variance": 15.91295413
              },
              {
                "average": 0,
                "count": 4487698,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3886.541926,
                "count": 4487698,
                "maximum": 4001,
                "minimum": 3702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.02549286,
                "variance": 5332.722607
              },
              {
                "average": -24207466.97,
                "count": 4487698,
                "maximum": -24206106.88,
                "minimum": -24215363.09,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1447.624778,
                "variance": 2095617.497
              },
              {
                "average": 0,
                "count": 4487698,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4487698,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4487698,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4487698,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4487698,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              617000.0002,
              3357499.98,
              2.109814655,
              618500.0202,
              3359000,
              33.68981465
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    617000.0001719655,
                    3357499.979651995,
                    2.109814654645414
                  ],
                  [
                    617000.0001719655,
                    3358999.9996519946,
                    2.109814654645414
                  ],
                  [
                    618500.0201719655,
                    3358999.9996519946,
                    33.68981465464542
                  ],
                  [
                    618500.0201719655,
                    3357499.979651995,
                    33.68981465464542
                  ],
                  [
                    617000.0001719655,
                    3357499.979651995,
                    2.109814654645414
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:51:33+00:00",
            "end_time": "2010-12-07T19:17:16+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": "20101202_AK10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71926589799251,
              30.42430902519362,
              0.973021306364465
            ],
            [
              -91.71908904601295,
              30.43784183636639,
              0.973021306364465
            ],
            [
              -91.70347131277768,
              30.43768760837392,
              75.99302130636445
            ],
            [
              -91.70365031959307,
              30.42415488016237,
              75.99302130636445
            ],
            [
              -91.71926589799251,
              30.42430902519362,
              0.973021306364465
            ]
          ]
        ]
      },
      "bbox": [
        -91.7192659,
        30.42415488,
        0.9730213064,
        -91.70347131,
        30.43784184,
        75.99302131
      ],
      "properties": {
        "datetime": "2010-12-07T15:49:56Z",
        "pc:count": 4456376,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623763.567,
            "count": 4456376,
            "maximum": 624500.0203,
            "minimum": 623000.0003,
            "name": "X",
            "position": 0,
            "stddev": 481.9292183,
            "variance": 232255.7715
          },
          {
            "average": 3367267.446,
            "count": 4456376,
            "maximum": 3367999.997,
            "minimum": 3366499.977,
            "name": "Y",
            "position": 1,
            "stddev": 419.8735011,
            "variance": 176293.757
          },
          {
            "average": 12.65598426,
            "count": 4456376,
            "maximum": 75.99302131,
            "minimum": 0.9730213064,
            "name": "Z",
            "position": 2,
            "stddev": 7.866524913,
            "variance": 61.88221421
          },
          {
            "average": 49.73458546,
            "count": 4456376,
            "maximum": 6253,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.4455671,
            "variance": 2251.081837
          },
          {
            "average": 1.672821593,
            "count": 4456376,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8341974274,
            "variance": 0.6958853479
          },
          {
            "average": 2.34585412,
            "count": 4456376,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9808859373,
            "variance": 0.9621372219
          },
          {
            "average": 0.5056611022,
            "count": 4456376,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499968007,
            "variance": 0.249968008
          },
          {
            "average": 0.001430310189,
            "count": 4456376,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03779238974,
            "variance": 0.001428264723
          },
          {
            "average": 4.143975733,
            "count": 4456376,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.071850534,
            "variance": 4.292564636
          },
          {
            "average": -0.7033917336,
            "count": 4456376,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.612474373,
            "variance": 13.0499711
          },
          {
            "average": 0,
            "count": 4456376,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2452.959365,
            "count": 4456376,
            "maximum": 2601,
            "minimum": 2302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 81.84166274,
            "variance": 6698.05776
          },
          {
            "average": -24281211.11,
            "count": 4456376,
            "maximum": -24227803.85,
            "minimum": -24290570.66,
            "name": "GpsTime",
            "position": 12,
            "stddev": 20900.45839,
            "variance": 436829160.8
          },
          {
            "average": 0,
            "count": 4456376,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4456376,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4456376,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4456376,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4456376,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0003,
          3366499.977,
          0.9730213064,
          624500.0203,
          3367999.997,
          75.99302131
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0002908389,
                3366499.976998873,
                0.973021306364465
              ],
              [
                623000.0002908389,
                3367999.9969988726,
                0.973021306364465
              ],
              [
                624500.0202908389,
                3367999.9969988726,
                75.99302130636445
              ],
              [
                624500.0202908389,
                3366499.976998873,
                75.99302130636445
              ],
              [
                623000.0002908389,
                3366499.976998873,
                0.973021306364465
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T15:49:56+00:00",
        "end_time": "2010-12-06T22:23:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.7192659,
            30.42415488,
            0.9730213064,
            -91.70347131,
            30.43784184,
            75.99302131
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71926589799251,
                  30.42430902519362,
                  0.973021306364465
                ],
                [
                  -91.71908904601295,
                  30.43784183636639,
                  0.973021306364465
                ],
                [
                  -91.70347131277768,
                  30.43768760837392,
                  75.99302130636445
                ],
                [
                  -91.70365031959307,
                  30.42415488016237,
                  75.99302130636445
                ],
                [
                  -91.71926589799251,
                  30.42430902519362,
                  0.973021306364465
                ]
              ]
            ]
          },
          "id": "20101202_AK10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T15:49:56Z",
            "pc:count": 4456376,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623763.567,
                "count": 4456376,
                "maximum": 624500.0203,
                "minimum": 623000.0003,
                "name": "X",
                "position": 0,
                "stddev": 481.9292183,
                "variance": 232255.7715
              },
              {
                "average": 3367267.446,
                "count": 4456376,
                "maximum": 3367999.997,
                "minimum": 3366499.977,
                "name": "Y",
                "position": 1,
                "stddev": 419.8735011,
                "variance": 176293.757
              },
              {
                "average": 12.65598426,
                "count": 4456376,
                "maximum": 75.99302131,
                "minimum": 0.9730213064,
                "name": "Z",
                "position": 2,
                "stddev": 7.866524913,
                "variance": 61.88221421
              },
              {
                "average": 49.73458546,
                "count": 4456376,
                "maximum": 6253,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.4455671,
                "variance": 2251.081837
              },
              {
                "average": 1.672821593,
                "count": 4456376,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8341974274,
                "variance": 0.6958853479
              },
              {
                "average": 2.34585412,
                "count": 4456376,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9808859373,
                "variance": 0.9621372219
              },
              {
                "average": 0.5056611022,
                "count": 4456376,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499968007,
                "variance": 0.249968008
              },
              {
                "average": 0.001430310189,
                "count": 4456376,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03779238974,
                "variance": 0.001428264723
              },
              {
                "average": 4.143975733,
                "count": 4456376,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.071850534,
                "variance": 4.292564636
              },
              {
                "average": -0.7033917336,
                "count": 4456376,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.612474373,
                "variance": 13.0499711
              },
              {
                "average": 0,
                "count": 4456376,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2452.959365,
                "count": 4456376,
                "maximum": 2601,
                "minimum": 2302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 81.84166274,
                "variance": 6698.05776
              },
              {
                "average": -24281211.11,
                "count": 4456376,
                "maximum": -24227803.85,
                "minimum": -24290570.66,
                "name": "GpsTime",
                "position": 12,
                "stddev": 20900.45839,
                "variance": 436829160.8
              },
              {
                "average": 0,
                "count": 4456376,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4456376,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4456376,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4456376,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4456376,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0003,
              3366499.977,
              0.9730213064,
              624500.0203,
              3367999.997,
              75.99302131
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0002908389,
                    3366499.976998873,
                    0.973021306364465
                  ],
                  [
                    623000.0002908389,
                    3367999.9969988726,
                    0.973021306364465
                  ],
                  [
                    624500.0202908389,
                    3367999.9969988726,
                    75.99302130636445
                  ],
                  [
                    624500.0202908389,
                    3366499.976998873,
                    75.99302130636445
                  ],
                  [
                    623000.0002908389,
                    3366499.976998873,
                    0.973021306364465
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T15:49:56+00:00",
            "end_time": "2010-12-06T22:23:49+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": "20101202_AM02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68658257367179,
              30.53225778181487,
              3.567896744896458
            ],
            [
              -91.68640042701021,
              30.54579019334115,
              3.567896744896458
            ],
            [
              -91.67076564810107,
              30.54563154883662,
              113.00789674489646
            ],
            [
              -91.67094996116964,
              30.53209922246467,
              113.00789674489646
            ],
            [
              -91.68658257367179,
              30.53225778181487,
              3.567896744896458
            ]
          ]
        ]
      },
      "bbox": [
        -91.68658257,
        30.53209922,
        3.567896745,
        -91.67076565,
        30.54579019,
        113.0078967
      ],
      "properties": {
        "datetime": "2010-12-06T17:41:40Z",
        "pc:count": 5392649,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626752.9578,
            "count": 5392649,
            "maximum": 627500.0191,
            "minimum": 625999.9991,
            "name": "X",
            "position": 0,
            "stddev": 430.2656662,
            "variance": 185128.5435
          },
          {
            "average": 3379260.8,
            "count": 5392649,
            "maximum": 3379999.998,
            "minimum": 3378499.978,
            "name": "Y",
            "position": 1,
            "stddev": 449.1797806,
            "variance": 201762.4753
          },
          {
            "average": 10.27137784,
            "count": 5392649,
            "maximum": 113.0078967,
            "minimum": 3.567896745,
            "name": "Z",
            "position": 2,
            "stddev": 6.417241439,
            "variance": 41.18098769
          },
          {
            "average": 57.28425343,
            "count": 5392649,
            "maximum": 533,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 45.88038516,
            "variance": 2105.009743
          },
          {
            "average": 1.558784004,
            "count": 5392649,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.759572171,
            "variance": 0.576949883
          },
          {
            "average": 2.1175159,
            "count": 5392649,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9272352955,
            "variance": 0.8597652932
          },
          {
            "average": 0.5063631992,
            "count": 5392649,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999595544,
            "variance": 0.249959556
          },
          {
            "average": 0.00116751526,
            "count": 5392649,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0341489734,
            "variance": 0.001166152384
          },
          {
            "average": 3.448353676,
            "count": 5392649,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.51574204,
            "variance": 2.297473932
          },
          {
            "average": 0.06297345874,
            "count": 5392649,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.933952645,
            "variance": 15.47598341
          },
          {
            "average": 0,
            "count": 5392649,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1192.111756,
            "count": 5392649,
            "maximum": 1401,
            "minimum": 1001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.53554569,
            "variance": 5117.334297
          },
          {
            "average": -24309381.87,
            "count": 5392649,
            "maximum": -24307499.4,
            "minimum": -24311748.97,
            "name": "GpsTime",
            "position": 12,
            "stddev": 816.9722758,
            "variance": 667443.6994
          },
          {
            "average": 0,
            "count": 5392649,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5392649,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5392649,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5392649,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5392649,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625999.9991,
          3378499.978,
          3.567896745,
          627500.0191,
          3379999.998,
          113.0078967
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625999.9990720673,
                3378499.9784438745,
                3.567896744896458
              ],
              [
                625999.9990720673,
                3379999.998443874,
                3.567896744896458
              ],
              [
                627500.0190720673,
                3379999.998443874,
                113.00789674489646
              ],
              [
                627500.0190720673,
                3378499.9784438745,
                113.00789674489646
              ],
              [
                625999.9990720673,
                3378499.9784438745,
                3.567896744896458
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T17:41:40+00:00",
        "end_time": "2010-12-06T16:30:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68658257,
            30.53209922,
            3.567896745,
            -91.67076565,
            30.54579019,
            113.0078967
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68658257367179,
                  30.53225778181487,
                  3.567896744896458
                ],
                [
                  -91.68640042701021,
                  30.54579019334115,
                  3.567896744896458
                ],
                [
                  -91.67076564810107,
                  30.54563154883662,
                  113.00789674489646
                ],
                [
                  -91.67094996116964,
                  30.53209922246467,
                  113.00789674489646
                ],
                [
                  -91.68658257367179,
                  30.53225778181487,
                  3.567896744896458
                ]
              ]
            ]
          },
          "id": "20101202_AM02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T17:41:40Z",
            "pc:count": 5392649,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626752.9578,
                "count": 5392649,
                "maximum": 627500.0191,
                "minimum": 625999.9991,
                "name": "X",
                "position": 0,
                "stddev": 430.2656662,
                "variance": 185128.5435
              },
              {
                "average": 3379260.8,
                "count": 5392649,
                "maximum": 3379999.998,
                "minimum": 3378499.978,
                "name": "Y",
                "position": 1,
                "stddev": 449.1797806,
                "variance": 201762.4753
              },
              {
                "average": 10.27137784,
                "count": 5392649,
                "maximum": 113.0078967,
                "minimum": 3.567896745,
                "name": "Z",
                "position": 2,
                "stddev": 6.417241439,
                "variance": 41.18098769
              },
              {
                "average": 57.28425343,
                "count": 5392649,
                "maximum": 533,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 45.88038516,
                "variance": 2105.009743
              },
              {
                "average": 1.558784004,
                "count": 5392649,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.759572171,
                "variance": 0.576949883
              },
              {
                "average": 2.1175159,
                "count": 5392649,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9272352955,
                "variance": 0.8597652932
              },
              {
                "average": 0.5063631992,
                "count": 5392649,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999595544,
                "variance": 0.249959556
              },
              {
                "average": 0.00116751526,
                "count": 5392649,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0341489734,
                "variance": 0.001166152384
              },
              {
                "average": 3.448353676,
                "count": 5392649,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.51574204,
                "variance": 2.297473932
              },
              {
                "average": 0.06297345874,
                "count": 5392649,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.933952645,
                "variance": 15.47598341
              },
              {
                "average": 0,
                "count": 5392649,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1192.111756,
                "count": 5392649,
                "maximum": 1401,
                "minimum": 1001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.53554569,
                "variance": 5117.334297
              },
              {
                "average": -24309381.87,
                "count": 5392649,
                "maximum": -24307499.4,
                "minimum": -24311748.97,
                "name": "GpsTime",
                "position": 12,
                "stddev": 816.9722758,
                "variance": 667443.6994
              },
              {
                "average": 0,
                "count": 5392649,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5392649,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5392649,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5392649,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5392649,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625999.9991,
              3378499.978,
              3.567896745,
              627500.0191,
              3379999.998,
              113.0078967
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625999.9990720673,
                    3378499.9784438745,
                    3.567896744896458
                  ],
                  [
                    625999.9990720673,
                    3379999.998443874,
                    3.567896744896458
                  ],
                  [
                    627500.0190720673,
                    3379999.998443874,
                    113.00789674489646
                  ],
                  [
                    627500.0190720673,
                    3378499.9784438745,
                    113.00789674489646
                  ],
                  [
                    625999.9990720673,
                    3378499.9784438745,
                    3.567896744896458
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T17:41:40+00:00",
            "end_time": "2010-12-06T16:30:51+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": "20101202_AN07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.6718698334373,
              30.46443804732442,
              3.549804237279563
            ],
            [
              -91.67168614396633,
              30.47797051932439,
              3.549804237279563
            ],
            [
              -91.65606230685911,
              30.477810429450273,
              45.10980423727956
            ],
            [
              -91.65624815533899,
              30.464278043494748,
              45.10980423727956
            ],
            [
              -91.6718698334373,
              30.46443804732442,
              3.549804237279563
            ]
          ]
        ]
      },
      "bbox": [
        -91.67186983,
        30.46427804,
        3.549804237,
        -91.65606231,
        30.47797052,
        45.10980424
      ],
      "properties": {
        "datetime": "2010-12-06T18:44:07Z",
        "pc:count": 6380468,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628233.4523,
            "count": 6380468,
            "maximum": 629000.0208,
            "minimum": 627500.0008,
            "name": "X",
            "position": 0,
            "stddev": 439.88255,
            "variance": 193496.6578
          },
          {
            "average": 3371739.663,
            "count": 6380468,
            "maximum": 3372499.997,
            "minimum": 3370999.977,
            "name": "Y",
            "position": 1,
            "stddev": 436.4210143,
            "variance": 190463.3018
          },
          {
            "average": 12.95655972,
            "count": 6380468,
            "maximum": 45.10980424,
            "minimum": 3.549804237,
            "name": "Z",
            "position": 2,
            "stddev": 8.619110943,
            "variance": 74.28907344
          },
          {
            "average": 45.86441026,
            "count": 6380468,
            "maximum": 3588,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.90165327,
            "variance": 1840.551854
          },
          {
            "average": 1.766696424,
            "count": 6380468,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8671723212,
            "variance": 0.7519878346
          },
          {
            "average": 2.533302573,
            "count": 6380468,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9494672384,
            "variance": 0.9014880368
          },
          {
            "average": 0.5085346404,
            "count": 6380468,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999271938,
            "variance": 0.2499271991
          },
          {
            "average": 0.001210726235,
            "count": 6380468,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03477442403,
            "variance": 0.001209260567
          },
          {
            "average": 3.700908617,
            "count": 6380468,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.51195904,
            "variance": 2.286020138
          },
          {
            "average": 0.4614728825,
            "count": 6380468,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.030967219,
            "variance": 16.24869672
          },
          {
            "average": 0,
            "count": 6380468,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1566.647817,
            "count": 6380468,
            "maximum": 1702,
            "minimum": 1401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 74.25864635,
            "variance": 5514.346557
          },
          {
            "average": -24305419.33,
            "count": 6380468,
            "maximum": -24303752.67,
            "minimum": -24307401.93,
            "name": "GpsTime",
            "position": 12,
            "stddev": 766.9820267,
            "variance": 588261.4292
          },
          {
            "average": 0,
            "count": 6380468,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6380468,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6380468,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6380468,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6380468,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0008,
          3370999.977,
          3.549804237,
          629000.0208,
          3372499.997,
          45.10980424
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0007815575,
                3370999.977290393,
                3.549804237279563
              ],
              [
                627500.0007815575,
                3372499.9972903924,
                3.549804237279563
              ],
              [
                629000.0207815575,
                3372499.9972903924,
                45.10980423727956
              ],
              [
                629000.0207815575,
                3370999.977290393,
                45.10980423727956
              ],
              [
                627500.0007815575,
                3370999.977290393,
                3.549804237279563
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:44:07+00:00",
        "end_time": "2010-12-06T17:43:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67186983,
            30.46427804,
            3.549804237,
            -91.65606231,
            30.47797052,
            45.10980424
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.6718698334373,
                  30.46443804732442,
                  3.549804237279563
                ],
                [
                  -91.67168614396633,
                  30.47797051932439,
                  3.549804237279563
                ],
                [
                  -91.65606230685911,
                  30.477810429450273,
                  45.10980423727956
                ],
                [
                  -91.65624815533899,
                  30.464278043494748,
                  45.10980423727956
                ],
                [
                  -91.6718698334373,
                  30.46443804732442,
                  3.549804237279563
                ]
              ]
            ]
          },
          "id": "20101202_AN07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:44:07Z",
            "pc:count": 6380468,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628233.4523,
                "count": 6380468,
                "maximum": 629000.0208,
                "minimum": 627500.0008,
                "name": "X",
                "position": 0,
                "stddev": 439.88255,
                "variance": 193496.6578
              },
              {
                "average": 3371739.663,
                "count": 6380468,
                "maximum": 3372499.997,
                "minimum": 3370999.977,
                "name": "Y",
                "position": 1,
                "stddev": 436.4210143,
                "variance": 190463.3018
              },
              {
                "average": 12.95655972,
                "count": 6380468,
                "maximum": 45.10980424,
                "minimum": 3.549804237,
                "name": "Z",
                "position": 2,
                "stddev": 8.619110943,
                "variance": 74.28907344
              },
              {
                "average": 45.86441026,
                "count": 6380468,
                "maximum": 3588,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.90165327,
                "variance": 1840.551854
              },
              {
                "average": 1.766696424,
                "count": 6380468,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8671723212,
                "variance": 0.7519878346
              },
              {
                "average": 2.533302573,
                "count": 6380468,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9494672384,
                "variance": 0.9014880368
              },
              {
                "average": 0.5085346404,
                "count": 6380468,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999271938,
                "variance": 0.2499271991
              },
              {
                "average": 0.001210726235,
                "count": 6380468,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03477442403,
                "variance": 0.001209260567
              },
              {
                "average": 3.700908617,
                "count": 6380468,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.51195904,
                "variance": 2.286020138
              },
              {
                "average": 0.4614728825,
                "count": 6380468,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.030967219,
                "variance": 16.24869672
              },
              {
                "average": 0,
                "count": 6380468,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1566.647817,
                "count": 6380468,
                "maximum": 1702,
                "minimum": 1401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 74.25864635,
                "variance": 5514.346557
              },
              {
                "average": -24305419.33,
                "count": 6380468,
                "maximum": -24303752.67,
                "minimum": -24307401.93,
                "name": "GpsTime",
                "position": 12,
                "stddev": 766.9820267,
                "variance": 588261.4292
              },
              {
                "average": 0,
                "count": 6380468,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6380468,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6380468,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6380468,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6380468,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0008,
              3370999.977,
              3.549804237,
              629000.0208,
              3372499.997,
              45.10980424
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0007815575,
                    3370999.977290393,
                    3.549804237279563
                  ],
                  [
                    627500.0007815575,
                    3372499.9972903924,
                    3.549804237279563
                  ],
                  [
                    629000.0207815575,
                    3372499.9972903924,
                    45.10980423727956
                  ],
                  [
                    629000.0207815575,
                    3370999.977290393,
                    45.10980423727956
                  ],
                  [
                    627500.0007815575,
                    3370999.977290393,
                    3.549804237279563
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:44:07+00:00",
            "end_time": "2010-12-06T17:43:18+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": "20101202_AI19.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.75204461843366,
              30.30281529770068,
              2.10431641279172
            ],
            [
              -91.75187312669394,
              30.316348532173254,
              2.10431641279172
            ],
            [
              -91.73627449696554,
              30.3161987680947,
              32.004316412791724
            ],
            [
              -91.73644813056436,
              30.302665614378228,
              32.004316412791724
            ],
            [
              -91.75204461843366,
              30.30281529770068,
              2.10431641279172
            ]
          ]
        ]
      },
      "bbox": [
        -91.75204462,
        30.30266561,
        2.104316413,
        -91.7362745,
        30.31634853,
        32.00431641
      ],
      "properties": {
        "datetime": "2010-12-07T21:52:46Z",
        "pc:count": 3264647,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 620851.4816,
            "count": 3264647,
            "maximum": 621500.0184,
            "minimum": 619999.9984,
            "name": "X",
            "position": 0,
            "stddev": 391.0014072,
            "variance": 152882.1005
          },
          {
            "average": 3353731.056,
            "count": 3264647,
            "maximum": 3354500.001,
            "minimum": 3352999.981,
            "name": "Y",
            "position": 1,
            "stddev": 429.2913353,
            "variance": 184291.0506
          },
          {
            "average": 6.244850039,
            "count": 3264647,
            "maximum": 32.00431641,
            "minimum": 2.104316413,
            "name": "Z",
            "position": 2,
            "stddev": 5.658137461,
            "variance": 32.01451953
          },
          {
            "average": 62.59736811,
            "count": 3264647,
            "maximum": 11966,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 58.16168337,
            "variance": 3382.781412
          },
          {
            "average": 1.376089666,
            "count": 3264647,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6658757589,
            "variance": 0.4433905263
          },
          {
            "average": 1.75237966,
            "count": 3264647,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9015253644,
            "variance": 0.8127479826
          },
          {
            "average": 0.5038177175,
            "count": 3264647,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999855014,
            "variance": 0.2499855016
          },
          {
            "average": 0.001345934185,
            "count": 3264647,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03666228386,
            "variance": 0.001344123058
          },
          {
            "average": 3.170703601,
            "count": 3264647,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.687021497,
            "variance": 2.846041532
          },
          {
            "average": 0.966227522,
            "count": 3264647,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.809043993,
            "variance": 14.50881614
          },
          {
            "average": 0,
            "count": 3264647,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3831.091596,
            "count": 3264647,
            "maximum": 4001,
            "minimum": 3702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.44342677,
            "variance": 4962.276375
          },
          {
            "average": -24208733.77,
            "count": 3264647,
            "maximum": -24206033.29,
            "minimum": -24215456.34,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2571.511579,
            "variance": 6612671.8
          },
          {
            "average": 0,
            "count": 3264647,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3264647,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3264647,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3264647,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3264647,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          619999.9984,
          3352999.981,
          2.104316413,
          621500.0184,
          3354500.001,
          32.00431641
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                619999.9984110915,
                3352999.98062326,
                2.10431641279172
              ],
              [
                619999.9984110915,
                3354500.0006232597,
                2.10431641279172
              ],
              [
                621500.0184110915,
                3354500.0006232597,
                32.004316412791724
              ],
              [
                621500.0184110915,
                3352999.98062326,
                32.004316412791724
              ],
              [
                619999.9984110915,
                3352999.98062326,
                2.10431641279172
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:52:46+00:00",
        "end_time": "2010-12-07T19:15:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI19.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI19.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI19.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI19.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.75204462,
            30.30266561,
            2.104316413,
            -91.7362745,
            30.31634853,
            32.00431641
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.75204461843366,
                  30.30281529770068,
                  2.10431641279172
                ],
                [
                  -91.75187312669394,
                  30.316348532173254,
                  2.10431641279172
                ],
                [
                  -91.73627449696554,
                  30.3161987680947,
                  32.004316412791724
                ],
                [
                  -91.73644813056436,
                  30.302665614378228,
                  32.004316412791724
                ],
                [
                  -91.75204461843366,
                  30.30281529770068,
                  2.10431641279172
                ]
              ]
            ]
          },
          "id": "20101202_AI19.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI19.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:52:46Z",
            "pc:count": 3264647,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 620851.4816,
                "count": 3264647,
                "maximum": 621500.0184,
                "minimum": 619999.9984,
                "name": "X",
                "position": 0,
                "stddev": 391.0014072,
                "variance": 152882.1005
              },
              {
                "average": 3353731.056,
                "count": 3264647,
                "maximum": 3354500.001,
                "minimum": 3352999.981,
                "name": "Y",
                "position": 1,
                "stddev": 429.2913353,
                "variance": 184291.0506
              },
              {
                "average": 6.244850039,
                "count": 3264647,
                "maximum": 32.00431641,
                "minimum": 2.104316413,
                "name": "Z",
                "position": 2,
                "stddev": 5.658137461,
                "variance": 32.01451953
              },
              {
                "average": 62.59736811,
                "count": 3264647,
                "maximum": 11966,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 58.16168337,
                "variance": 3382.781412
              },
              {
                "average": 1.376089666,
                "count": 3264647,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6658757589,
                "variance": 0.4433905263
              },
              {
                "average": 1.75237966,
                "count": 3264647,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9015253644,
                "variance": 0.8127479826
              },
              {
                "average": 0.5038177175,
                "count": 3264647,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999855014,
                "variance": 0.2499855016
              },
              {
                "average": 0.001345934185,
                "count": 3264647,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03666228386,
                "variance": 0.001344123058
              },
              {
                "average": 3.170703601,
                "count": 3264647,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.687021497,
                "variance": 2.846041532
              },
              {
                "average": 0.966227522,
                "count": 3264647,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.809043993,
                "variance": 14.50881614
              },
              {
                "average": 0,
                "count": 3264647,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3831.091596,
                "count": 3264647,
                "maximum": 4001,
                "minimum": 3702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.44342677,
                "variance": 4962.276375
              },
              {
                "average": -24208733.77,
                "count": 3264647,
                "maximum": -24206033.29,
                "minimum": -24215456.34,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2571.511579,
                "variance": 6612671.8
              },
              {
                "average": 0,
                "count": 3264647,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3264647,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3264647,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3264647,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3264647,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              619999.9984,
              3352999.981,
              2.104316413,
              621500.0184,
              3354500.001,
              32.00431641
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    619999.9984110915,
                    3352999.98062326,
                    2.10431641279172
                  ],
                  [
                    619999.9984110915,
                    3354500.0006232597,
                    2.10431641279172
                  ],
                  [
                    621500.0184110915,
                    3354500.0006232597,
                    32.004316412791724
                  ],
                  [
                    621500.0184110915,
                    3352999.98062326,
                    32.004316412791724
                  ],
                  [
                    619999.9984110915,
                    3352999.98062326,
                    2.10431641279172
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:52:46+00:00",
            "end_time": "2010-12-07T19:15:43+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": "20101202_AB08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85949446336248,
              30.452678953883506,
              2.651298155383103
            ],
            [
              -91.85933679396085,
              30.466212408824088,
              2.651298155383103
            ],
            [
              -91.8437137184018,
              30.46607484710637,
              81.47129815538311
            ],
            [
              -91.84387354615525,
              30.452541466124327,
              81.47129815538311
            ],
            [
              -91.85949446336248,
              30.452678953883506,
              2.651298155383103
            ]
          ]
        ]
      },
      "bbox": [
        -91.85949446,
        30.45254147,
        2.651298155,
        -91.84371372,
        30.46621241,
        81.47129816
      ],
      "properties": {
        "datetime": "2010-12-07T22:17:01Z",
        "pc:count": 6346434,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610257.7732,
            "count": 6346434,
            "maximum": 611000.0176,
            "minimum": 609499.9976,
            "name": "X",
            "position": 0,
            "stddev": 435.1597179,
            "variance": 189363.9801
          },
          {
            "average": 3370269.841,
            "count": 6346434,
            "maximum": 3371000,
            "minimum": 3369499.98,
            "name": "Y",
            "position": 1,
            "stddev": 430.4119697,
            "variance": 185254.4636
          },
          {
            "average": 9.788178306,
            "count": 6346434,
            "maximum": 81.47129816,
            "minimum": 2.651298155,
            "name": "Z",
            "position": 2,
            "stddev": 7.100076216,
            "variance": 50.41108228
          },
          {
            "average": 40.41211001,
            "count": 6346434,
            "maximum": 395,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 34.6861067,
            "variance": 1203.125998
          },
          {
            "average": 1.727890497,
            "count": 6346434,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8341306118,
            "variance": 0.6957738775
          },
          {
            "average": 2.455722536,
            "count": 6346434,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9107701327,
            "variance": 0.8295022347
          },
          {
            "average": 0.507025205,
            "count": 6346434,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999506834,
            "variance": 0.2499506859
          },
          {
            "average": 0.001209498121,
            "count": 6346434,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03475680402,
            "variance": 0.001208035426
          },
          {
            "average": 3.63607232,
            "count": 6346434,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.529126478,
            "variance": 2.338227786
          },
          {
            "average": 0.4211032396,
            "count": 6346434,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.03071139,
            "variance": 16.24663431
          },
          {
            "average": 0,
            "count": 6346434,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3919.281517,
            "count": 6346434,
            "maximum": 4101,
            "minimum": 3801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.37207974,
            "variance": 5093.973766
          },
          {
            "average": -24206944.99,
            "count": 6346434,
            "maximum": -24204578.23,
            "minimum": -24208754.75,
            "name": "GpsTime",
            "position": 12,
            "stddev": 910.7282135,
            "variance": 829425.8788
          },
          {
            "average": 0,
            "count": 6346434,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6346434,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6346434,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6346434,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6346434,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609499.9976,
          3369499.98,
          2.651298155,
          611000.0176,
          3371000,
          81.47129816
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609499.9976327557,
                3369499.980088533,
                2.651298155383103
              ],
              [
                609499.9976327557,
                3371000.0000885325,
                2.651298155383103
              ],
              [
                611000.0176327557,
                3371000.0000885325,
                81.47129815538311
              ],
              [
                611000.0176327557,
                3369499.980088533,
                81.47129815538311
              ],
              [
                609499.9976327557,
                3369499.980088533,
                2.651298155383103
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:17:01+00:00",
        "end_time": "2010-12-07T21:07:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85949446,
            30.45254147,
            2.651298155,
            -91.84371372,
            30.46621241,
            81.47129816
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85949446336248,
                  30.452678953883506,
                  2.651298155383103
                ],
                [
                  -91.85933679396085,
                  30.466212408824088,
                  2.651298155383103
                ],
                [
                  -91.8437137184018,
                  30.46607484710637,
                  81.47129815538311
                ],
                [
                  -91.84387354615525,
                  30.452541466124327,
                  81.47129815538311
                ],
                [
                  -91.85949446336248,
                  30.452678953883506,
                  2.651298155383103
                ]
              ]
            ]
          },
          "id": "20101202_AB08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:17:01Z",
            "pc:count": 6346434,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610257.7732,
                "count": 6346434,
                "maximum": 611000.0176,
                "minimum": 609499.9976,
                "name": "X",
                "position": 0,
                "stddev": 435.1597179,
                "variance": 189363.9801
              },
              {
                "average": 3370269.841,
                "count": 6346434,
                "maximum": 3371000,
                "minimum": 3369499.98,
                "name": "Y",
                "position": 1,
                "stddev": 430.4119697,
                "variance": 185254.4636
              },
              {
                "average": 9.788178306,
                "count": 6346434,
                "maximum": 81.47129816,
                "minimum": 2.651298155,
                "name": "Z",
                "position": 2,
                "stddev": 7.100076216,
                "variance": 50.41108228
              },
              {
                "average": 40.41211001,
                "count": 6346434,
                "maximum": 395,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 34.6861067,
                "variance": 1203.125998
              },
              {
                "average": 1.727890497,
                "count": 6346434,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8341306118,
                "variance": 0.6957738775
              },
              {
                "average": 2.455722536,
                "count": 6346434,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9107701327,
                "variance": 0.8295022347
              },
              {
                "average": 0.507025205,
                "count": 6346434,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999506834,
                "variance": 0.2499506859
              },
              {
                "average": 0.001209498121,
                "count": 6346434,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03475680402,
                "variance": 0.001208035426
              },
              {
                "average": 3.63607232,
                "count": 6346434,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.529126478,
                "variance": 2.338227786
              },
              {
                "average": 0.4211032396,
                "count": 6346434,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.03071139,
                "variance": 16.24663431
              },
              {
                "average": 0,
                "count": 6346434,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3919.281517,
                "count": 6346434,
                "maximum": 4101,
                "minimum": 3801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.37207974,
                "variance": 5093.973766
              },
              {
                "average": -24206944.99,
                "count": 6346434,
                "maximum": -24204578.23,
                "minimum": -24208754.75,
                "name": "GpsTime",
                "position": 12,
                "stddev": 910.7282135,
                "variance": 829425.8788
              },
              {
                "average": 0,
                "count": 6346434,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6346434,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6346434,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6346434,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6346434,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609499.9976,
              3369499.98,
              2.651298155,
              611000.0176,
              3371000,
              81.47129816
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609499.9976327557,
                    3369499.980088533,
                    2.651298155383103
                  ],
                  [
                    609499.9976327557,
                    3371000.0000885325,
                    2.651298155383103
                  ],
                  [
                    611000.0176327557,
                    3371000.0000885325,
                    81.47129815538311
                  ],
                  [
                    611000.0176327557,
                    3369499.980088533,
                    81.47129815538311
                  ],
                  [
                    609499.9976327557,
                    3369499.980088533,
                    2.651298155383103
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:17:01+00:00",
            "end_time": "2010-12-07T21:07:25+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": "20101202_AO12.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65717570865058,
              30.396616586698897,
              3.833573042068977
            ],
            [
              -91.6569904892798,
              30.410149118195786,
              3.833573042068977
            ],
            [
              -91.64137755812551,
              30.409987592480096,
              163.37357304206898
            ],
            [
              -91.64156492912805,
              30.396455147915514,
              163.37357304206898
            ],
            [
              -91.65717570865058,
              30.396616586698897,
              3.833573042068977
            ]
          ]
        ]
      },
      "bbox": [
        -91.65717571,
        30.39645515,
        3.833573042,
        -91.64137756,
        30.41014912,
        163.373573
      ],
      "properties": {
        "datetime": "2010-12-06T21:47:07Z",
        "pc:count": 6562244,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629748.5378,
            "count": 6562244,
            "maximum": 630500.0205,
            "minimum": 629000.0005,
            "name": "X",
            "position": 0,
            "stddev": 432.0437118,
            "variance": 186661.7689
          },
          {
            "average": 3364250.477,
            "count": 6562244,
            "maximum": 3364999.998,
            "minimum": 3363499.978,
            "name": "Y",
            "position": 1,
            "stddev": 436.7660463,
            "variance": 190764.5792
          },
          {
            "average": 14.12519369,
            "count": 6562244,
            "maximum": 163.373573,
            "minimum": 3.833573042,
            "name": "Z",
            "position": 2,
            "stddev": 7.721705305,
            "variance": 59.62473281
          },
          {
            "average": 44.70870803,
            "count": 6562244,
            "maximum": 493,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.05251534,
            "variance": 1604.203985
          },
          {
            "average": 1.748468816,
            "count": 6562244,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8465680228,
            "variance": 0.7166774173
          },
          {
            "average": 2.496919042,
            "count": 6562244,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9172705636,
            "variance": 0.8413852869
          },
          {
            "average": 0.5067059378,
            "count": 6562244,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999550665,
            "variance": 0.2499550685
          },
          {
            "average": 0.001220923818,
            "count": 6562244,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03492038587,
            "variance": 0.001219433349
          },
          {
            "average": 3.827928069,
            "count": 6562244,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.44601461,
            "variance": 2.090958253
          },
          {
            "average": 0.5097810634,
            "count": 6562244,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.039897291,
            "variance": 16.32077012
          },
          {
            "average": 0,
            "count": 6562244,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1934.271781,
            "count": 6562244,
            "maximum": 2102,
            "minimum": 1801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.33600777,
            "variance": 5232.49802
          },
          {
            "average": -24294679.07,
            "count": 6562244,
            "maximum": -24292772.11,
            "minimum": -24296218.29,
            "name": "GpsTime",
            "position": 12,
            "stddev": 752.5904507,
            "variance": 566392.3864
          },
          {
            "average": 0,
            "count": 6562244,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6562244,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6562244,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6562244,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6562244,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0005,
          3363499.978,
          3.833573042,
          630500.0205,
          3364999.998,
          163.373573
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0004762316,
                3363499.977884439,
                3.833573042068977
              ],
              [
                629000.0004762316,
                3364999.9978844384,
                3.833573042068977
              ],
              [
                630500.0204762316,
                3364999.9978844384,
                163.37357304206898
              ],
              [
                630500.0204762316,
                3363499.977884439,
                163.37357304206898
              ],
              [
                629000.0004762316,
                3363499.977884439,
                3.833573042068977
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:47:07+00:00",
        "end_time": "2010-12-06T20:49:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO12.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO12.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO12.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO12.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65717571,
            30.39645515,
            3.833573042,
            -91.64137756,
            30.41014912,
            163.373573
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65717570865058,
                  30.396616586698897,
                  3.833573042068977
                ],
                [
                  -91.6569904892798,
                  30.410149118195786,
                  3.833573042068977
                ],
                [
                  -91.64137755812551,
                  30.409987592480096,
                  163.37357304206898
                ],
                [
                  -91.64156492912805,
                  30.396455147915514,
                  163.37357304206898
                ],
                [
                  -91.65717570865058,
                  30.396616586698897,
                  3.833573042068977
                ]
              ]
            ]
          },
          "id": "20101202_AO12.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO12.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:47:07Z",
            "pc:count": 6562244,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629748.5378,
                "count": 6562244,
                "maximum": 630500.0205,
                "minimum": 629000.0005,
                "name": "X",
                "position": 0,
                "stddev": 432.0437118,
                "variance": 186661.7689
              },
              {
                "average": 3364250.477,
                "count": 6562244,
                "maximum": 3364999.998,
                "minimum": 3363499.978,
                "name": "Y",
                "position": 1,
                "stddev": 436.7660463,
                "variance": 190764.5792
              },
              {
                "average": 14.12519369,
                "count": 6562244,
                "maximum": 163.373573,
                "minimum": 3.833573042,
                "name": "Z",
                "position": 2,
                "stddev": 7.721705305,
                "variance": 59.62473281
              },
              {
                "average": 44.70870803,
                "count": 6562244,
                "maximum": 493,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.05251534,
                "variance": 1604.203985
              },
              {
                "average": 1.748468816,
                "count": 6562244,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8465680228,
                "variance": 0.7166774173
              },
              {
                "average": 2.496919042,
                "count": 6562244,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9172705636,
                "variance": 0.8413852869
              },
              {
                "average": 0.5067059378,
                "count": 6562244,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999550665,
                "variance": 0.2499550685
              },
              {
                "average": 0.001220923818,
                "count": 6562244,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03492038587,
                "variance": 0.001219433349
              },
              {
                "average": 3.827928069,
                "count": 6562244,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.44601461,
                "variance": 2.090958253
              },
              {
                "average": 0.5097810634,
                "count": 6562244,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.039897291,
                "variance": 16.32077012
              },
              {
                "average": 0,
                "count": 6562244,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1934.271781,
                "count": 6562244,
                "maximum": 2102,
                "minimum": 1801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.33600777,
                "variance": 5232.49802
              },
              {
                "average": -24294679.07,
                "count": 6562244,
                "maximum": -24292772.11,
                "minimum": -24296218.29,
                "name": "GpsTime",
                "position": 12,
                "stddev": 752.5904507,
                "variance": 566392.3864
              },
              {
                "average": 0,
                "count": 6562244,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6562244,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6562244,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6562244,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6562244,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0005,
              3363499.978,
              3.833573042,
              630500.0205,
              3364999.998,
              163.373573
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0004762316,
                    3363499.977884439,
                    3.833573042068977
                  ],
                  [
                    629000.0004762316,
                    3364999.9978844384,
                    3.833573042068977
                  ],
                  [
                    630500.0204762316,
                    3364999.9978844384,
                    163.37357304206898
                  ],
                  [
                    630500.0204762316,
                    3363499.977884439,
                    163.37357304206898
                  ],
                  [
                    629000.0004762316,
                    3363499.977884439,
                    3.833573042068977
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:47:07+00:00",
            "end_time": "2010-12-06T20:49:41+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": "20101202_AI20.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7464289058183,
              30.28922690048659,
              2.182682822472774
            ],
            [
              -91.74625673614278,
              30.302760134007745,
              2.182682822472774
            ],
            [
              -91.73644814536802,
              30.30266578159617,
              36.50268282247278
            ],
            [
              -91.73662166113346,
              30.289132598965665,
              36.50268282247278
            ],
            [
              -91.7464289058183,
              30.28922690048659,
              2.182682822472774
            ]
          ]
        ]
      },
      "bbox": [
        -91.74642891,
        30.2891326,
        2.182682822,
        -91.73644815,
        30.30276013,
        36.50268282
      ],
      "properties": {
        "datetime": "2010-12-07T21:53:23Z",
        "pc:count": 2581715,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 621146.5781,
            "count": 2581715,
            "maximum": 621500.0168,
            "minimum": 620556.6568,
            "name": "X",
            "position": 0,
            "stddev": 200.4519252,
            "variance": 40180.97431
          },
          {
            "average": 3352269.297,
            "count": 2581715,
            "maximum": 3352999.999,
            "minimum": 3351499.979,
            "name": "Y",
            "position": 1,
            "stddev": 436.4073298,
            "variance": 190451.3575
          },
          {
            "average": 8.56158824,
            "count": 2581715,
            "maximum": 36.50268282,
            "minimum": 2.182682822,
            "name": "Z",
            "position": 2,
            "stddev": 6.381442037,
            "variance": 40.72280248
          },
          {
            "average": 47.14768749,
            "count": 2581715,
            "maximum": 2078,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.93017327,
            "variance": 1758.139431
          },
          {
            "average": 1.621309866,
            "count": 2581715,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7759390532,
            "variance": 0.6020814143
          },
          {
            "average": 2.242703009,
            "count": 2581715,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.8938171325,
            "variance": 0.7989090663
          },
          {
            "average": 0.5052040988,
            "count": 2581715,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999730135,
            "variance": 0.2499730142
          },
          {
            "average": 0.001272797346,
            "count": 2581715,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03565358082,
            "variance": 0.001271177825
          },
          {
            "average": 3.551825821,
            "count": 2581715,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.571960594,
            "variance": 2.47106011
          },
          {
            "average": 0.4157551531,
            "count": 2581715,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.060022242,
            "variance": 16.48378061
          },
          {
            "average": 0,
            "count": 2581715,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3905.242409,
            "count": 2581715,
            "maximum": 4001,
            "minimum": 3801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 52.18930454,
            "variance": 2723.723508
          },
          {
            "average": -24207116.78,
            "count": 2581715,
            "maximum": -24205996.98,
            "minimum": -24208423.05,
            "name": "GpsTime",
            "position": 12,
            "stddev": 634.9668668,
            "variance": 403182.922
          },
          {
            "average": 0,
            "count": 2581715,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2581715,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2581715,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2581715,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2581715,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          620556.6568,
          3351499.979,
          2.182682822,
          621500.0168,
          3352999.999,
          36.50268282
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                620556.6567812468,
                3351499.979139603,
                2.182682822472774
              ],
              [
                620556.6567812468,
                3352999.9991396028,
                2.182682822472774
              ],
              [
                621500.0167812469,
                3352999.9991396028,
                36.50268282247278
              ],
              [
                621500.0167812469,
                3351499.979139603,
                36.50268282247278
              ],
              [
                620556.6567812468,
                3351499.979139603,
                2.182682822472774
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:53:23+00:00",
        "end_time": "2010-12-07T21:12:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI20.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI20.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI20.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI20.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.74642891,
            30.2891326,
            2.182682822,
            -91.73644815,
            30.30276013,
            36.50268282
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7464289058183,
                  30.28922690048659,
                  2.182682822472774
                ],
                [
                  -91.74625673614278,
                  30.302760134007745,
                  2.182682822472774
                ],
                [
                  -91.73644814536802,
                  30.30266578159617,
                  36.50268282247278
                ],
                [
                  -91.73662166113346,
                  30.289132598965665,
                  36.50268282247278
                ],
                [
                  -91.7464289058183,
                  30.28922690048659,
                  2.182682822472774
                ]
              ]
            ]
          },
          "id": "20101202_AI20.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI20.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:53:23Z",
            "pc:count": 2581715,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 621146.5781,
                "count": 2581715,
                "maximum": 621500.0168,
                "minimum": 620556.6568,
                "name": "X",
                "position": 0,
                "stddev": 200.4519252,
                "variance": 40180.97431
              },
              {
                "average": 3352269.297,
                "count": 2581715,
                "maximum": 3352999.999,
                "minimum": 3351499.979,
                "name": "Y",
                "position": 1,
                "stddev": 436.4073298,
                "variance": 190451.3575
              },
              {
                "average": 8.56158824,
                "count": 2581715,
                "maximum": 36.50268282,
                "minimum": 2.182682822,
                "name": "Z",
                "position": 2,
                "stddev": 6.381442037,
                "variance": 40.72280248
              },
              {
                "average": 47.14768749,
                "count": 2581715,
                "maximum": 2078,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.93017327,
                "variance": 1758.139431
              },
              {
                "average": 1.621309866,
                "count": 2581715,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7759390532,
                "variance": 0.6020814143
              },
              {
                "average": 2.242703009,
                "count": 2581715,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.8938171325,
                "variance": 0.7989090663
              },
              {
                "average": 0.5052040988,
                "count": 2581715,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999730135,
                "variance": 0.2499730142
              },
              {
                "average": 0.001272797346,
                "count": 2581715,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03565358082,
                "variance": 0.001271177825
              },
              {
                "average": 3.551825821,
                "count": 2581715,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.571960594,
                "variance": 2.47106011
              },
              {
                "average": 0.4157551531,
                "count": 2581715,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.060022242,
                "variance": 16.48378061
              },
              {
                "average": 0,
                "count": 2581715,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3905.242409,
                "count": 2581715,
                "maximum": 4001,
                "minimum": 3801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 52.18930454,
                "variance": 2723.723508
              },
              {
                "average": -24207116.78,
                "count": 2581715,
                "maximum": -24205996.98,
                "minimum": -24208423.05,
                "name": "GpsTime",
                "position": 12,
                "stddev": 634.9668668,
                "variance": 403182.922
              },
              {
                "average": 0,
                "count": 2581715,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2581715,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2581715,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2581715,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2581715,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              620556.6568,
              3351499.979,
              2.182682822,
              621500.0168,
              3352999.999,
              36.50268282
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    620556.6567812468,
                    3351499.979139603,
                    2.182682822472774
                  ],
                  [
                    620556.6567812468,
                    3352999.9991396028,
                    2.182682822472774
                  ],
                  [
                    621500.0167812469,
                    3352999.9991396028,
                    36.50268282247278
                  ],
                  [
                    621500.0167812469,
                    3351499.979139603,
                    36.50268282247278
                  ],
                  [
                    620556.6567812468,
                    3351499.979139603,
                    2.182682822472774
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:53:23+00:00",
            "end_time": "2010-12-07T21:12:56+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": "20101202_AG17.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7829029889133,
              30.33017546556971,
              2.084572388491267
            ],
            [
              -91.78273555389335,
              30.34370880082206,
              2.084572388491267
            ],
            [
              -91.76713240444262,
              30.34356259745147,
              291.14457238849127
            ],
            [
              -91.76730198436314,
              30.330029340993025,
              291.14457238849127
            ],
            [
              -91.7829029889133,
              30.33017546556971,
              2.084572388491267
            ]
          ]
        ]
      },
      "bbox": [
        -91.78290299,
        30.33002934,
        2.084572388,
        -91.7671324,
        30.3437088,
        291.1445724
      ],
      "properties": {
        "datetime": "2010-12-07T22:13:03Z",
        "pc:count": 4216267,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617713.4986,
            "count": 4216267,
            "maximum": 618500.0196,
            "minimum": 616999.9996,
            "name": "X",
            "position": 0,
            "stddev": 435.769782,
            "variance": 189895.3029
          },
          {
            "average": 3356782.395,
            "count": 4216267,
            "maximum": 3357499.999,
            "minimum": 3355999.979,
            "name": "Y",
            "position": 1,
            "stddev": 428.1418442,
            "variance": 183305.4388
          },
          {
            "average": 6.763865512,
            "count": 4216267,
            "maximum": 291.1445724,
            "minimum": 2.084572388,
            "name": "Z",
            "position": 2,
            "stddev": 5.896662185,
            "variance": 34.77062493
          },
          {
            "average": 55.89355821,
            "count": 4216267,
            "maximum": 12641,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.16574312,
            "variance": 1863.281379
          },
          {
            "average": 1.442873993,
            "count": 4216267,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6989734794,
            "variance": 0.4885639249
          },
          {
            "average": 1.885858509,
            "count": 4216267,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9092483371,
            "variance": 0.8267325386
          },
          {
            "average": 0.5045636341,
            "count": 4216267,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999792321,
            "variance": 0.2499792325
          },
          {
            "average": 0.00124233119,
            "count": 4216267,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03522482218,
            "variance": 0.001240788098
          },
          {
            "average": 3.140727568,
            "count": 4216267,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.541689847,
            "variance": 2.376807583
          },
          {
            "average": 0.5676062615,
            "count": 4216267,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.053616062,
            "variance": 16.43180317
          },
          {
            "average": 0,
            "count": 4216267,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3990.572169,
            "count": 4216267,
            "maximum": 4101,
            "minimum": 3801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.57843326,
            "variance": 4703.001508
          },
          {
            "average": -24206139.46,
            "count": 4216267,
            "maximum": -24204816.31,
            "minimum": -24208504.64,
            "name": "GpsTime",
            "position": 12,
            "stddev": 766.9623689,
            "variance": 588231.2752
          },
          {
            "average": 0,
            "count": 4216267,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4216267,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4216267,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4216267,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4216267,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          616999.9996,
          3355999.979,
          2.084572388,
          618500.0196,
          3357499.999,
          291.1445724
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                616999.9996040533,
                3355999.9787890892,
                2.084572388491267
              ],
              [
                616999.9996040533,
                3357499.998789089,
                2.084572388491267
              ],
              [
                618500.0196040533,
                3357499.998789089,
                291.14457238849127
              ],
              [
                618500.0196040533,
                3355999.9787890892,
                291.14457238849127
              ],
              [
                616999.9996040533,
                3355999.9787890892,
                2.084572388491267
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:13:03+00:00",
        "end_time": "2010-12-07T21:11:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG17.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG17.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG17.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG17.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78290299,
            30.33002934,
            2.084572388,
            -91.7671324,
            30.3437088,
            291.1445724
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7829029889133,
                  30.33017546556971,
                  2.084572388491267
                ],
                [
                  -91.78273555389335,
                  30.34370880082206,
                  2.084572388491267
                ],
                [
                  -91.76713240444262,
                  30.34356259745147,
                  291.14457238849127
                ],
                [
                  -91.76730198436314,
                  30.330029340993025,
                  291.14457238849127
                ],
                [
                  -91.7829029889133,
                  30.33017546556971,
                  2.084572388491267
                ]
              ]
            ]
          },
          "id": "20101202_AG17.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG17.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:13:03Z",
            "pc:count": 4216267,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617713.4986,
                "count": 4216267,
                "maximum": 618500.0196,
                "minimum": 616999.9996,
                "name": "X",
                "position": 0,
                "stddev": 435.769782,
                "variance": 189895.3029
              },
              {
                "average": 3356782.395,
                "count": 4216267,
                "maximum": 3357499.999,
                "minimum": 3355999.979,
                "name": "Y",
                "position": 1,
                "stddev": 428.1418442,
                "variance": 183305.4388
              },
              {
                "average": 6.763865512,
                "count": 4216267,
                "maximum": 291.1445724,
                "minimum": 2.084572388,
                "name": "Z",
                "position": 2,
                "stddev": 5.896662185,
                "variance": 34.77062493
              },
              {
                "average": 55.89355821,
                "count": 4216267,
                "maximum": 12641,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.16574312,
                "variance": 1863.281379
              },
              {
                "average": 1.442873993,
                "count": 4216267,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6989734794,
                "variance": 0.4885639249
              },
              {
                "average": 1.885858509,
                "count": 4216267,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9092483371,
                "variance": 0.8267325386
              },
              {
                "average": 0.5045636341,
                "count": 4216267,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999792321,
                "variance": 0.2499792325
              },
              {
                "average": 0.00124233119,
                "count": 4216267,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03522482218,
                "variance": 0.001240788098
              },
              {
                "average": 3.140727568,
                "count": 4216267,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.541689847,
                "variance": 2.376807583
              },
              {
                "average": 0.5676062615,
                "count": 4216267,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.053616062,
                "variance": 16.43180317
              },
              {
                "average": 0,
                "count": 4216267,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3990.572169,
                "count": 4216267,
                "maximum": 4101,
                "minimum": 3801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.57843326,
                "variance": 4703.001508
              },
              {
                "average": -24206139.46,
                "count": 4216267,
                "maximum": -24204816.31,
                "minimum": -24208504.64,
                "name": "GpsTime",
                "position": 12,
                "stddev": 766.9623689,
                "variance": 588231.2752
              },
              {
                "average": 0,
                "count": 4216267,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4216267,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4216267,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4216267,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4216267,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              616999.9996,
              3355999.979,
              2.084572388,
              618500.0196,
              3357499.999,
              291.1445724
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    616999.9996040533,
                    3355999.9787890892,
                    2.084572388491267
                  ],
                  [
                    616999.9996040533,
                    3357499.998789089,
                    2.084572388491267
                  ],
                  [
                    618500.0196040533,
                    3357499.998789089,
                    291.14457238849127
                  ],
                  [
                    618500.0196040533,
                    3355999.9787890892,
                    291.14457238849127
                  ],
                  [
                    616999.9996040533,
                    3355999.9787890892,
                    2.084572388491267
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:13:03+00:00",
            "end_time": "2010-12-07T21:11:35+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": "20101202_AE07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81246850269204,
              30.46579393030834,
              2.720215034244305
            ],
            [
              -91.8123042471754,
              30.479327131455992,
              2.720215034244305
            ],
            [
              -91.79667934162627,
              30.479183881554068,
              189.42021503424434
            ],
            [
              -91.79684575676798,
              30.46565075740191,
              189.42021503424434
            ],
            [
              -91.81246850269204,
              30.46579393030834,
              2.720215034244305
            ]
          ]
        ]
      },
      "bbox": [
        -91.8124685,
        30.46565076,
        2.720215034,
        -91.79667934,
        30.47932713,
        189.420215
      ],
      "properties": {
        "datetime": "2010-12-07T18:16:02Z",
        "pc:count": 4918590,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614746.4769,
            "count": 4918590,
            "maximum": 615500.0194,
            "minimum": 613999.9994,
            "name": "X",
            "position": 0,
            "stddev": 431.304147,
            "variance": 186023.2673
          },
          {
            "average": 3371771.442,
            "count": 4918590,
            "maximum": 3372499.999,
            "minimum": 3370999.979,
            "name": "Y",
            "position": 1,
            "stddev": 429.5158071,
            "variance": 184483.8285
          },
          {
            "average": 11.56601344,
            "count": 4918590,
            "maximum": 189.420215,
            "minimum": 2.720215034,
            "name": "Z",
            "position": 2,
            "stddev": 7.05058858,
            "variance": 49.71079932
          },
          {
            "average": 50.3970766,
            "count": 4918590,
            "maximum": 1220,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.99053941,
            "variance": 2208.110794
          },
          {
            "average": 1.60944173,
            "count": 4918590,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8371382188,
            "variance": 0.7008003974
          },
          {
            "average": 2.218988369,
            "count": 4918590,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.059050726,
            "variance": 1.12158844
          },
          {
            "average": 0.5092927038,
            "count": 4918590,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499913689,
            "variance": 0.2499136965
          },
          {
            "average": 0.001192414899,
            "count": 4918590,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03451077061,
            "variance": 0.001190993288
          },
          {
            "average": 3.711464464,
            "count": 4918590,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.51841066,
            "variance": 2.305570933
          },
          {
            "average": 0.4431055877,
            "count": 4918590,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.861260999,
            "variance": 14.9093365
          },
          {
            "average": 0,
            "count": 4918590,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3244.982992,
            "count": 4918590,
            "maximum": 3401,
            "minimum": 3102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.5072639,
            "variance": 5113.28879
          },
          {
            "average": -24220501.61,
            "count": 4918590,
            "maximum": -24219037.93,
            "minimum": -24221791.91,
            "name": "GpsTime",
            "position": 12,
            "stddev": 914.6412388,
            "variance": 836568.5957
          },
          {
            "average": 0,
            "count": 4918590,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4918590,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4918590,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4918590,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4918590,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9994,
          3370999.979,
          2.720215034,
          615500.0194,
          3372499.999,
          189.420215
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9994045506,
                3370999.9793029325,
                2.720215034244305
              ],
              [
                613999.9994045506,
                3372499.999302932,
                2.720215034244305
              ],
              [
                615500.0194045507,
                3372499.999302932,
                189.42021503424434
              ],
              [
                615500.0194045507,
                3370999.9793029325,
                189.42021503424434
              ],
              [
                613999.9994045506,
                3370999.9793029325,
                2.720215034244305
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:16:02+00:00",
        "end_time": "2010-12-07T17:30:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.8124685,
            30.46565076,
            2.720215034,
            -91.79667934,
            30.47932713,
            189.420215
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81246850269204,
                  30.46579393030834,
                  2.720215034244305
                ],
                [
                  -91.8123042471754,
                  30.479327131455992,
                  2.720215034244305
                ],
                [
                  -91.79667934162627,
                  30.479183881554068,
                  189.42021503424434
                ],
                [
                  -91.79684575676798,
                  30.46565075740191,
                  189.42021503424434
                ],
                [
                  -91.81246850269204,
                  30.46579393030834,
                  2.720215034244305
                ]
              ]
            ]
          },
          "id": "20101202_AE07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:16:02Z",
            "pc:count": 4918590,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614746.4769,
                "count": 4918590,
                "maximum": 615500.0194,
                "minimum": 613999.9994,
                "name": "X",
                "position": 0,
                "stddev": 431.304147,
                "variance": 186023.2673
              },
              {
                "average": 3371771.442,
                "count": 4918590,
                "maximum": 3372499.999,
                "minimum": 3370999.979,
                "name": "Y",
                "position": 1,
                "stddev": 429.5158071,
                "variance": 184483.8285
              },
              {
                "average": 11.56601344,
                "count": 4918590,
                "maximum": 189.420215,
                "minimum": 2.720215034,
                "name": "Z",
                "position": 2,
                "stddev": 7.05058858,
                "variance": 49.71079932
              },
              {
                "average": 50.3970766,
                "count": 4918590,
                "maximum": 1220,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.99053941,
                "variance": 2208.110794
              },
              {
                "average": 1.60944173,
                "count": 4918590,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8371382188,
                "variance": 0.7008003974
              },
              {
                "average": 2.218988369,
                "count": 4918590,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.059050726,
                "variance": 1.12158844
              },
              {
                "average": 0.5092927038,
                "count": 4918590,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499913689,
                "variance": 0.2499136965
              },
              {
                "average": 0.001192414899,
                "count": 4918590,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03451077061,
                "variance": 0.001190993288
              },
              {
                "average": 3.711464464,
                "count": 4918590,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.51841066,
                "variance": 2.305570933
              },
              {
                "average": 0.4431055877,
                "count": 4918590,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.861260999,
                "variance": 14.9093365
              },
              {
                "average": 0,
                "count": 4918590,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3244.982992,
                "count": 4918590,
                "maximum": 3401,
                "minimum": 3102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.5072639,
                "variance": 5113.28879
              },
              {
                "average": -24220501.61,
                "count": 4918590,
                "maximum": -24219037.93,
                "minimum": -24221791.91,
                "name": "GpsTime",
                "position": 12,
                "stddev": 914.6412388,
                "variance": 836568.5957
              },
              {
                "average": 0,
                "count": 4918590,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4918590,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4918590,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4918590,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4918590,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9994,
              3370999.979,
              2.720215034,
              615500.0194,
              3372499.999,
              189.420215
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9994045506,
                    3370999.9793029325,
                    2.720215034244305
                  ],
                  [
                    613999.9994045506,
                    3372499.999302932,
                    2.720215034244305
                  ],
                  [
                    615500.0194045507,
                    3372499.999302932,
                    189.42021503424434
                  ],
                  [
                    615500.0194045507,
                    3370999.9793029325,
                    189.42021503424434
                  ],
                  [
                    613999.9994045506,
                    3370999.9793029325,
                    2.720215034244305
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:16:02+00:00",
            "end_time": "2010-12-07T17:30:08+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": "20101202_AK11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71944254341719,
              30.410776382413236,
              1.045733132910883
            ],
            [
              -91.71926581132847,
              30.42430922259428,
              1.045733132910883
            ],
            [
              -91.70365044110227,
              30.424155079619457,
              76.34573313291088
            ],
            [
              -91.70382932653774,
              30.410622322376128,
              76.34573313291088
            ],
            [
              -91.71944254341719,
              30.410776382413236,
              1.045733132910883
            ]
          ]
        ]
      },
      "bbox": [
        -91.71944254,
        30.41062232,
        1.045733133,
        -91.70365044,
        30.42430922,
        76.34573313
      ],
      "properties": {
        "datetime": "2010-12-07T16:13:01Z",
        "pc:count": 4854368,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623761.4779,
            "count": 4854368,
            "maximum": 624500.0084,
            "minimum": 623000.0084,
            "name": "X",
            "position": 0,
            "stddev": 403.5561046,
            "variance": 162857.5295
          },
          {
            "average": 3365715.658,
            "count": 4854368,
            "maximum": 3366499.999,
            "minimum": 3364999.979,
            "name": "Y",
            "position": 1,
            "stddev": 423.3080301,
            "variance": 179189.6883
          },
          {
            "average": 12.14079978,
            "count": 4854368,
            "maximum": 76.34573313,
            "minimum": 1.045733133,
            "name": "Z",
            "position": 2,
            "stddev": 6.674995718,
            "variance": 44.55556784
          },
          {
            "average": 55.82821245,
            "count": 4854368,
            "maximum": 2996,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.63697039,
            "variance": 2365.554889
          },
          {
            "average": 1.608693861,
            "count": 4854368,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.81676903,
            "variance": 0.6671116484
          },
          {
            "average": 2.217302644,
            "count": 4854368,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.010975056,
            "variance": 1.022070563
          },
          {
            "average": 0.5039834228,
            "count": 4854368,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999841836,
            "variance": 0.2499841838
          },
          {
            "average": 0.001296564249,
            "count": 4854368,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03598448884,
            "variance": 0.001294883437
          },
          {
            "average": 3.731055412,
            "count": 4854368,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.772753453,
            "variance": 3.142654805
          },
          {
            "average": -1.129972685,
            "count": 4854368,
            "maximum": 9,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.882652283,
            "variance": 15.07498875
          },
          {
            "average": 0,
            "count": 4854368,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2570.129805,
            "count": 4854368,
            "maximum": 2702,
            "minimum": 2401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.94522975,
            "variance": 3962.101948
          },
          {
            "average": -24252043.09,
            "count": 4854368,
            "maximum": -24226418.64,
            "minimum": -24289839.52,
            "name": "GpsTime",
            "position": 12,
            "stddev": 29848.93712,
            "variance": 890959047
          },
          {
            "average": 0,
            "count": 4854368,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4854368,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4854368,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4854368,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4854368,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0084,
          3364999.979,
          1.045733133,
          624500.0084,
          3366499.999,
          76.34573313
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0083669305,
                3364999.9789708033,
                1.045733132910883
              ],
              [
                623000.0083669305,
                3366499.998970803,
                1.045733132910883
              ],
              [
                624500.0083669305,
                3366499.998970803,
                76.34573313291088
              ],
              [
                624500.0083669305,
                3364999.9789708033,
                76.34573313291088
              ],
              [
                623000.0083669305,
                3364999.9789708033,
                1.045733132910883
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:13:01+00:00",
        "end_time": "2010-12-06T22:36:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71944254,
            30.41062232,
            1.045733133,
            -91.70365044,
            30.42430922,
            76.34573313
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71944254341719,
                  30.410776382413236,
                  1.045733132910883
                ],
                [
                  -91.71926581132847,
                  30.42430922259428,
                  1.045733132910883
                ],
                [
                  -91.70365044110227,
                  30.424155079619457,
                  76.34573313291088
                ],
                [
                  -91.70382932653774,
                  30.410622322376128,
                  76.34573313291088
                ],
                [
                  -91.71944254341719,
                  30.410776382413236,
                  1.045733132910883
                ]
              ]
            ]
          },
          "id": "20101202_AK11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:13:01Z",
            "pc:count": 4854368,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623761.4779,
                "count": 4854368,
                "maximum": 624500.0084,
                "minimum": 623000.0084,
                "name": "X",
                "position": 0,
                "stddev": 403.5561046,
                "variance": 162857.5295
              },
              {
                "average": 3365715.658,
                "count": 4854368,
                "maximum": 3366499.999,
                "minimum": 3364999.979,
                "name": "Y",
                "position": 1,
                "stddev": 423.3080301,
                "variance": 179189.6883
              },
              {
                "average": 12.14079978,
                "count": 4854368,
                "maximum": 76.34573313,
                "minimum": 1.045733133,
                "name": "Z",
                "position": 2,
                "stddev": 6.674995718,
                "variance": 44.55556784
              },
              {
                "average": 55.82821245,
                "count": 4854368,
                "maximum": 2996,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.63697039,
                "variance": 2365.554889
              },
              {
                "average": 1.608693861,
                "count": 4854368,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.81676903,
                "variance": 0.6671116484
              },
              {
                "average": 2.217302644,
                "count": 4854368,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.010975056,
                "variance": 1.022070563
              },
              {
                "average": 0.5039834228,
                "count": 4854368,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999841836,
                "variance": 0.2499841838
              },
              {
                "average": 0.001296564249,
                "count": 4854368,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03598448884,
                "variance": 0.001294883437
              },
              {
                "average": 3.731055412,
                "count": 4854368,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.772753453,
                "variance": 3.142654805
              },
              {
                "average": -1.129972685,
                "count": 4854368,
                "maximum": 9,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.882652283,
                "variance": 15.07498875
              },
              {
                "average": 0,
                "count": 4854368,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2570.129805,
                "count": 4854368,
                "maximum": 2702,
                "minimum": 2401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.94522975,
                "variance": 3962.101948
              },
              {
                "average": -24252043.09,
                "count": 4854368,
                "maximum": -24226418.64,
                "minimum": -24289839.52,
                "name": "GpsTime",
                "position": 12,
                "stddev": 29848.93712,
                "variance": 890959047
              },
              {
                "average": 0,
                "count": 4854368,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4854368,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4854368,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4854368,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4854368,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0084,
              3364999.979,
              1.045733133,
              624500.0084,
              3366499.999,
              76.34573313
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0083669305,
                    3364999.9789708033,
                    1.045733132910883
                  ],
                  [
                    623000.0083669305,
                    3366499.998970803,
                    1.045733132910883
                  ],
                  [
                    624500.0083669305,
                    3366499.998970803,
                    76.34573313291088
                  ],
                  [
                    624500.0083669305,
                    3364999.9789708033,
                    76.34573313291088
                  ],
                  [
                    623000.0083669305,
                    3364999.9789708033,
                    1.045733132910883
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:13:01+00:00",
            "end_time": "2010-12-06T22:36:00+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": "20101202_AI21.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.74298910346927,
              30.2825057576662,
              2.180078050298118
            ],
            [
              -91.74290382941086,
              30.289193252828387,
              2.180078050298118
            ],
            [
              -91.73662169237818,
              30.28913276235814,
              39.160078050298125
            ],
            [
              -91.73670739230448,
              30.282445283323973,
              39.160078050298125
            ],
            [
              -91.74298910346927,
              30.2825057576662,
              2.180078050298118
            ]
          ]
        ]
      },
      "bbox": [
        -91.7429891,
        30.28244528,
        2.18007805,
        -91.73662169,
        30.28919325,
        39.16007805
      ],
      "properties": {
        "datetime": "2010-12-07T21:53:35Z",
        "pc:count": 605571,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 621300.7534,
            "count": 605571,
            "maximum": 621500.0136,
            "minimum": 620895.7336,
            "name": "X",
            "position": 0,
            "stddev": 127.8376224,
            "variance": 16342.45769
          },
          {
            "average": 3351243.89,
            "count": 605571,
            "maximum": 3351499.997,
            "minimum": 3350758.757,
            "name": "Y",
            "position": 1,
            "stddev": 163.7539718,
            "variance": 26815.36327
          },
          {
            "average": 10.15861368,
            "count": 605571,
            "maximum": 39.16007805,
            "minimum": 2.18007805,
            "name": "Z",
            "position": 2,
            "stddev": 6.369644876,
            "variance": 40.57237585
          },
          {
            "average": 51.88291877,
            "count": 605571,
            "maximum": 233,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 44.76172787,
            "variance": 2003.612282
          },
          {
            "average": 1.608069079,
            "count": 605571,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7724814545,
            "variance": 0.5967275976
          },
          {
            "average": 2.215196897,
            "count": 605571,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9013690966,
            "variance": 0.8124662483
          },
          {
            "average": 0.5068290919,
            "count": 605571,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999537741,
            "variance": 0.2499537763
          },
          {
            "average": 0.00187261279,
            "count": 605571,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.04323319556,
            "variance": 0.001869109198
          },
          {
            "average": 3.569272637,
            "count": 605571,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.549647784,
            "variance": 2.401408256
          },
          {
            "average": -4.329357837,
            "count": 605571,
            "maximum": 0,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.767087764,
            "variance": 3.122599166
          },
          {
            "average": 0,
            "count": 605571,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3960.383326,
            "count": 605571,
            "maximum": 4001,
            "minimum": 3911,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 44.78604433,
            "variance": 2005.789767
          },
          {
            "average": -24206468.7,
            "count": 605571,
            "maximum": -24205984.75,
            "minimum": -24207055.21,
            "name": "GpsTime",
            "position": 12,
            "stddev": 524.708059,
            "variance": 275318.5472
          },
          {
            "average": 0,
            "count": 605571,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 605571,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 605571,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 605571,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 605571,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          620895.7336,
          3350758.757,
          2.18007805,
          621500.0136,
          3351499.997,
          39.16007805
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                620895.7335747597,
                3350758.7572143646,
                2.180078050298118
              ],
              [
                620895.7335747597,
                3351499.997214365,
                2.180078050298118
              ],
              [
                621500.0135747597,
                3351499.997214365,
                39.160078050298125
              ],
              [
                621500.0135747597,
                3350758.7572143646,
                39.160078050298125
              ],
              [
                620895.7335747597,
                3350758.7572143646,
                2.180078050298118
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:53:35+00:00",
        "end_time": "2010-12-07T21:35:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AI21.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AI21.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AI21.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI21.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.7429891,
            30.28244528,
            2.18007805,
            -91.73662169,
            30.28919325,
            39.16007805
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.74298910346927,
                  30.2825057576662,
                  2.180078050298118
                ],
                [
                  -91.74290382941086,
                  30.289193252828387,
                  2.180078050298118
                ],
                [
                  -91.73662169237818,
                  30.28913276235814,
                  39.160078050298125
                ],
                [
                  -91.73670739230448,
                  30.282445283323973,
                  39.160078050298125
                ],
                [
                  -91.74298910346927,
                  30.2825057576662,
                  2.180078050298118
                ]
              ]
            ]
          },
          "id": "20101202_AI21.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AI21.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:53:35Z",
            "pc:count": 605571,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 621300.7534,
                "count": 605571,
                "maximum": 621500.0136,
                "minimum": 620895.7336,
                "name": "X",
                "position": 0,
                "stddev": 127.8376224,
                "variance": 16342.45769
              },
              {
                "average": 3351243.89,
                "count": 605571,
                "maximum": 3351499.997,
                "minimum": 3350758.757,
                "name": "Y",
                "position": 1,
                "stddev": 163.7539718,
                "variance": 26815.36327
              },
              {
                "average": 10.15861368,
                "count": 605571,
                "maximum": 39.16007805,
                "minimum": 2.18007805,
                "name": "Z",
                "position": 2,
                "stddev": 6.369644876,
                "variance": 40.57237585
              },
              {
                "average": 51.88291877,
                "count": 605571,
                "maximum": 233,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 44.76172787,
                "variance": 2003.612282
              },
              {
                "average": 1.608069079,
                "count": 605571,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7724814545,
                "variance": 0.5967275976
              },
              {
                "average": 2.215196897,
                "count": 605571,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9013690966,
                "variance": 0.8124662483
              },
              {
                "average": 0.5068290919,
                "count": 605571,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999537741,
                "variance": 0.2499537763
              },
              {
                "average": 0.00187261279,
                "count": 605571,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.04323319556,
                "variance": 0.001869109198
              },
              {
                "average": 3.569272637,
                "count": 605571,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.549647784,
                "variance": 2.401408256
              },
              {
                "average": -4.329357837,
                "count": 605571,
                "maximum": 0,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.767087764,
                "variance": 3.122599166
              },
              {
                "average": 0,
                "count": 605571,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3960.383326,
                "count": 605571,
                "maximum": 4001,
                "minimum": 3911,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 44.78604433,
                "variance": 2005.789767
              },
              {
                "average": -24206468.7,
                "count": 605571,
                "maximum": -24205984.75,
                "minimum": -24207055.21,
                "name": "GpsTime",
                "position": 12,
                "stddev": 524.708059,
                "variance": 275318.5472
              },
              {
                "average": 0,
                "count": 605571,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 605571,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 605571,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 605571,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 605571,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              620895.7336,
              3350758.757,
              2.18007805,
              621500.0136,
              3351499.997,
              39.16007805
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    620895.7335747597,
                    3350758.7572143646,
                    2.180078050298118
                  ],
                  [
                    620895.7335747597,
                    3351499.997214365,
                    2.180078050298118
                  ],
                  [
                    621500.0135747597,
                    3351499.997214365,
                    39.160078050298125
                  ],
                  [
                    621500.0135747597,
                    3350758.7572143646,
                    39.160078050298125
                  ],
                  [
                    620895.7335747597,
                    3350758.7572143646,
                    2.180078050298118
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:53:35+00:00",
            "end_time": "2010-12-07T21:35:44+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": "20101202_AM03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68676458967474,
              30.518725521672167,
              3.681134880676083
            ],
            [
              -91.6865825664039,
              30.53225796231693,
              3.681134880676083
            ],
            [
              -91.6709499538729,
              30.532099402965013,
              179.6011348806761
            ],
            [
              -91.6711341420838,
              30.518567047451494,
              179.6011348806761
            ],
            [
              -91.68676458967474,
              30.518725521672167,
              3.681134880676083
            ]
          ]
        ]
      },
      "bbox": [
        -91.68676459,
        30.51856705,
        3.681134881,
        -91.67094995,
        30.53225796,
        179.6011349
      ],
      "properties": {
        "datetime": "2010-12-06T18:10:09Z",
        "pc:count": 5601810,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626716.4779,
            "count": 5601810,
            "maximum": 627500.0195,
            "minimum": 625999.9995,
            "name": "X",
            "position": 0,
            "stddev": 427.0976856,
            "variance": 182412.433
          },
          {
            "average": 3377739.125,
            "count": 5601810,
            "maximum": 3378499.998,
            "minimum": 3376999.978,
            "name": "Y",
            "position": 1,
            "stddev": 442.2593163,
            "variance": 195593.3029
          },
          {
            "average": 10.70356727,
            "count": 5601810,
            "maximum": 179.6011349,
            "minimum": 3.681134881,
            "name": "Z",
            "position": 2,
            "stddev": 7.481355326,
            "variance": 55.97067751
          },
          {
            "average": 55.68397875,
            "count": 5601810,
            "maximum": 3423,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.622175,
            "variance": 2267.871552
          },
          {
            "average": 1.623352631,
            "count": 5601810,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7983455105,
            "variance": 0.6373555541
          },
          {
            "average": 2.246759172,
            "count": 5601810,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9487889675,
            "variance": 0.9002005048
          },
          {
            "average": 0.5074293844,
            "count": 5601810,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999448458,
            "variance": 0.2499448489
          },
          {
            "average": 0.001151949102,
            "count": 5601810,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03392082429,
            "variance": 0.001150622321
          },
          {
            "average": 3.472411953,
            "count": 5601810,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.54744162,
            "variance": 2.394575567
          },
          {
            "average": 0.07255924015,
            "count": 5601810,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.97421114,
            "variance": 15.79435419
          },
          {
            "average": 0,
            "count": 5601810,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1310.363502,
            "count": 5601810,
            "maximum": 1502,
            "minimum": 1102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.71369029,
            "variance": 5000.425994
          },
          {
            "average": -24308101.8,
            "count": 5601810,
            "maximum": -24305790.37,
            "minimum": -24310000.71,
            "name": "GpsTime",
            "position": 12,
            "stddev": 799.7666787,
            "variance": 639626.7403
          },
          {
            "average": 0,
            "count": 5601810,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5601810,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5601810,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5601810,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5601810,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625999.9995,
          3376999.978,
          3.681134881,
          627500.0195,
          3378499.998,
          179.6011349
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625999.9995363406,
                3376999.978457275,
                3.681134880676083
              ],
              [
                625999.9995363406,
                3378499.9984572744,
                3.681134880676083
              ],
              [
                627500.0195363406,
                3378499.9984572744,
                179.6011348806761
              ],
              [
                627500.0195363406,
                3376999.978457275,
                179.6011348806761
              ],
              [
                625999.9995363406,
                3376999.978457275,
                3.681134880676083
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:10:09+00:00",
        "end_time": "2010-12-06T16:59:59+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68676459,
            30.51856705,
            3.681134881,
            -91.67094995,
            30.53225796,
            179.6011349
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68676458967474,
                  30.518725521672167,
                  3.681134880676083
                ],
                [
                  -91.6865825664039,
                  30.53225796231693,
                  3.681134880676083
                ],
                [
                  -91.6709499538729,
                  30.532099402965013,
                  179.6011348806761
                ],
                [
                  -91.6711341420838,
                  30.518567047451494,
                  179.6011348806761
                ],
                [
                  -91.68676458967474,
                  30.518725521672167,
                  3.681134880676083
                ]
              ]
            ]
          },
          "id": "20101202_AM03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:10:09Z",
            "pc:count": 5601810,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626716.4779,
                "count": 5601810,
                "maximum": 627500.0195,
                "minimum": 625999.9995,
                "name": "X",
                "position": 0,
                "stddev": 427.0976856,
                "variance": 182412.433
              },
              {
                "average": 3377739.125,
                "count": 5601810,
                "maximum": 3378499.998,
                "minimum": 3376999.978,
                "name": "Y",
                "position": 1,
                "stddev": 442.2593163,
                "variance": 195593.3029
              },
              {
                "average": 10.70356727,
                "count": 5601810,
                "maximum": 179.6011349,
                "minimum": 3.681134881,
                "name": "Z",
                "position": 2,
                "stddev": 7.481355326,
                "variance": 55.97067751
              },
              {
                "average": 55.68397875,
                "count": 5601810,
                "maximum": 3423,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.622175,
                "variance": 2267.871552
              },
              {
                "average": 1.623352631,
                "count": 5601810,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7983455105,
                "variance": 0.6373555541
              },
              {
                "average": 2.246759172,
                "count": 5601810,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9487889675,
                "variance": 0.9002005048
              },
              {
                "average": 0.5074293844,
                "count": 5601810,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999448458,
                "variance": 0.2499448489
              },
              {
                "average": 0.001151949102,
                "count": 5601810,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03392082429,
                "variance": 0.001150622321
              },
              {
                "average": 3.472411953,
                "count": 5601810,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.54744162,
                "variance": 2.394575567
              },
              {
                "average": 0.07255924015,
                "count": 5601810,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.97421114,
                "variance": 15.79435419
              },
              {
                "average": 0,
                "count": 5601810,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1310.363502,
                "count": 5601810,
                "maximum": 1502,
                "minimum": 1102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.71369029,
                "variance": 5000.425994
              },
              {
                "average": -24308101.8,
                "count": 5601810,
                "maximum": -24305790.37,
                "minimum": -24310000.71,
                "name": "GpsTime",
                "position": 12,
                "stddev": 799.7666787,
                "variance": 639626.7403
              },
              {
                "average": 0,
                "count": 5601810,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5601810,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5601810,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5601810,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5601810,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625999.9995,
              3376999.978,
              3.681134881,
              627500.0195,
              3378499.998,
              179.6011349
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625999.9995363406,
                    3376999.978457275,
                    3.681134880676083
                  ],
                  [
                    625999.9995363406,
                    3378499.9984572744,
                    3.681134880676083
                  ],
                  [
                    627500.0195363406,
                    3378499.9984572744,
                    179.6011348806761
                  ],
                  [
                    627500.0195363406,
                    3376999.978457275,
                    179.6011348806761
                  ],
                  [
                    625999.9995363406,
                    3376999.978457275,
                    3.681134880676083
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:10:09+00:00",
            "end_time": "2010-12-06T16:59:59+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": "20101202_AJ01.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7333047443765,
              30.546254697458778,
              3.756832190388739
            ],
            [
              -91.73322383749962,
              30.552485041717954,
              3.756832190388739
            ],
            [
              -91.71758790312042,
              30.552331989545344,
              38.356832190388744
            ],
            [
              -91.7176698079753,
              30.546101683107192,
              38.356832190388744
            ],
            [
              -91.7333047443765,
              30.546254697458778,
              3.756832190388739
            ]
          ]
        ]
      },
      "bbox": [
        -91.73330474,
        30.54610168,
        3.75683219,
        -91.7175879,
        30.55248504,
        38.35683219
      ],
      "properties": {
        "datetime": "2010-12-06T20:45:19Z",
        "pc:count": 2515204,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622288.1731,
            "count": 2515204,
            "maximum": 623000.0116,
            "minimum": 621500.0116,
            "name": "X",
            "position": 0,
            "stddev": 414.295106,
            "variance": 171640.4349
          },
          {
            "average": 3380313.778,
            "count": 2515204,
            "maximum": 3380690.58,
            "minimum": 3379999.98,
            "name": "Y",
            "position": 1,
            "stddev": 183.2369432,
            "variance": 33575.77734
          },
          {
            "average": 12.32486346,
            "count": 2515204,
            "maximum": 38.35683219,
            "minimum": 3.75683219,
            "name": "Z",
            "position": 2,
            "stddev": 8.479963118,
            "variance": 71.90977447
          },
          {
            "average": 47.71134985,
            "count": 2515204,
            "maximum": 243,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.03288628,
            "variance": 1851.829301
          },
          {
            "average": 1.693579129,
            "count": 2515204,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8456103252,
            "variance": 0.7150568221
          },
          {
            "average": 2.387259642,
            "count": 2515204,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9851874613,
            "variance": 0.9705943339
          },
          {
            "average": 0.5070610575,
            "count": 2515204,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999502384,
            "variance": 0.2499502408
          },
          {
            "average": 0.001120783841,
            "count": 2515204,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03345935041,
            "variance": 0.00111952813
          },
          {
            "average": 3.595707147,
            "count": 2515204,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.519024967,
            "variance": 2.30743685
          },
          {
            "average": 1.37548308,
            "count": 2515204,
            "maximum": 9,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.769063603,
            "variance": 14.20584044
          },
          {
            "average": 0,
            "count": 2515204,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1670.369044,
            "count": 2515204,
            "maximum": 1801,
            "minimum": 1502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 63.46409715,
            "variance": 4027.691627
          },
          {
            "average": -24303684.65,
            "count": 2515204,
            "maximum": -24296480.37,
            "minimum": -24305718.57,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2433.747984,
            "variance": 5923129.249
          },
          {
            "average": 0,
            "count": 2515204,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2515204,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2515204,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2515204,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2515204,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621500.0116,
          3379999.98,
          3.75683219,
          623000.0116,
          3380690.58,
          38.35683219
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621500.011642732,
                3379999.98007003,
                3.756832190388739
              ],
              [
                621500.011642732,
                3380690.5800700295,
                3.756832190388739
              ],
              [
                623000.011642732,
                3380690.5800700295,
                38.356832190388744
              ],
              [
                623000.011642732,
                3379999.98007003,
                38.356832190388744
              ],
              [
                621500.011642732,
                3379999.98007003,
                3.756832190388739
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T20:45:19+00:00",
        "end_time": "2010-12-06T18:11:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ01.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ01.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ01.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ01.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73330474,
            30.54610168,
            3.75683219,
            -91.7175879,
            30.55248504,
            38.35683219
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7333047443765,
                  30.546254697458778,
                  3.756832190388739
                ],
                [
                  -91.73322383749962,
                  30.552485041717954,
                  3.756832190388739
                ],
                [
                  -91.71758790312042,
                  30.552331989545344,
                  38.356832190388744
                ],
                [
                  -91.7176698079753,
                  30.546101683107192,
                  38.356832190388744
                ],
                [
                  -91.7333047443765,
                  30.546254697458778,
                  3.756832190388739
                ]
              ]
            ]
          },
          "id": "20101202_AJ01.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ01.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T20:45:19Z",
            "pc:count": 2515204,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622288.1731,
                "count": 2515204,
                "maximum": 623000.0116,
                "minimum": 621500.0116,
                "name": "X",
                "position": 0,
                "stddev": 414.295106,
                "variance": 171640.4349
              },
              {
                "average": 3380313.778,
                "count": 2515204,
                "maximum": 3380690.58,
                "minimum": 3379999.98,
                "name": "Y",
                "position": 1,
                "stddev": 183.2369432,
                "variance": 33575.77734
              },
              {
                "average": 12.32486346,
                "count": 2515204,
                "maximum": 38.35683219,
                "minimum": 3.75683219,
                "name": "Z",
                "position": 2,
                "stddev": 8.479963118,
                "variance": 71.90977447
              },
              {
                "average": 47.71134985,
                "count": 2515204,
                "maximum": 243,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.03288628,
                "variance": 1851.829301
              },
              {
                "average": 1.693579129,
                "count": 2515204,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8456103252,
                "variance": 0.7150568221
              },
              {
                "average": 2.387259642,
                "count": 2515204,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9851874613,
                "variance": 0.9705943339
              },
              {
                "average": 0.5070610575,
                "count": 2515204,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999502384,
                "variance": 0.2499502408
              },
              {
                "average": 0.001120783841,
                "count": 2515204,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03345935041,
                "variance": 0.00111952813
              },
              {
                "average": 3.595707147,
                "count": 2515204,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.519024967,
                "variance": 2.30743685
              },
              {
                "average": 1.37548308,
                "count": 2515204,
                "maximum": 9,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.769063603,
                "variance": 14.20584044
              },
              {
                "average": 0,
                "count": 2515204,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1670.369044,
                "count": 2515204,
                "maximum": 1801,
                "minimum": 1502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 63.46409715,
                "variance": 4027.691627
              },
              {
                "average": -24303684.65,
                "count": 2515204,
                "maximum": -24296480.37,
                "minimum": -24305718.57,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2433.747984,
                "variance": 5923129.249
              },
              {
                "average": 0,
                "count": 2515204,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2515204,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2515204,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2515204,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2515204,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621500.0116,
              3379999.98,
              3.75683219,
              623000.0116,
              3380690.58,
              38.35683219
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621500.011642732,
                    3379999.98007003,
                    3.756832190388739
                  ],
                  [
                    621500.011642732,
                    3380690.5800700295,
                    3.756832190388739
                  ],
                  [
                    623000.011642732,
                    3380690.5800700295,
                    38.356832190388744
                  ],
                  [
                    623000.011642732,
                    3379999.98007003,
                    38.356832190388744
                  ],
                  [
                    621500.011642732,
                    3379999.98007003,
                    3.756832190388739
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T20:45:19+00:00",
            "end_time": "2010-12-06T18:11:21+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": "20101202_AN08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67205339933615,
              30.45090574535016,
              3.694045646117559
            ],
            [
              -91.67186983436393,
              30.464438246451195,
              3.694045646117559
            ],
            [
              -91.65624815623383,
              30.464278242620697,
              539.1740456461175
            ],
            [
              -91.65643387875231,
              30.45074582754087,
              539.1740456461175
            ],
            [
              -91.67205339933615,
              30.45090574535016,
              3.694045646117559
            ]
          ]
        ]
      },
      "bbox": [
        -91.6720534,
        30.45074583,
        3.694045646,
        -91.65624816,
        30.46443825,
        539.1740456
      ],
      "properties": {
        "datetime": "2010-12-06T20:48:27Z",
        "pc:count": 6458951,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628246.0873,
            "count": 6458951,
            "maximum": 629000.0204,
            "minimum": 627500.0004,
            "name": "X",
            "position": 0,
            "stddev": 428.7438307,
            "variance": 183821.2723
          },
          {
            "average": 3370231.646,
            "count": 6458951,
            "maximum": 3370999.999,
            "minimum": 3369499.979,
            "name": "Y",
            "position": 1,
            "stddev": 438.6847515,
            "variance": 192444.3112
          },
          {
            "average": 13.49872918,
            "count": 6458951,
            "maximum": 539.1740456,
            "minimum": 3.694045646,
            "name": "Z",
            "position": 2,
            "stddev": 8.338226383,
            "variance": 69.52601921
          },
          {
            "average": 43.6612323,
            "count": 6458951,
            "maximum": 681,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.95143525,
            "variance": 1677.020049
          },
          {
            "average": 1.791288709,
            "count": 6458951,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8766521278,
            "variance": 0.7685189531
          },
          {
            "average": 2.58272094,
            "count": 6458951,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9424044794,
            "variance": 0.8881262028
          },
          {
            "average": 0.5073186033,
            "count": 6458951,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999464739,
            "variance": 0.2499464767
          },
          {
            "average": 0.001200349716,
            "count": 6458951,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03462526624,
            "variance": 0.001198909062
          },
          {
            "average": 3.796207929,
            "count": 6458951,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.514117065,
            "variance": 2.292550486
          },
          {
            "average": 0.5463195282,
            "count": 6458951,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.057296219,
            "variance": 16.46165261
          },
          {
            "average": 0,
            "count": 6458951,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1677.313508,
            "count": 6458951,
            "maximum": 1801,
            "minimum": 1502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.21544808,
            "variance": 4930.20915
          },
          {
            "average": -24303315.78,
            "count": 6458951,
            "maximum": -24296292.72,
            "minimum": -24305910.08,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2857.407615,
            "variance": 8164778.28
          },
          {
            "average": 0,
            "count": 6458951,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6458951,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6458951,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6458951,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6458951,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0004,
          3369499.979,
          3.694045646,
          629000.0204,
          3370999.999,
          539.1740456
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0004331772,
                3369499.979358675,
                3.694045646117559
              ],
              [
                627500.0004331772,
                3370999.9993586745,
                3.694045646117559
              ],
              [
                629000.0204331772,
                3370999.9993586745,
                539.1740456461175
              ],
              [
                629000.0204331772,
                3369499.979358675,
                539.1740456461175
              ],
              [
                627500.0004331772,
                3369499.979358675,
                3.694045646117559
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T20:48:27+00:00",
        "end_time": "2010-12-06T18:08:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.6720534,
            30.45074583,
            3.694045646,
            -91.65624816,
            30.46443825,
            539.1740456
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67205339933615,
                  30.45090574535016,
                  3.694045646117559
                ],
                [
                  -91.67186983436393,
                  30.464438246451195,
                  3.694045646117559
                ],
                [
                  -91.65624815623383,
                  30.464278242620697,
                  539.1740456461175
                ],
                [
                  -91.65643387875231,
                  30.45074582754087,
                  539.1740456461175
                ],
                [
                  -91.67205339933615,
                  30.45090574535016,
                  3.694045646117559
                ]
              ]
            ]
          },
          "id": "20101202_AN08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T20:48:27Z",
            "pc:count": 6458951,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628246.0873,
                "count": 6458951,
                "maximum": 629000.0204,
                "minimum": 627500.0004,
                "name": "X",
                "position": 0,
                "stddev": 428.7438307,
                "variance": 183821.2723
              },
              {
                "average": 3370231.646,
                "count": 6458951,
                "maximum": 3370999.999,
                "minimum": 3369499.979,
                "name": "Y",
                "position": 1,
                "stddev": 438.6847515,
                "variance": 192444.3112
              },
              {
                "average": 13.49872918,
                "count": 6458951,
                "maximum": 539.1740456,
                "minimum": 3.694045646,
                "name": "Z",
                "position": 2,
                "stddev": 8.338226383,
                "variance": 69.52601921
              },
              {
                "average": 43.6612323,
                "count": 6458951,
                "maximum": 681,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.95143525,
                "variance": 1677.020049
              },
              {
                "average": 1.791288709,
                "count": 6458951,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8766521278,
                "variance": 0.7685189531
              },
              {
                "average": 2.58272094,
                "count": 6458951,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9424044794,
                "variance": 0.8881262028
              },
              {
                "average": 0.5073186033,
                "count": 6458951,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999464739,
                "variance": 0.2499464767
              },
              {
                "average": 0.001200349716,
                "count": 6458951,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03462526624,
                "variance": 0.001198909062
              },
              {
                "average": 3.796207929,
                "count": 6458951,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.514117065,
                "variance": 2.292550486
              },
              {
                "average": 0.5463195282,
                "count": 6458951,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.057296219,
                "variance": 16.46165261
              },
              {
                "average": 0,
                "count": 6458951,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1677.313508,
                "count": 6458951,
                "maximum": 1801,
                "minimum": 1502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.21544808,
                "variance": 4930.20915
              },
              {
                "average": -24303315.78,
                "count": 6458951,
                "maximum": -24296292.72,
                "minimum": -24305910.08,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2857.407615,
                "variance": 8164778.28
              },
              {
                "average": 0,
                "count": 6458951,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6458951,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6458951,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6458951,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6458951,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0004,
              3369499.979,
              3.694045646,
              629000.0204,
              3370999.999,
              539.1740456
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0004331772,
                    3369499.979358675,
                    3.694045646117559
                  ],
                  [
                    627500.0004331772,
                    3370999.9993586745,
                    3.694045646117559
                  ],
                  [
                    629000.0204331772,
                    3370999.9993586745,
                    539.1740456461175
                  ],
                  [
                    629000.0204331772,
                    3369499.979358675,
                    539.1740456461175
                  ],
                  [
                    627500.0004331772,
                    3369499.979358675,
                    3.694045646117559
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T20:48:27+00:00",
            "end_time": "2010-12-06T18:08:09+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": "20101202_AG18.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.78307030049024,
              30.316642290850577,
              2.080025636377478
            ],
            [
              -91.78290297907148,
              30.33017565496867,
              2.080025636377478
            ],
            [
              -91.76730197449136,
              30.330029530389996,
              119.52002563637748
            ],
            [
              -91.76747143935594,
              30.31649624504465,
              119.52002563637748
            ],
            [
              -91.78307030049024,
              30.316642290850577,
              2.080025636377478
            ]
          ]
        ]
      },
      "bbox": [
        -91.7830703,
        30.31649625,
        2.080025636,
        -91.76730197,
        30.33017565,
        119.5200256
      ],
      "properties": {
        "datetime": "2010-12-07T22:46:24Z",
        "pc:count": 4215974,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617682.3614,
            "count": 4215974,
            "maximum": 618500.0203,
            "minimum": 617000.0003,
            "name": "X",
            "position": 0,
            "stddev": 423.4173065,
            "variance": 179282.2155
          },
          {
            "average": 3355221.473,
            "count": 4215974,
            "maximum": 3356000,
            "minimum": 3354499.98,
            "name": "Y",
            "position": 1,
            "stddev": 426.9525266,
            "variance": 182288.4599
          },
          {
            "average": 7.341396103,
            "count": 4215974,
            "maximum": 119.5200256,
            "minimum": 2.080025636,
            "name": "Z",
            "position": 2,
            "stddev": 6.75825343,
            "variance": 45.67398943
          },
          {
            "average": 49.98075486,
            "count": 4215974,
            "maximum": 12818,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.53964165,
            "variance": 2260.017528
          },
          {
            "average": 1.414750423,
            "count": 4215974,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.705187033,
            "variance": 0.4972887515
          },
          {
            "average": 1.829597858,
            "count": 4215974,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9514478466,
            "variance": 0.9052530049
          },
          {
            "average": 0.5041209932,
            "count": 4215974,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999830764,
            "variance": 0.2499830767
          },
          {
            "average": 0.001256411923,
            "count": 4215974,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03542363123,
            "variance": 0.00125483365
          },
          {
            "average": 3.06860123,
            "count": 4215974,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.549372225,
            "variance": 2.400554293
          },
          {
            "average": 0.1167963948,
            "count": 4215974,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.995639479,
            "variance": 15.96513484
          },
          {
            "average": 0,
            "count": 4215974,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4107.954291,
            "count": 4215974,
            "maximum": 4301,
            "minimum": 3911,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.0524234,
            "variance": 4907.342025
          },
          {
            "average": -24204871.42,
            "count": 4215974,
            "maximum": -24202815.38,
            "minimum": -24206958.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 719.8437136,
            "variance": 518174.9721
          },
          {
            "average": 0,
            "count": 4215974,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4215974,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4215974,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4215974,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4215974,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          617000.0003,
          3354499.98,
          2.080025636,
          618500.0203,
          3356000,
          119.5200256
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                617000.0003250237,
                3354499.9797895746,
                2.080025636377478
              ],
              [
                617000.0003250237,
                3355999.999789574,
                2.080025636377478
              ],
              [
                618500.0203250237,
                3355999.999789574,
                119.52002563637748
              ],
              [
                618500.0203250237,
                3354499.9797895746,
                119.52002563637748
              ],
              [
                617000.0003250237,
                3354499.9797895746,
                2.080025636377478
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:46:24+00:00",
        "end_time": "2010-12-07T21:37:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG18.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG18.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG18.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG18.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.7830703,
            30.31649625,
            2.080025636,
            -91.76730197,
            30.33017565,
            119.5200256
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.78307030049024,
                  30.316642290850577,
                  2.080025636377478
                ],
                [
                  -91.78290297907148,
                  30.33017565496867,
                  2.080025636377478
                ],
                [
                  -91.76730197449136,
                  30.330029530389996,
                  119.52002563637748
                ],
                [
                  -91.76747143935594,
                  30.31649624504465,
                  119.52002563637748
                ],
                [
                  -91.78307030049024,
                  30.316642290850577,
                  2.080025636377478
                ]
              ]
            ]
          },
          "id": "20101202_AG18.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG18.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:46:24Z",
            "pc:count": 4215974,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617682.3614,
                "count": 4215974,
                "maximum": 618500.0203,
                "minimum": 617000.0003,
                "name": "X",
                "position": 0,
                "stddev": 423.4173065,
                "variance": 179282.2155
              },
              {
                "average": 3355221.473,
                "count": 4215974,
                "maximum": 3356000,
                "minimum": 3354499.98,
                "name": "Y",
                "position": 1,
                "stddev": 426.9525266,
                "variance": 182288.4599
              },
              {
                "average": 7.341396103,
                "count": 4215974,
                "maximum": 119.5200256,
                "minimum": 2.080025636,
                "name": "Z",
                "position": 2,
                "stddev": 6.75825343,
                "variance": 45.67398943
              },
              {
                "average": 49.98075486,
                "count": 4215974,
                "maximum": 12818,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.53964165,
                "variance": 2260.017528
              },
              {
                "average": 1.414750423,
                "count": 4215974,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.705187033,
                "variance": 0.4972887515
              },
              {
                "average": 1.829597858,
                "count": 4215974,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9514478466,
                "variance": 0.9052530049
              },
              {
                "average": 0.5041209932,
                "count": 4215974,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999830764,
                "variance": 0.2499830767
              },
              {
                "average": 0.001256411923,
                "count": 4215974,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03542363123,
                "variance": 0.00125483365
              },
              {
                "average": 3.06860123,
                "count": 4215974,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.549372225,
                "variance": 2.400554293
              },
              {
                "average": 0.1167963948,
                "count": 4215974,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.995639479,
                "variance": 15.96513484
              },
              {
                "average": 0,
                "count": 4215974,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4107.954291,
                "count": 4215974,
                "maximum": 4301,
                "minimum": 3911,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.0524234,
                "variance": 4907.342025
              },
              {
                "average": -24204871.42,
                "count": 4215974,
                "maximum": -24202815.38,
                "minimum": -24206958.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 719.8437136,
                "variance": 518174.9721
              },
              {
                "average": 0,
                "count": 4215974,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4215974,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4215974,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4215974,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4215974,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              617000.0003,
              3354499.98,
              2.080025636,
              618500.0203,
              3356000,
              119.5200256
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    617000.0003250237,
                    3354499.9797895746,
                    2.080025636377478
                  ],
                  [
                    617000.0003250237,
                    3355999.999789574,
                    2.080025636377478
                  ],
                  [
                    618500.0203250237,
                    3355999.999789574,
                    119.52002563637748
                  ],
                  [
                    618500.0203250237,
                    3354499.9797895746,
                    119.52002563637748
                  ],
                  [
                    617000.0003250237,
                    3354499.9797895746,
                    2.080025636377478
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:46:24+00:00",
            "end_time": "2010-12-07T21:37:21+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": "20101202_AB09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85965182636558,
              30.439145636079747,
              2.691709790571934
            ],
            [
              -91.85949426381666,
              30.45267911985481,
              2.691709790571934
            ],
            [
              -91.84387355485947,
              30.45254163391667,
              382.71170979057194
            ],
            [
              -91.84403327426887,
              30.439008224079203,
              382.71170979057194
            ],
            [
              -91.85965182636558,
              30.439145636079747,
              2.691709790571934
            ]
          ]
        ]
      },
      "bbox": [
        -91.85965183,
        30.43900822,
        2.691709791,
        -91.84387355,
        30.45267912,
        382.7117098
      ],
      "properties": {
        "datetime": "2010-12-07T22:22:18Z",
        "pc:count": 5134265,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610358.3772,
            "count": 5134265,
            "maximum": 611000.0166,
            "minimum": 609500.0166,
            "name": "X",
            "position": 0,
            "stddev": 377.7358846,
            "variance": 142684.3985
          },
          {
            "average": 3368766.173,
            "count": 5134265,
            "maximum": 3369499.999,
            "minimum": 3367999.979,
            "name": "Y",
            "position": 1,
            "stddev": 436.1805335,
            "variance": 190253.4578
          },
          {
            "average": 10.18025179,
            "count": 5134265,
            "maximum": 382.7117098,
            "minimum": 2.691709791,
            "name": "Z",
            "position": 2,
            "stddev": 7.960001199,
            "variance": 63.36161909
          },
          {
            "average": 47.64290721,
            "count": 5134265,
            "maximum": 1071,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.62865807,
            "variance": 1817.202489
          },
          {
            "average": 1.659625672,
            "count": 5134265,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8378420851,
            "variance": 0.7019793596
          },
          {
            "average": 2.31909397,
            "count": 5134265,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.005573894,
            "variance": 1.011178857
          },
          {
            "average": 0.5065568295,
            "count": 5134265,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999570548,
            "variance": 0.2499570567
          },
          {
            "average": 0.001207378271,
            "count": 5134265,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03472636958,
            "variance": 0.001205920744
          },
          {
            "average": 3.528376116,
            "count": 5134265,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.531615325,
            "variance": 2.345845504
          },
          {
            "average": 1.011320053,
            "count": 5134265,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.981609266,
            "variance": 15.85321235
          },
          {
            "average": 0,
            "count": 5134265,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4017.11278,
            "count": 5134265,
            "maximum": 4201,
            "minimum": 3911,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.50358775,
            "variance": 3906.698482
          },
          {
            "average": -24205875.42,
            "count": 5134265,
            "maximum": -24204261.87,
            "minimum": -24206720.28,
            "name": "GpsTime",
            "position": 12,
            "stddev": 830.5713593,
            "variance": 689848.7828
          },
          {
            "average": 0,
            "count": 5134265,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5134265,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5134265,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5134265,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5134265,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609500.0166,
          3367999.979,
          2.691709791,
          611000.0166,
          3369499.999,
          382.7117098
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609500.016606803,
                3367999.978675876,
                2.691709790571934
              ],
              [
                609500.016606803,
                3369499.9986758754,
                2.691709790571934
              ],
              [
                611000.016606803,
                3369499.9986758754,
                382.71170979057194
              ],
              [
                611000.016606803,
                3367999.978675876,
                382.71170979057194
              ],
              [
                609500.016606803,
                3367999.978675876,
                2.691709790571934
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:22:18+00:00",
        "end_time": "2010-12-07T21:41:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85965183,
            30.43900822,
            2.691709791,
            -91.84387355,
            30.45267912,
            382.7117098
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85965182636558,
                  30.439145636079747,
                  2.691709790571934
                ],
                [
                  -91.85949426381666,
                  30.45267911985481,
                  2.691709790571934
                ],
                [
                  -91.84387355485947,
                  30.45254163391667,
                  382.71170979057194
                ],
                [
                  -91.84403327426887,
                  30.439008224079203,
                  382.71170979057194
                ],
                [
                  -91.85965182636558,
                  30.439145636079747,
                  2.691709790571934
                ]
              ]
            ]
          },
          "id": "20101202_AB09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:22:18Z",
            "pc:count": 5134265,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610358.3772,
                "count": 5134265,
                "maximum": 611000.0166,
                "minimum": 609500.0166,
                "name": "X",
                "position": 0,
                "stddev": 377.7358846,
                "variance": 142684.3985
              },
              {
                "average": 3368766.173,
                "count": 5134265,
                "maximum": 3369499.999,
                "minimum": 3367999.979,
                "name": "Y",
                "position": 1,
                "stddev": 436.1805335,
                "variance": 190253.4578
              },
              {
                "average": 10.18025179,
                "count": 5134265,
                "maximum": 382.7117098,
                "minimum": 2.691709791,
                "name": "Z",
                "position": 2,
                "stddev": 7.960001199,
                "variance": 63.36161909
              },
              {
                "average": 47.64290721,
                "count": 5134265,
                "maximum": 1071,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.62865807,
                "variance": 1817.202489
              },
              {
                "average": 1.659625672,
                "count": 5134265,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8378420851,
                "variance": 0.7019793596
              },
              {
                "average": 2.31909397,
                "count": 5134265,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.005573894,
                "variance": 1.011178857
              },
              {
                "average": 0.5065568295,
                "count": 5134265,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999570548,
                "variance": 0.2499570567
              },
              {
                "average": 0.001207378271,
                "count": 5134265,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03472636958,
                "variance": 0.001205920744
              },
              {
                "average": 3.528376116,
                "count": 5134265,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.531615325,
                "variance": 2.345845504
              },
              {
                "average": 1.011320053,
                "count": 5134265,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.981609266,
                "variance": 15.85321235
              },
              {
                "average": 0,
                "count": 5134265,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4017.11278,
                "count": 5134265,
                "maximum": 4201,
                "minimum": 3911,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.50358775,
                "variance": 3906.698482
              },
              {
                "average": -24205875.42,
                "count": 5134265,
                "maximum": -24204261.87,
                "minimum": -24206720.28,
                "name": "GpsTime",
                "position": 12,
                "stddev": 830.5713593,
                "variance": 689848.7828
              },
              {
                "average": 0,
                "count": 5134265,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5134265,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5134265,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5134265,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5134265,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609500.0166,
              3367999.979,
              2.691709791,
              611000.0166,
              3369499.999,
              382.7117098
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609500.016606803,
                    3367999.978675876,
                    2.691709790571934
                  ],
                  [
                    609500.016606803,
                    3369499.9986758754,
                    2.691709790571934
                  ],
                  [
                    611000.016606803,
                    3369499.9986758754,
                    382.71170979057194
                  ],
                  [
                    611000.016606803,
                    3367999.978675876,
                    382.71170979057194
                  ],
                  [
                    609500.016606803,
                    3367999.978675876,
                    2.691709790571934
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:22:18+00:00",
            "end_time": "2010-12-07T21:41:19+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": "20101202_AE08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81263265059509,
              30.452260897841025,
              2.375712896662684
            ],
            [
              -91.81246850641081,
              30.46579412789273,
              2.375712896662684
            ],
            [
              -91.7968457604552,
              30.465650954985907,
              71.0557128966627
            ],
            [
              -91.7970120628013,
              30.45211780190889,
              71.0557128966627
            ],
            [
              -91.81263265059509,
              30.452260897841025,
              2.375712896662684
            ]
          ]
        ]
      },
      "bbox": [
        -91.81263265,
        30.4521178,
        2.375712897,
        -91.79684576,
        30.46579413,
        71.0557129
      ],
      "properties": {
        "datetime": "2010-12-07T18:43:57Z",
        "pc:count": 4837987,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614756.8181,
            "count": 4837987,
            "maximum": 615500.0188,
            "minimum": 613999.9988,
            "name": "X",
            "position": 0,
            "stddev": 432.2927836,
            "variance": 186877.0508
          },
          {
            "average": 3370237.23,
            "count": 4837987,
            "maximum": 3371000.001,
            "minimum": 3369499.981,
            "name": "Y",
            "position": 1,
            "stddev": 431.7713214,
            "variance": 186426.474
          },
          {
            "average": 10.80291226,
            "count": 4837987,
            "maximum": 71.0557129,
            "minimum": 2.375712897,
            "name": "Z",
            "position": 2,
            "stddev": 7.382682647,
            "variance": 54.50400307
          },
          {
            "average": 50.79616398,
            "count": 4837987,
            "maximum": 307,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.88464527,
            "variance": 2198.169962
          },
          {
            "average": 1.574832673,
            "count": 4837987,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8241066009,
            "variance": 0.6791516897
          },
          {
            "average": 2.149679402,
            "count": 4837987,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.06404842,
            "variance": 1.132199041
          },
          {
            "average": 0.5100865298,
            "count": 4837987,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998983032,
            "variance": 0.2498983136
          },
          {
            "average": 0.001187890749,
            "count": 4837987,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03444531767,
            "variance": 0.00118647991
          },
          {
            "average": 3.64640769,
            "count": 4837987,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.527715302,
            "variance": 2.333914045
          },
          {
            "average": 0.2633396618,
            "count": 4837987,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.067619568,
            "variance": 16.54552895
          },
          {
            "average": 0,
            "count": 4837987,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3356.379764,
            "count": 4837987,
            "maximum": 3502,
            "minimum": 3201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.57391033,
            "variance": 5266.97246
          },
          {
            "average": -24219265.37,
            "count": 4837987,
            "maximum": -24217362.98,
            "minimum": -24221231.19,
            "name": "GpsTime",
            "position": 12,
            "stddev": 770.2844426,
            "variance": 593338.1225
          },
          {
            "average": 0,
            "count": 4837987,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4837987,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4837987,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4837987,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4837987,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9988,
          3369499.981,
          2.375712897,
          615500.0188,
          3371000.001,
          71.0557129
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9988173816,
                3369499.9811969916,
                2.375712896662684
              ],
              [
                613999.9988173816,
                3371000.001196991,
                2.375712896662684
              ],
              [
                615500.0188173816,
                3371000.001196991,
                71.0557128966627
              ],
              [
                615500.0188173816,
                3369499.9811969916,
                71.0557128966627
              ],
              [
                613999.9988173816,
                3369499.9811969916,
                2.375712896662684
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:43:57+00:00",
        "end_time": "2010-12-07T17:39:28+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81263265,
            30.4521178,
            2.375712897,
            -91.79684576,
            30.46579413,
            71.0557129
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81263265059509,
                  30.452260897841025,
                  2.375712896662684
                ],
                [
                  -91.81246850641081,
                  30.46579412789273,
                  2.375712896662684
                ],
                [
                  -91.7968457604552,
                  30.465650954985907,
                  71.0557128966627
                ],
                [
                  -91.7970120628013,
                  30.45211780190889,
                  71.0557128966627
                ],
                [
                  -91.81263265059509,
                  30.452260897841025,
                  2.375712896662684
                ]
              ]
            ]
          },
          "id": "20101202_AE08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:43:57Z",
            "pc:count": 4837987,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614756.8181,
                "count": 4837987,
                "maximum": 615500.0188,
                "minimum": 613999.9988,
                "name": "X",
                "position": 0,
                "stddev": 432.2927836,
                "variance": 186877.0508
              },
              {
                "average": 3370237.23,
                "count": 4837987,
                "maximum": 3371000.001,
                "minimum": 3369499.981,
                "name": "Y",
                "position": 1,
                "stddev": 431.7713214,
                "variance": 186426.474
              },
              {
                "average": 10.80291226,
                "count": 4837987,
                "maximum": 71.0557129,
                "minimum": 2.375712897,
                "name": "Z",
                "position": 2,
                "stddev": 7.382682647,
                "variance": 54.50400307
              },
              {
                "average": 50.79616398,
                "count": 4837987,
                "maximum": 307,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.88464527,
                "variance": 2198.169962
              },
              {
                "average": 1.574832673,
                "count": 4837987,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8241066009,
                "variance": 0.6791516897
              },
              {
                "average": 2.149679402,
                "count": 4837987,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.06404842,
                "variance": 1.132199041
              },
              {
                "average": 0.5100865298,
                "count": 4837987,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998983032,
                "variance": 0.2498983136
              },
              {
                "average": 0.001187890749,
                "count": 4837987,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03444531767,
                "variance": 0.00118647991
              },
              {
                "average": 3.64640769,
                "count": 4837987,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.527715302,
                "variance": 2.333914045
              },
              {
                "average": 0.2633396618,
                "count": 4837987,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.067619568,
                "variance": 16.54552895
              },
              {
                "average": 0,
                "count": 4837987,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3356.379764,
                "count": 4837987,
                "maximum": 3502,
                "minimum": 3201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.57391033,
                "variance": 5266.97246
              },
              {
                "average": -24219265.37,
                "count": 4837987,
                "maximum": -24217362.98,
                "minimum": -24221231.19,
                "name": "GpsTime",
                "position": 12,
                "stddev": 770.2844426,
                "variance": 593338.1225
              },
              {
                "average": 0,
                "count": 4837987,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4837987,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4837987,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4837987,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4837987,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9988,
              3369499.981,
              2.375712897,
              615500.0188,
              3371000.001,
              71.0557129
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9988173816,
                    3369499.9811969916,
                    2.375712896662684
                  ],
                  [
                    613999.9988173816,
                    3371000.001196991,
                    2.375712896662684
                  ],
                  [
                    615500.0188173816,
                    3371000.001196991,
                    71.0557128966627
                  ],
                  [
                    615500.0188173816,
                    3369499.9811969916,
                    71.0557128966627
                  ],
                  [
                    613999.9988173816,
                    3369499.9811969916,
                    2.375712896662684
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:43:57+00:00",
            "end_time": "2010-12-07T17:39:28+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": "20101202_AO13.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65736081197447,
              30.383084211228155,
              0.943684295602374
            ],
            [
              -91.65717571820406,
              30.396616771808688,
              0.943684295602374
            ],
            [
              -91.64156493865201,
              30.39645533302555,
              93.00368429560237
            ],
            [
              -91.64175218259581,
              30.382922859353904,
              93.00368429560237
            ],
            [
              -91.65736081197447,
              30.383084211228155,
              0.943684295602374
            ]
          ]
        ]
      },
      "bbox": [
        -91.65736081,
        30.38292286,
        0.9436842956,
        -91.64156494,
        30.39661677,
        93.0036843
      ],
      "properties": {
        "datetime": "2010-12-06T22:01:41Z",
        "pc:count": 5798561,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629809.7854,
            "count": 5798561,
            "maximum": 630500.0193,
            "minimum": 628999.9993,
            "name": "X",
            "position": 0,
            "stddev": 417.6831644,
            "variance": 174459.2258
          },
          {
            "average": 3362793.841,
            "count": 5798561,
            "maximum": 3363499.998,
            "minimum": 3361999.978,
            "name": "Y",
            "position": 1,
            "stddev": 424.0587695,
            "variance": 179825.84
          },
          {
            "average": 14.58037616,
            "count": 5798561,
            "maximum": 93.0036843,
            "minimum": 0.9436842956,
            "name": "Z",
            "position": 2,
            "stddev": 8.142937899,
            "variance": 66.30743762
          },
          {
            "average": 44.49175666,
            "count": 5798561,
            "maximum": 1619,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.73173858,
            "variance": 1659.074528
          },
          {
            "average": 1.740977805,
            "count": 5798561,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8560858613,
            "variance": 0.7328830019
          },
          {
            "average": 2.482120305,
            "count": 5798561,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9532346937,
            "variance": 0.9086563812
          },
          {
            "average": 0.5065329139,
            "count": 5798561,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999573623,
            "variance": 0.2499573641
          },
          {
            "average": 0.001236686136,
            "count": 5798561,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03514479986,
            "variance": 0.001235156957
          },
          {
            "average": 3.951163918,
            "count": 5798561,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.671672903,
            "variance": 2.794490295
          },
          {
            "average": 1.203930319,
            "count": 5798561,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.952620407,
            "variance": 15.62320808
          },
          {
            "average": 0,
            "count": 5798561,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2035.658002,
            "count": 5798561,
            "maximum": 2201,
            "minimum": 1902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.61539415,
            "variance": 4846.303103
          },
          {
            "average": -24293597.92,
            "count": 5798561,
            "maximum": -24291898.21,
            "minimum": -24294950.72,
            "name": "GpsTime",
            "position": 12,
            "stddev": 781.8679444,
            "variance": 611317.4825
          },
          {
            "average": 0,
            "count": 5798561,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5798561,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5798561,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5798561,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5798561,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9993,
          3361999.978,
          0.9436842956,
          630500.0193,
          3363499.998,
          93.0036843
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.999315053,
                3361999.9783892287,
                0.943684295602374
              ],
              [
                628999.999315053,
                3363499.9983892282,
                0.943684295602374
              ],
              [
                630500.019315053,
                3363499.9983892282,
                93.00368429560237
              ],
              [
                630500.019315053,
                3361999.9783892287,
                93.00368429560237
              ],
              [
                628999.999315053,
                3361999.9783892287,
                0.943684295602374
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:01:41+00:00",
        "end_time": "2010-12-06T21:10:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO13.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO13.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO13.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO13.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65736081,
            30.38292286,
            0.9436842956,
            -91.64156494,
            30.39661677,
            93.0036843
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65736081197447,
                  30.383084211228155,
                  0.943684295602374
                ],
                [
                  -91.65717571820406,
                  30.396616771808688,
                  0.943684295602374
                ],
                [
                  -91.64156493865201,
                  30.39645533302555,
                  93.00368429560237
                ],
                [
                  -91.64175218259581,
                  30.382922859353904,
                  93.00368429560237
                ],
                [
                  -91.65736081197447,
                  30.383084211228155,
                  0.943684295602374
                ]
              ]
            ]
          },
          "id": "20101202_AO13.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO13.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:01:41Z",
            "pc:count": 5798561,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629809.7854,
                "count": 5798561,
                "maximum": 630500.0193,
                "minimum": 628999.9993,
                "name": "X",
                "position": 0,
                "stddev": 417.6831644,
                "variance": 174459.2258
              },
              {
                "average": 3362793.841,
                "count": 5798561,
                "maximum": 3363499.998,
                "minimum": 3361999.978,
                "name": "Y",
                "position": 1,
                "stddev": 424.0587695,
                "variance": 179825.84
              },
              {
                "average": 14.58037616,
                "count": 5798561,
                "maximum": 93.0036843,
                "minimum": 0.9436842956,
                "name": "Z",
                "position": 2,
                "stddev": 8.142937899,
                "variance": 66.30743762
              },
              {
                "average": 44.49175666,
                "count": 5798561,
                "maximum": 1619,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.73173858,
                "variance": 1659.074528
              },
              {
                "average": 1.740977805,
                "count": 5798561,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8560858613,
                "variance": 0.7328830019
              },
              {
                "average": 2.482120305,
                "count": 5798561,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9532346937,
                "variance": 0.9086563812
              },
              {
                "average": 0.5065329139,
                "count": 5798561,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999573623,
                "variance": 0.2499573641
              },
              {
                "average": 0.001236686136,
                "count": 5798561,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03514479986,
                "variance": 0.001235156957
              },
              {
                "average": 3.951163918,
                "count": 5798561,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.671672903,
                "variance": 2.794490295
              },
              {
                "average": 1.203930319,
                "count": 5798561,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.952620407,
                "variance": 15.62320808
              },
              {
                "average": 0,
                "count": 5798561,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2035.658002,
                "count": 5798561,
                "maximum": 2201,
                "minimum": 1902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.61539415,
                "variance": 4846.303103
              },
              {
                "average": -24293597.92,
                "count": 5798561,
                "maximum": -24291898.21,
                "minimum": -24294950.72,
                "name": "GpsTime",
                "position": 12,
                "stddev": 781.8679444,
                "variance": 611317.4825
              },
              {
                "average": 0,
                "count": 5798561,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5798561,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5798561,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5798561,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5798561,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9993,
              3361999.978,
              0.9436842956,
              630500.0193,
              3363499.998,
              93.0036843
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.999315053,
                    3361999.9783892287,
                    0.943684295602374
                  ],
                  [
                    628999.999315053,
                    3363499.9983892282,
                    0.943684295602374
                  ],
                  [
                    630500.019315053,
                    3363499.9983892282,
                    93.00368429560237
                  ],
                  [
                    630500.019315053,
                    3361999.9783892287,
                    93.00368429560237
                  ],
                  [
                    628999.999315053,
                    3361999.9783892287,
                    0.943684295602374
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:01:41+00:00",
            "end_time": "2010-12-06T21:10:49+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": "20101202_AK12.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71961923457738,
              30.39724370359138,
              3.438139104731803
            ],
            [
              -91.71944262233339,
              30.410776572773518,
              3.438139104731803
            ],
            [
              -91.70382919724774,
              30.410622510678404,
              223.11813910473182
            ],
            [
              -91.70400796140774,
              30.397089724412734,
              223.11813910473182
            ],
            [
              -91.71961923457738,
              30.39724370359138,
              3.438139104731803
            ]
          ]
        ]
      },
      "bbox": [
        -91.71961923,
        30.39708972,
        3.438139105,
        -91.7038292,
        30.41077657,
        223.1181391
      ],
      "properties": {
        "datetime": "2010-12-07T16:27:25Z",
        "pc:count": 6053738,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623757.8364,
            "count": 6053738,
            "maximum": 624500.0205,
            "minimum": 623000.0005,
            "name": "X",
            "position": 0,
            "stddev": 433.2013526,
            "variance": 187663.4119
          },
          {
            "average": 3364211.85,
            "count": 6053738,
            "maximum": 3365000,
            "minimum": 3363499.98,
            "name": "Y",
            "position": 1,
            "stddev": 422.0821675,
            "variance": 178153.3561
          },
          {
            "average": 14.32983798,
            "count": 6053738,
            "maximum": 223.1181391,
            "minimum": 3.438139105,
            "name": "Z",
            "position": 2,
            "stddev": 7.802143077,
            "variance": 60.87343659
          },
          {
            "average": 45.52223056,
            "count": 6053738,
            "maximum": 252,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.03399587,
            "variance": 1851.924801
          },
          {
            "average": 1.75543375,
            "count": 6053738,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8949345875,
            "variance": 0.800907916
          },
          {
            "average": 2.510775821,
            "count": 6053738,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.037624118,
            "variance": 1.076663811
          },
          {
            "average": 0.5056586526,
            "count": 6053738,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999680199,
            "variance": 0.2499680209
          },
          {
            "average": 0.001204049465,
            "count": 6053738,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03467852258,
            "variance": 0.001202599929
          },
          {
            "average": 3.87424398,
            "count": 6053738,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.462964641,
            "variance": 2.140265541
          },
          {
            "average": 0.4933906414,
            "count": 6053738,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.945334905,
            "variance": 15.56566751
          },
          {
            "average": 0,
            "count": 6053738,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2682.71628,
            "count": 6053738,
            "maximum": 2801,
            "minimum": 2502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.90687567,
            "variance": 5170.598769
          },
          {
            "average": -24227947.27,
            "count": 6053738,
            "maximum": -24225554.41,
            "minimum": -24288482.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 8646.279956,
            "variance": 74758157.08
          },
          {
            "average": 0,
            "count": 6053738,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6053738,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6053738,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6053738,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6053738,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0005,
          3363499.98,
          3.438139105,
          624500.0205,
          3365000,
          223.1181391
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0005475339,
                3363499.9799823985,
                3.438139104731803
              ],
              [
                623000.0005475339,
                3364999.999982398,
                3.438139104731803
              ],
              [
                624500.0205475339,
                3364999.999982398,
                223.11813910473182
              ],
              [
                624500.0205475339,
                3363499.9799823985,
                223.11813910473182
              ],
              [
                623000.0005475339,
                3363499.9799823985,
                3.438139104731803
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:27:25+00:00",
        "end_time": "2010-12-06T22:58:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK12.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK12.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK12.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK12.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71961923,
            30.39708972,
            3.438139105,
            -91.7038292,
            30.41077657,
            223.1181391
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71961923457738,
                  30.39724370359138,
                  3.438139104731803
                ],
                [
                  -91.71944262233339,
                  30.410776572773518,
                  3.438139104731803
                ],
                [
                  -91.70382919724774,
                  30.410622510678404,
                  223.11813910473182
                ],
                [
                  -91.70400796140774,
                  30.397089724412734,
                  223.11813910473182
                ],
                [
                  -91.71961923457738,
                  30.39724370359138,
                  3.438139104731803
                ]
              ]
            ]
          },
          "id": "20101202_AK12.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK12.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:27:25Z",
            "pc:count": 6053738,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623757.8364,
                "count": 6053738,
                "maximum": 624500.0205,
                "minimum": 623000.0005,
                "name": "X",
                "position": 0,
                "stddev": 433.2013526,
                "variance": 187663.4119
              },
              {
                "average": 3364211.85,
                "count": 6053738,
                "maximum": 3365000,
                "minimum": 3363499.98,
                "name": "Y",
                "position": 1,
                "stddev": 422.0821675,
                "variance": 178153.3561
              },
              {
                "average": 14.32983798,
                "count": 6053738,
                "maximum": 223.1181391,
                "minimum": 3.438139105,
                "name": "Z",
                "position": 2,
                "stddev": 7.802143077,
                "variance": 60.87343659
              },
              {
                "average": 45.52223056,
                "count": 6053738,
                "maximum": 252,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.03399587,
                "variance": 1851.924801
              },
              {
                "average": 1.75543375,
                "count": 6053738,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8949345875,
                "variance": 0.800907916
              },
              {
                "average": 2.510775821,
                "count": 6053738,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.037624118,
                "variance": 1.076663811
              },
              {
                "average": 0.5056586526,
                "count": 6053738,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999680199,
                "variance": 0.2499680209
              },
              {
                "average": 0.001204049465,
                "count": 6053738,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03467852258,
                "variance": 0.001202599929
              },
              {
                "average": 3.87424398,
                "count": 6053738,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.462964641,
                "variance": 2.140265541
              },
              {
                "average": 0.4933906414,
                "count": 6053738,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.945334905,
                "variance": 15.56566751
              },
              {
                "average": 0,
                "count": 6053738,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2682.71628,
                "count": 6053738,
                "maximum": 2801,
                "minimum": 2502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.90687567,
                "variance": 5170.598769
              },
              {
                "average": -24227947.27,
                "count": 6053738,
                "maximum": -24225554.41,
                "minimum": -24288482.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 8646.279956,
                "variance": 74758157.08
              },
              {
                "average": 0,
                "count": 6053738,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6053738,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6053738,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6053738,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6053738,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0005,
              3363499.98,
              3.438139105,
              624500.0205,
              3365000,
              223.1181391
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0005475339,
                    3363499.9799823985,
                    3.438139104731803
                  ],
                  [
                    623000.0005475339,
                    3364999.999982398,
                    3.438139104731803
                  ],
                  [
                    624500.0205475339,
                    3364999.999982398,
                    223.11813910473182
                  ],
                  [
                    624500.0205475339,
                    3363499.9799823985,
                    223.11813910473182
                  ],
                  [
                    623000.0005475339,
                    3363499.9799823985,
                    3.438139104731803
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:27:25+00:00",
            "end_time": "2010-12-06T22:58:37+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": "20101202_AJ02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73348051600564,
              30.532722199341464,
              3.476766797050502
            ],
            [
              -91.73330486890255,
              30.546254860287057,
              3.476766797050502
            ],
            [
              -91.7176697240095,
              30.546101843897,
              168.2367667970505
            ],
            [
              -91.71784753773109,
              30.532569265085545,
              168.2367667970505
            ],
            [
              -91.73348051600564,
              30.532722199341464,
              3.476766797050502
            ]
          ]
        ]
      },
      "bbox": [
        -91.73348052,
        30.53256927,
        3.476766797,
        -91.71766972,
        30.54625486,
        168.2367668
      ],
      "properties": {
        "datetime": "2010-12-06T21:16:05Z",
        "pc:count": 5951683,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622243.4801,
            "count": 5951683,
            "maximum": 623000.0195,
            "minimum": 621499.9995,
            "name": "X",
            "position": 0,
            "stddev": 436.0961616,
            "variance": 190179.8622
          },
          {
            "average": 3379253.701,
            "count": 5951683,
            "maximum": 3379999.998,
            "minimum": 3378499.978,
            "name": "Y",
            "position": 1,
            "stddev": 436.1301785,
            "variance": 190209.5326
          },
          {
            "average": 12.93333129,
            "count": 5951683,
            "maximum": 168.2367668,
            "minimum": 3.476766797,
            "name": "Z",
            "position": 2,
            "stddev": 7.777726543,
            "variance": 60.49303017
          },
          {
            "average": 47.77730602,
            "count": 5951683,
            "maximum": 615,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.38052307,
            "variance": 1881.869782
          },
          {
            "average": 1.711752457,
            "count": 5951683,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8385511608,
            "variance": 0.7031680493
          },
          {
            "average": 2.423605558,
            "count": 5951683,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9440055156,
            "variance": 0.8911464136
          },
          {
            "average": 0.5064663222,
            "count": 5951683,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999582269,
            "variance": 0.2499582287
          },
          {
            "average": 0.001229736194,
            "count": 5951683,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03504602901,
            "variance": 0.001228224149
          },
          {
            "average": 3.720996397,
            "count": 5951683,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.473754643,
            "variance": 2.171952749
          },
          {
            "average": -0.3106859036,
            "count": 5951683,
            "maximum": 7.998000145,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.126004564,
            "variance": 17.02391366
          },
          {
            "average": 0,
            "count": 5951683,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1755.499345,
            "count": 5951683,
            "maximum": 1902,
            "minimum": 1601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.13245767,
            "variance": 5348.356365
          },
          {
            "average": -24299889.44,
            "count": 5951683,
            "maximum": -24294634.67,
            "minimum": -24305433.85,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3880.800859,
            "variance": 15060615.3
          },
          {
            "average": 0,
            "count": 5951683,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5951683,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5951683,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5951683,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5951683,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621499.9995,
          3378499.978,
          3.476766797,
          623000.0195,
          3379999.998,
          168.2367668
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621499.9994945792,
                3378499.977982138,
                3.476766797050502
              ],
              [
                621499.9994945792,
                3379999.9979821374,
                3.476766797050502
              ],
              [
                623000.0194945792,
                3379999.9979821374,
                168.2367667970505
              ],
              [
                623000.0194945792,
                3378499.977982138,
                168.2367667970505
              ],
              [
                621499.9994945792,
                3378499.977982138,
                3.476766797050502
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:16:05+00:00",
        "end_time": "2010-12-06T18:16:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73348052,
            30.53256927,
            3.476766797,
            -91.71766972,
            30.54625486,
            168.2367668
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73348051600564,
                  30.532722199341464,
                  3.476766797050502
                ],
                [
                  -91.73330486890255,
                  30.546254860287057,
                  3.476766797050502
                ],
                [
                  -91.7176697240095,
                  30.546101843897,
                  168.2367667970505
                ],
                [
                  -91.71784753773109,
                  30.532569265085545,
                  168.2367667970505
                ],
                [
                  -91.73348051600564,
                  30.532722199341464,
                  3.476766797050502
                ]
              ]
            ]
          },
          "id": "20101202_AJ02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:16:05Z",
            "pc:count": 5951683,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622243.4801,
                "count": 5951683,
                "maximum": 623000.0195,
                "minimum": 621499.9995,
                "name": "X",
                "position": 0,
                "stddev": 436.0961616,
                "variance": 190179.8622
              },
              {
                "average": 3379253.701,
                "count": 5951683,
                "maximum": 3379999.998,
                "minimum": 3378499.978,
                "name": "Y",
                "position": 1,
                "stddev": 436.1301785,
                "variance": 190209.5326
              },
              {
                "average": 12.93333129,
                "count": 5951683,
                "maximum": 168.2367668,
                "minimum": 3.476766797,
                "name": "Z",
                "position": 2,
                "stddev": 7.777726543,
                "variance": 60.49303017
              },
              {
                "average": 47.77730602,
                "count": 5951683,
                "maximum": 615,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.38052307,
                "variance": 1881.869782
              },
              {
                "average": 1.711752457,
                "count": 5951683,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8385511608,
                "variance": 0.7031680493
              },
              {
                "average": 2.423605558,
                "count": 5951683,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9440055156,
                "variance": 0.8911464136
              },
              {
                "average": 0.5064663222,
                "count": 5951683,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999582269,
                "variance": 0.2499582287
              },
              {
                "average": 0.001229736194,
                "count": 5951683,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03504602901,
                "variance": 0.001228224149
              },
              {
                "average": 3.720996397,
                "count": 5951683,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.473754643,
                "variance": 2.171952749
              },
              {
                "average": -0.3106859036,
                "count": 5951683,
                "maximum": 7.998000145,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.126004564,
                "variance": 17.02391366
              },
              {
                "average": 0,
                "count": 5951683,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1755.499345,
                "count": 5951683,
                "maximum": 1902,
                "minimum": 1601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.13245767,
                "variance": 5348.356365
              },
              {
                "average": -24299889.44,
                "count": 5951683,
                "maximum": -24294634.67,
                "minimum": -24305433.85,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3880.800859,
                "variance": 15060615.3
              },
              {
                "average": 0,
                "count": 5951683,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5951683,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5951683,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5951683,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5951683,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621499.9995,
              3378499.978,
              3.476766797,
              623000.0195,
              3379999.998,
              168.2367668
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621499.9994945792,
                    3378499.977982138,
                    3.476766797050502
                  ],
                  [
                    621499.9994945792,
                    3379999.9979821374,
                    3.476766797050502
                  ],
                  [
                    623000.0194945792,
                    3379999.9979821374,
                    168.2367667970505
                  ],
                  [
                    623000.0194945792,
                    3378499.977982138,
                    168.2367667970505
                  ],
                  [
                    621499.9994945792,
                    3378499.977982138,
                    3.476766797050502
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:16:05+00:00",
            "end_time": "2010-12-06T18:16:06+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": "20101202_AG19.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7831660784507,
              30.30888200919775,
              2.066925286154117
            ],
            [
              -91.78307018215023,
              30.316642491063362,
              2.066925286154117
            ],
            [
              -91.76747152896618,
              30.316496447202105,
              980.7869252861542
            ],
            [
              -91.76756865371551,
              30.308736010497185,
              980.7869252861542
            ],
            [
              -91.7831660784507,
              30.30888200919775,
              2.066925286154117
            ]
          ]
        ]
      },
      "bbox": [
        -91.78316608,
        30.30873601,
        2.066925286,
        -91.76747153,
        30.31664249,
        980.7869253
      ],
      "properties": {
        "datetime": "2010-12-07T22:46:22Z",
        "pc:count": 1864731,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 617709.155,
            "count": 1864731,
            "maximum": 618500.0115,
            "minimum": 617000.0115,
            "name": "X",
            "position": 0,
            "stddev": 436.8657599,
            "variance": 190851.6922
          },
          {
            "average": 3354169.163,
            "count": 1864731,
            "maximum": 3354500.002,
            "minimum": 3353639.842,
            "name": "Y",
            "position": 1,
            "stddev": 207.8744539,
            "variance": 43211.7886
          },
          {
            "average": 6.976623098,
            "count": 1864731,
            "maximum": 980.7869253,
            "minimum": 2.066925286,
            "name": "Z",
            "position": 2,
            "stddev": 6.358002346,
            "variance": 40.42419384
          },
          {
            "average": 49.60609814,
            "count": 1864731,
            "maximum": 12354,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.70241062,
            "variance": 1656.68623
          },
          {
            "average": 1.4169588,
            "count": 1864731,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.700386836,
            "variance": 0.4905417201
          },
          {
            "average": 1.833550255,
            "count": 1864731,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9382941481,
            "variance": 0.8803959084
          },
          {
            "average": 0.5043097369,
            "count": 1864731,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999815599,
            "variance": 0.2499815602
          },
          {
            "average": 0.001270424528,
            "count": 1864731,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03562037661,
            "variance": 0.00126881123
          },
          {
            "average": 3.085891209,
            "count": 1864731,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.573812515,
            "variance": 2.476885834
          },
          {
            "average": 0.3460615611,
            "count": 1864731,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.981983234,
            "variance": 15.85619047
          },
          {
            "average": 0,
            "count": 1864731,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4180.637117,
            "count": 1864731,
            "maximum": 4301,
            "minimum": 4001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.71167439,
            "variance": 4187.600802
          },
          {
            "average": -24204137.47,
            "count": 1864731,
            "maximum": -24202817.3,
            "minimum": -24206059.23,
            "name": "GpsTime",
            "position": 12,
            "stddev": 639.5753939,
            "variance": 409056.6844
          },
          {
            "average": 0,
            "count": 1864731,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1864731,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1864731,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1864731,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 1864731,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          617000.0115,
          3353639.842,
          2.066925286,
          618500.0115,
          3354500.002,
          980.7869253
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                617000.0114655776,
                3353639.842100327,
                2.066925286154117
              ],
              [
                617000.0114655776,
                3354500.002100327,
                2.066925286154117
              ],
              [
                618500.0114655776,
                3354500.002100327,
                980.7869252861542
              ],
              [
                618500.0114655776,
                3353639.842100327,
                980.7869252861542
              ],
              [
                617000.0114655776,
                3353639.842100327,
                2.066925286154117
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:46:22+00:00",
        "end_time": "2010-12-07T21:52:20+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AG19.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AG19.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AG19.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG19.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.78316608,
            30.30873601,
            2.066925286,
            -91.76747153,
            30.31664249,
            980.7869253
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7831660784507,
                  30.30888200919775,
                  2.066925286154117
                ],
                [
                  -91.78307018215023,
                  30.316642491063362,
                  2.066925286154117
                ],
                [
                  -91.76747152896618,
                  30.316496447202105,
                  980.7869252861542
                ],
                [
                  -91.76756865371551,
                  30.308736010497185,
                  980.7869252861542
                ],
                [
                  -91.7831660784507,
                  30.30888200919775,
                  2.066925286154117
                ]
              ]
            ]
          },
          "id": "20101202_AG19.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AG19.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:46:22Z",
            "pc:count": 1864731,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 617709.155,
                "count": 1864731,
                "maximum": 618500.0115,
                "minimum": 617000.0115,
                "name": "X",
                "position": 0,
                "stddev": 436.8657599,
                "variance": 190851.6922
              },
              {
                "average": 3354169.163,
                "count": 1864731,
                "maximum": 3354500.002,
                "minimum": 3353639.842,
                "name": "Y",
                "position": 1,
                "stddev": 207.8744539,
                "variance": 43211.7886
              },
              {
                "average": 6.976623098,
                "count": 1864731,
                "maximum": 980.7869253,
                "minimum": 2.066925286,
                "name": "Z",
                "position": 2,
                "stddev": 6.358002346,
                "variance": 40.42419384
              },
              {
                "average": 49.60609814,
                "count": 1864731,
                "maximum": 12354,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.70241062,
                "variance": 1656.68623
              },
              {
                "average": 1.4169588,
                "count": 1864731,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.700386836,
                "variance": 0.4905417201
              },
              {
                "average": 1.833550255,
                "count": 1864731,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9382941481,
                "variance": 0.8803959084
              },
              {
                "average": 0.5043097369,
                "count": 1864731,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999815599,
                "variance": 0.2499815602
              },
              {
                "average": 0.001270424528,
                "count": 1864731,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03562037661,
                "variance": 0.00126881123
              },
              {
                "average": 3.085891209,
                "count": 1864731,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.573812515,
                "variance": 2.476885834
              },
              {
                "average": 0.3460615611,
                "count": 1864731,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.981983234,
                "variance": 15.85619047
              },
              {
                "average": 0,
                "count": 1864731,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4180.637117,
                "count": 1864731,
                "maximum": 4301,
                "minimum": 4001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.71167439,
                "variance": 4187.600802
              },
              {
                "average": -24204137.47,
                "count": 1864731,
                "maximum": -24202817.3,
                "minimum": -24206059.23,
                "name": "GpsTime",
                "position": 12,
                "stddev": 639.5753939,
                "variance": 409056.6844
              },
              {
                "average": 0,
                "count": 1864731,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1864731,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1864731,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1864731,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 1864731,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              617000.0115,
              3353639.842,
              2.066925286,
              618500.0115,
              3354500.002,
              980.7869253
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    617000.0114655776,
                    3353639.842100327,
                    2.066925286154117
                  ],
                  [
                    617000.0114655776,
                    3354500.002100327,
                    2.066925286154117
                  ],
                  [
                    618500.0114655776,
                    3354500.002100327,
                    980.7869252861542
                  ],
                  [
                    618500.0114655776,
                    3353639.842100327,
                    980.7869252861542
                  ],
                  [
                    617000.0114655776,
                    3353639.842100327,
                    2.066925286154117
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:46:22+00:00",
            "end_time": "2010-12-07T21:52:20+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": "20101202_AM04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68694647278626,
              30.50519325832494,
              3.569594750905935
            ],
            [
              -91.68676457283334,
              30.518725728080014,
              3.569594750905935
            ],
            [
              -91.67113412520949,
              30.518567253856357,
              1313.769594750906
            ],
            [
              -91.67131818863636,
              30.505034869209496,
              1313.769594750906
            ],
            [
              -91.68694647278626,
              30.50519325832494,
              3.569594750905935
            ]
          ]
        ]
      },
      "bbox": [
        -91.68694647,
        30.50503487,
        3.569594751,
        -91.67113413,
        30.51872573,
        1313.769595
      ],
      "properties": {
        "datetime": "2010-12-06T18:17:33Z",
        "pc:count": 6669681,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626741.4497,
            "count": 6669681,
            "maximum": 627500.0209,
            "minimum": 626000.0009,
            "name": "X",
            "position": 0,
            "stddev": 437.1192451,
            "variance": 191073.2345
          },
          {
            "average": 3376256.27,
            "count": 6669681,
            "maximum": 3377000.001,
            "minimum": 3375499.981,
            "name": "Y",
            "position": 1,
            "stddev": 430.896301,
            "variance": 185671.6222
          },
          {
            "average": 13.4349458,
            "count": 6669681,
            "maximum": 1313.769595,
            "minimum": 3.569594751,
            "name": "Z",
            "position": 2,
            "stddev": 9.092056587,
            "variance": 82.66549298
          },
          {
            "average": 41.27543656,
            "count": 6669681,
            "maximum": 228,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 38.90699603,
            "variance": 1513.75434
          },
          {
            "average": 1.806419977,
            "count": 6669681,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8826450844,
            "variance": 0.7790623451
          },
          {
            "average": 2.612789877,
            "count": 6669681,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9383009029,
            "variance": 0.8804085844
          },
          {
            "average": 0.5084075235,
            "count": 6669681,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499929346,
            "variance": 0.249929351
          },
          {
            "average": 0.001201406784,
            "count": 6669681,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03464049055,
            "variance": 0.001199963586
          },
          {
            "average": 3.786909899,
            "count": 6669681,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.496288493,
            "variance": 2.238879254
          },
          {
            "average": 0.3755510746,
            "count": 6669681,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.059466368,
            "variance": 16.47926719
          },
          {
            "average": 0,
            "count": 6669681,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1417.600069,
            "count": 6669681,
            "maximum": 1601,
            "minimum": 1302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.86053115,
            "variance": 5308.657
          },
          {
            "average": -24306984.59,
            "count": 6669681,
            "maximum": -24305346.1,
            "minimum": -24307896.52,
            "name": "GpsTime",
            "position": 12,
            "stddev": 857.86082,
            "variance": 735925.1865
          },
          {
            "average": 0,
            "count": 6669681,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6669681,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6669681,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6669681,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6669681,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          626000.0009,
          3375499.981,
          3.569594751,
          627500.0209,
          3377000.001,
          1313.769595
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                626000.0008860322,
                3375499.981352494,
                3.569594750905935
              ],
              [
                626000.0008860322,
                3377000.0013524937,
                3.569594750905935
              ],
              [
                627500.0208860323,
                3377000.0013524937,
                1313.769594750906
              ],
              [
                627500.0208860323,
                3375499.981352494,
                1313.769594750906
              ],
              [
                626000.0008860322,
                3375499.981352494,
                3.569594750905935
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:17:33+00:00",
        "end_time": "2010-12-06T17:35:03+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68694647,
            30.50503487,
            3.569594751,
            -91.67113413,
            30.51872573,
            1313.769595
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68694647278626,
                  30.50519325832494,
                  3.569594750905935
                ],
                [
                  -91.68676457283334,
                  30.518725728080014,
                  3.569594750905935
                ],
                [
                  -91.67113412520949,
                  30.518567253856357,
                  1313.769594750906
                ],
                [
                  -91.67131818863636,
                  30.505034869209496,
                  1313.769594750906
                ],
                [
                  -91.68694647278626,
                  30.50519325832494,
                  3.569594750905935
                ]
              ]
            ]
          },
          "id": "20101202_AM04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:17:33Z",
            "pc:count": 6669681,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626741.4497,
                "count": 6669681,
                "maximum": 627500.0209,
                "minimum": 626000.0009,
                "name": "X",
                "position": 0,
                "stddev": 437.1192451,
                "variance": 191073.2345
              },
              {
                "average": 3376256.27,
                "count": 6669681,
                "maximum": 3377000.001,
                "minimum": 3375499.981,
                "name": "Y",
                "position": 1,
                "stddev": 430.896301,
                "variance": 185671.6222
              },
              {
                "average": 13.4349458,
                "count": 6669681,
                "maximum": 1313.769595,
                "minimum": 3.569594751,
                "name": "Z",
                "position": 2,
                "stddev": 9.092056587,
                "variance": 82.66549298
              },
              {
                "average": 41.27543656,
                "count": 6669681,
                "maximum": 228,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 38.90699603,
                "variance": 1513.75434
              },
              {
                "average": 1.806419977,
                "count": 6669681,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8826450844,
                "variance": 0.7790623451
              },
              {
                "average": 2.612789877,
                "count": 6669681,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9383009029,
                "variance": 0.8804085844
              },
              {
                "average": 0.5084075235,
                "count": 6669681,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499929346,
                "variance": 0.249929351
              },
              {
                "average": 0.001201406784,
                "count": 6669681,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03464049055,
                "variance": 0.001199963586
              },
              {
                "average": 3.786909899,
                "count": 6669681,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.496288493,
                "variance": 2.238879254
              },
              {
                "average": 0.3755510746,
                "count": 6669681,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.059466368,
                "variance": 16.47926719
              },
              {
                "average": 0,
                "count": 6669681,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1417.600069,
                "count": 6669681,
                "maximum": 1601,
                "minimum": 1302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.86053115,
                "variance": 5308.657
              },
              {
                "average": -24306984.59,
                "count": 6669681,
                "maximum": -24305346.1,
                "minimum": -24307896.52,
                "name": "GpsTime",
                "position": 12,
                "stddev": 857.86082,
                "variance": 735925.1865
              },
              {
                "average": 0,
                "count": 6669681,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6669681,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6669681,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6669681,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6669681,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              626000.0009,
              3375499.981,
              3.569594751,
              627500.0209,
              3377000.001,
              1313.769595
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    626000.0008860322,
                    3375499.981352494,
                    3.569594750905935
                  ],
                  [
                    626000.0008860322,
                    3377000.0013524937,
                    3.569594750905935
                  ],
                  [
                    627500.0208860323,
                    3377000.0013524937,
                    1313.769594750906
                  ],
                  [
                    627500.0208860323,
                    3375499.981352494,
                    1313.769594750906
                  ],
                  [
                    626000.0008860322,
                    3375499.981352494,
                    3.569594750905935
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:17:33+00:00",
            "end_time": "2010-12-06T17:35:03+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": "20101202_AN09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67223681429675,
              30.437373395900398,
              3.129691659737091
            ],
            [
              -91.672053373748,
              30.450905926094276,
              3.129691659737091
            ],
            [
              -91.6564338531355,
              30.450746008281058,
              1065.149691659737
            ],
            [
              -91.6566194497687,
              30.437213564085162,
              1065.149691659737
            ],
            [
              -91.67223681429675,
              30.437373395900398,
              3.129691659737091
            ]
          ]
        ]
      },
      "bbox": [
        -91.67223681,
        30.43721356,
        3.12969166,
        -91.65643385,
        30.45090593,
        1065.149692
      ],
      "properties": {
        "datetime": "2010-12-06T21:12:51Z",
        "pc:count": 7114218,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628237.8639,
            "count": 7114218,
            "maximum": 629000.0227,
            "minimum": 627500.0027,
            "name": "X",
            "position": 0,
            "stddev": 430.3310685,
            "variance": 185184.8286
          },
          {
            "average": 3368756.726,
            "count": 7114218,
            "maximum": 3369499.999,
            "minimum": 3367999.979,
            "name": "Y",
            "position": 1,
            "stddev": 431.3343303,
            "variance": 186049.3045
          },
          {
            "average": 14.37262285,
            "count": 7114218,
            "maximum": 1065.149692,
            "minimum": 3.12969166,
            "name": "Z",
            "position": 2,
            "stddev": 9.107938338,
            "variance": 82.95454077
          },
          {
            "average": 42.32791222,
            "count": 7114218,
            "maximum": 1418,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 39.76346459,
            "variance": 1581.133116
          },
          {
            "average": 1.836624067,
            "count": 7114218,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8963130935,
            "variance": 0.8033771616
          },
          {
            "average": 2.673161267,
            "count": 7114218,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9346824051,
            "variance": 0.8736311984
          },
          {
            "average": 0.5064744994,
            "count": 7114218,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999581142,
            "variance": 0.249958116
          },
          {
            "average": 0.001186918928,
            "count": 7114218,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03443124043,
            "variance": 0.001185510318
          },
          {
            "average": 3.811795478,
            "count": 7114218,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.484523167,
            "variance": 2.203809034
          },
          {
            "average": 0.5861081798,
            "count": 7114218,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.186733714,
            "variance": 17.52873919
          },
          {
            "average": 0,
            "count": 7114218,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1787.562165,
            "count": 7114218,
            "maximum": 1902,
            "minimum": 1601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.82377946,
            "variance": 5158.655296
          },
          {
            "average": -24298390.35,
            "count": 7114218,
            "maximum": -24294828.33,
            "minimum": -24305247.57,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3738.562421,
            "variance": 13976848.98
          },
          {
            "average": 0,
            "count": 7114218,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7114218,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7114218,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7114218,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7114218,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0027,
          3367999.979,
          3.12969166,
          629000.0227,
          3369499.999,
          1065.149692
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0026548458,
                3367999.979419468,
                3.129691659737091
              ],
              [
                627500.0026548458,
                3369499.9994194675,
                3.129691659737091
              ],
              [
                629000.0226548458,
                3369499.9994194675,
                1065.149691659737
              ],
              [
                629000.0226548458,
                3367999.979419468,
                1065.149691659737
              ],
              [
                627500.0026548458,
                3367999.979419468,
                3.129691659737091
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:12:51+00:00",
        "end_time": "2010-12-06T18:19:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67223681,
            30.43721356,
            3.12969166,
            -91.65643385,
            30.45090593,
            1065.149692
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67223681429675,
                  30.437373395900398,
                  3.129691659737091
                ],
                [
                  -91.672053373748,
                  30.450905926094276,
                  3.129691659737091
                ],
                [
                  -91.6564338531355,
                  30.450746008281058,
                  1065.149691659737
                ],
                [
                  -91.6566194497687,
                  30.437213564085162,
                  1065.149691659737
                ],
                [
                  -91.67223681429675,
                  30.437373395900398,
                  3.129691659737091
                ]
              ]
            ]
          },
          "id": "20101202_AN09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:12:51Z",
            "pc:count": 7114218,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628237.8639,
                "count": 7114218,
                "maximum": 629000.0227,
                "minimum": 627500.0027,
                "name": "X",
                "position": 0,
                "stddev": 430.3310685,
                "variance": 185184.8286
              },
              {
                "average": 3368756.726,
                "count": 7114218,
                "maximum": 3369499.999,
                "minimum": 3367999.979,
                "name": "Y",
                "position": 1,
                "stddev": 431.3343303,
                "variance": 186049.3045
              },
              {
                "average": 14.37262285,
                "count": 7114218,
                "maximum": 1065.149692,
                "minimum": 3.12969166,
                "name": "Z",
                "position": 2,
                "stddev": 9.107938338,
                "variance": 82.95454077
              },
              {
                "average": 42.32791222,
                "count": 7114218,
                "maximum": 1418,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 39.76346459,
                "variance": 1581.133116
              },
              {
                "average": 1.836624067,
                "count": 7114218,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8963130935,
                "variance": 0.8033771616
              },
              {
                "average": 2.673161267,
                "count": 7114218,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9346824051,
                "variance": 0.8736311984
              },
              {
                "average": 0.5064744994,
                "count": 7114218,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999581142,
                "variance": 0.249958116
              },
              {
                "average": 0.001186918928,
                "count": 7114218,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03443124043,
                "variance": 0.001185510318
              },
              {
                "average": 3.811795478,
                "count": 7114218,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.484523167,
                "variance": 2.203809034
              },
              {
                "average": 0.5861081798,
                "count": 7114218,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.186733714,
                "variance": 17.52873919
              },
              {
                "average": 0,
                "count": 7114218,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1787.562165,
                "count": 7114218,
                "maximum": 1902,
                "minimum": 1601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.82377946,
                "variance": 5158.655296
              },
              {
                "average": -24298390.35,
                "count": 7114218,
                "maximum": -24294828.33,
                "minimum": -24305247.57,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3738.562421,
                "variance": 13976848.98
              },
              {
                "average": 0,
                "count": 7114218,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7114218,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7114218,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7114218,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7114218,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0027,
              3367999.979,
              3.12969166,
              629000.0227,
              3369499.999,
              1065.149692
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0026548458,
                    3367999.979419468,
                    3.129691659737091
                  ],
                  [
                    627500.0026548458,
                    3369499.9994194675,
                    3.129691659737091
                  ],
                  [
                    629000.0226548458,
                    3369499.9994194675,
                    1065.149691659737
                  ],
                  [
                    629000.0226548458,
                    3367999.979419468,
                    1065.149691659737
                  ],
                  [
                    627500.0026548458,
                    3367999.979419468,
                    3.129691659737091
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:12:51+00:00",
            "end_time": "2010-12-06T18:19:12+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": "20101202_AB10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85709208027546,
              30.42558855916529,
              2.431663643535543
            ],
            [
              -91.85693424950935,
              30.439122058978594,
              2.431663643535543
            ],
            [
              -91.84403333316827,
              30.43900842240182,
              199.85166364353557
            ],
            [
              -91.8441929442893,
              30.42547498371669,
              199.85166364353557
            ],
            [
              -91.85709208027546,
              30.42558855916529,
              2.431663643535543
            ]
          ]
        ]
      },
      "bbox": [
        -91.85709208,
        30.42547498,
        2.431663644,
        -91.84403333,
        30.43912206,
        199.8516636
      ],
      "properties": {
        "datetime": "2010-12-07T22:22:47Z",
        "pc:count": 4846511,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610450.9035,
            "count": 4846511,
            "maximum": 611000.0107,
            "minimum": 609761.0107,
            "name": "X",
            "position": 0,
            "stddev": 323.1834916,
            "variance": 104447.5692
          },
          {
            "average": 3367295.87,
            "count": 4846511,
            "maximum": 3368000.001,
            "minimum": 3366499.981,
            "name": "Y",
            "position": 1,
            "stddev": 426.1535417,
            "variance": 181606.8411
          },
          {
            "average": 10.64270687,
            "count": 4846511,
            "maximum": 199.8516636,
            "minimum": 2.431663644,
            "name": "Z",
            "position": 2,
            "stddev": 7.84604269,
            "variance": 61.5603859
          },
          {
            "average": 41.74436311,
            "count": 4846511,
            "maximum": 220,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 38.36904333,
            "variance": 1472.183486
          },
          {
            "average": 1.78480705,
            "count": 4846511,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8633607503,
            "variance": 0.7453917851
          },
          {
            "average": 2.569676206,
            "count": 4846511,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9140164759,
            "variance": 0.8354261181
          },
          {
            "average": 0.5073082471,
            "count": 4846511,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999466382,
            "variance": 0.2499466411
          },
          {
            "average": 0.001260700739,
            "count": 4846511,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03548396303,
            "variance": 0.001259111633
          },
          {
            "average": 3.67151586,
            "count": 4846511,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.54389462,
            "variance": 2.383610596
          },
          {
            "average": -0.5352537192,
            "count": 4846511,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.090408701,
            "variance": 16.73144334
          },
          {
            "average": 0,
            "count": 4846511,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4114.108234,
            "count": 4846511,
            "maximum": 4201,
            "minimum": 4001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 60.27994127,
            "variance": 3633.671319
          },
          {
            "average": -24204734.64,
            "count": 4846511,
            "maximum": -24204232.25,
            "minimum": -24206310.06,
            "name": "GpsTime",
            "position": 12,
            "stddev": 613.2624964,
            "variance": 376090.8895
          },
          {
            "average": 0,
            "count": 4846511,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4846511,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4846511,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4846511,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4846511,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          609761.0107,
          3366499.981,
          2.431663644,
          611000.0107,
          3368000.001,
          199.8516636
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                609761.0107260086,
                3366499.9805974746,
                2.431663643535543
              ],
              [
                609761.0107260086,
                3368000.000597474,
                2.431663643535543
              ],
              [
                611000.0107260086,
                3368000.000597474,
                199.85166364353557
              ],
              [
                611000.0107260086,
                3366499.9805974746,
                199.85166364353557
              ],
              [
                609761.0107260086,
                3366499.9805974746,
                2.431663643535543
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:22:47+00:00",
        "end_time": "2010-12-07T21:48:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85709208,
            30.42547498,
            2.431663644,
            -91.84403333,
            30.43912206,
            199.8516636
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85709208027546,
                  30.42558855916529,
                  2.431663643535543
                ],
                [
                  -91.85693424950935,
                  30.439122058978594,
                  2.431663643535543
                ],
                [
                  -91.84403333316827,
                  30.43900842240182,
                  199.85166364353557
                ],
                [
                  -91.8441929442893,
                  30.42547498371669,
                  199.85166364353557
                ],
                [
                  -91.85709208027546,
                  30.42558855916529,
                  2.431663643535543
                ]
              ]
            ]
          },
          "id": "20101202_AB10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:22:47Z",
            "pc:count": 4846511,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610450.9035,
                "count": 4846511,
                "maximum": 611000.0107,
                "minimum": 609761.0107,
                "name": "X",
                "position": 0,
                "stddev": 323.1834916,
                "variance": 104447.5692
              },
              {
                "average": 3367295.87,
                "count": 4846511,
                "maximum": 3368000.001,
                "minimum": 3366499.981,
                "name": "Y",
                "position": 1,
                "stddev": 426.1535417,
                "variance": 181606.8411
              },
              {
                "average": 10.64270687,
                "count": 4846511,
                "maximum": 199.8516636,
                "minimum": 2.431663644,
                "name": "Z",
                "position": 2,
                "stddev": 7.84604269,
                "variance": 61.5603859
              },
              {
                "average": 41.74436311,
                "count": 4846511,
                "maximum": 220,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 38.36904333,
                "variance": 1472.183486
              },
              {
                "average": 1.78480705,
                "count": 4846511,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8633607503,
                "variance": 0.7453917851
              },
              {
                "average": 2.569676206,
                "count": 4846511,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9140164759,
                "variance": 0.8354261181
              },
              {
                "average": 0.5073082471,
                "count": 4846511,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999466382,
                "variance": 0.2499466411
              },
              {
                "average": 0.001260700739,
                "count": 4846511,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03548396303,
                "variance": 0.001259111633
              },
              {
                "average": 3.67151586,
                "count": 4846511,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.54389462,
                "variance": 2.383610596
              },
              {
                "average": -0.5352537192,
                "count": 4846511,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.090408701,
                "variance": 16.73144334
              },
              {
                "average": 0,
                "count": 4846511,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4114.108234,
                "count": 4846511,
                "maximum": 4201,
                "minimum": 4001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 60.27994127,
                "variance": 3633.671319
              },
              {
                "average": -24204734.64,
                "count": 4846511,
                "maximum": -24204232.25,
                "minimum": -24206310.06,
                "name": "GpsTime",
                "position": 12,
                "stddev": 613.2624964,
                "variance": 376090.8895
              },
              {
                "average": 0,
                "count": 4846511,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4846511,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4846511,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4846511,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4846511,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              609761.0107,
              3366499.981,
              2.431663644,
              611000.0107,
              3368000.001,
              199.8516636
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    609761.0107260086,
                    3366499.9805974746,
                    2.431663643535543
                  ],
                  [
                    609761.0107260086,
                    3368000.000597474,
                    2.431663643535543
                  ],
                  [
                    611000.0107260086,
                    3368000.000597474,
                    199.85166364353557
                  ],
                  [
                    611000.0107260086,
                    3366499.9805974746,
                    199.85166364353557
                  ],
                  [
                    609761.0107260086,
                    3366499.9805974746,
                    2.431663643535543
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:22:47+00:00",
            "end_time": "2010-12-07T21:48:09+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": "20101202_AH02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7647464024894,
              30.533022508048212,
              1.426836575999396
            ],
            [
              -91.76457850242655,
              30.546285760298716,
              1.426836575999396
            ],
            [
              -91.74894316404794,
              30.546136497836134,
              124.7068365759994
            ],
            [
              -91.74911318769054,
              30.53287332410993,
              124.7068365759994
            ],
            [
              -91.7647464024894,
              30.533022508048212,
              1.426836575999396
            ]
          ]
        ]
      },
      "bbox": [
        -91.7647464,
        30.53287332,
        1.426836576,
        -91.74894316,
        30.54628576,
        124.7068366
      ],
      "properties": {
        "datetime": "2010-12-06T22:27:19Z",
        "pc:count": 3085786,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619343.1693,
            "count": 3085786,
            "maximum": 620000.0202,
            "minimum": 618500.0002,
            "name": "X",
            "position": 0,
            "stddev": 438.1149929,
            "variance": 191944.747
          },
          {
            "average": 3379078.728,
            "count": 3085786,
            "maximum": 3379970.126,
            "minimum": 3378499.986,
            "name": "Y",
            "position": 1,
            "stddev": 342.9496004,
            "variance": 117614.4284
          },
          {
            "average": 11.49497912,
            "count": 3085786,
            "maximum": 124.7068366,
            "minimum": 1.426836576,
            "name": "Z",
            "position": 2,
            "stddev": 6.385863746,
            "variance": 40.77925578
          },
          {
            "average": 83.76110819,
            "count": 3085786,
            "maximum": 12499,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 68.63729193,
            "variance": 4711.077844
          },
          {
            "average": 1.392386251,
            "count": 3085786,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7025186125,
            "variance": 0.4935324008
          },
          {
            "average": 1.784791622,
            "count": 3085786,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9665505428,
            "variance": 0.9342199518
          },
          {
            "average": 0.5031580285,
            "count": 3085786,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999901078,
            "variance": 0.2499901079
          },
          {
            "average": 0.001189324211,
            "count": 3085786,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03446607178,
            "variance": 0.001187910104
          },
          {
            "average": 3.326559911,
            "count": 3085786,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.786049978,
            "variance": 3.189974524
          },
          {
            "average": 0.8748712212,
            "count": 3085786,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.069546384,
            "variance": 16.56120777
          },
          {
            "average": 0,
            "count": 3085786,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2129.013281,
            "count": 3085786,
            "maximum": 2302,
            "minimum": 2001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 77.16204866,
            "variance": 5953.981753
          },
          {
            "average": -24292597.7,
            "count": 3085786,
            "maximum": -24290360.7,
            "minimum": -24294368.54,
            "name": "GpsTime",
            "position": 12,
            "stddev": 867.6962644,
            "variance": 752896.8073
          },
          {
            "average": 0,
            "count": 3085786,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3085786,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3085786,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3085786,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3085786,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618500.0002,
          3378499.986,
          1.426836576,
          620000.0202,
          3379970.126,
          124.7068366
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618500.00024386,
                3378499.985713487,
                1.426836575999396
              ],
              [
                618500.00024386,
                3379970.1257134867,
                1.426836575999396
              ],
              [
                620000.02024386,
                3379970.1257134867,
                124.7068365759994
              ],
              [
                620000.02024386,
                3378499.985713487,
                124.7068365759994
              ],
              [
                618500.00024386,
                3378499.985713487,
                1.426836575999396
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:27:19+00:00",
        "end_time": "2010-12-06T21:20:31+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.7647464,
            30.53287332,
            1.426836576,
            -91.74894316,
            30.54628576,
            124.7068366
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7647464024894,
                  30.533022508048212,
                  1.426836575999396
                ],
                [
                  -91.76457850242655,
                  30.546285760298716,
                  1.426836575999396
                ],
                [
                  -91.74894316404794,
                  30.546136497836134,
                  124.7068365759994
                ],
                [
                  -91.74911318769054,
                  30.53287332410993,
                  124.7068365759994
                ],
                [
                  -91.7647464024894,
                  30.533022508048212,
                  1.426836575999396
                ]
              ]
            ]
          },
          "id": "20101202_AH02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:27:19Z",
            "pc:count": 3085786,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619343.1693,
                "count": 3085786,
                "maximum": 620000.0202,
                "minimum": 618500.0002,
                "name": "X",
                "position": 0,
                "stddev": 438.1149929,
                "variance": 191944.747
              },
              {
                "average": 3379078.728,
                "count": 3085786,
                "maximum": 3379970.126,
                "minimum": 3378499.986,
                "name": "Y",
                "position": 1,
                "stddev": 342.9496004,
                "variance": 117614.4284
              },
              {
                "average": 11.49497912,
                "count": 3085786,
                "maximum": 124.7068366,
                "minimum": 1.426836576,
                "name": "Z",
                "position": 2,
                "stddev": 6.385863746,
                "variance": 40.77925578
              },
              {
                "average": 83.76110819,
                "count": 3085786,
                "maximum": 12499,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 68.63729193,
                "variance": 4711.077844
              },
              {
                "average": 1.392386251,
                "count": 3085786,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7025186125,
                "variance": 0.4935324008
              },
              {
                "average": 1.784791622,
                "count": 3085786,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9665505428,
                "variance": 0.9342199518
              },
              {
                "average": 0.5031580285,
                "count": 3085786,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999901078,
                "variance": 0.2499901079
              },
              {
                "average": 0.001189324211,
                "count": 3085786,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03446607178,
                "variance": 0.001187910104
              },
              {
                "average": 3.326559911,
                "count": 3085786,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.786049978,
                "variance": 3.189974524
              },
              {
                "average": 0.8748712212,
                "count": 3085786,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.069546384,
                "variance": 16.56120777
              },
              {
                "average": 0,
                "count": 3085786,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2129.013281,
                "count": 3085786,
                "maximum": 2302,
                "minimum": 2001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 77.16204866,
                "variance": 5953.981753
              },
              {
                "average": -24292597.7,
                "count": 3085786,
                "maximum": -24290360.7,
                "minimum": -24294368.54,
                "name": "GpsTime",
                "position": 12,
                "stddev": 867.6962644,
                "variance": 752896.8073
              },
              {
                "average": 0,
                "count": 3085786,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3085786,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3085786,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3085786,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3085786,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618500.0002,
              3378499.986,
              1.426836576,
              620000.0202,
              3379970.126,
              124.7068366
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618500.00024386,
                    3378499.985713487,
                    1.426836575999396
                  ],
                  [
                    618500.00024386,
                    3379970.1257134867,
                    1.426836575999396
                  ],
                  [
                    620000.02024386,
                    3379970.1257134867,
                    124.7068365759994
                  ],
                  [
                    620000.02024386,
                    3378499.985713487,
                    124.7068365759994
                  ],
                  [
                    618500.00024386,
                    3378499.985713487,
                    1.426836575999396
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:27:19+00:00",
            "end_time": "2010-12-06T21:20:31+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": "20101202_AE09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.812796691835,
              30.438727804057983,
              1.944975911245763
            ],
            [
              -91.81263265891974,
              30.45226106300587,
              1.944975911245763
            ],
            [
              -91.79701207109956,
              30.45211796707402,
              695.2449759112458
            ],
            [
              -91.79717826071425,
              30.438584785080035,
              695.2449759112458
            ],
            [
              -91.812796691835,
              30.438727804057983,
              1.944975911245763
            ]
          ]
        ]
      },
      "bbox": [
        -91.81279669,
        30.43858479,
        1.944975911,
        -91.79701207,
        30.45226106,
        695.2449759
      ],
      "properties": {
        "datetime": "2010-12-07T18:53:08Z",
        "pc:count": 5207222,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614722.9447,
            "count": 5207222,
            "maximum": 615500.0178,
            "minimum": 613999.9978,
            "name": "X",
            "position": 0,
            "stddev": 418.5811864,
            "variance": 175210.2096
          },
          {
            "average": 3368759.746,
            "count": 5207222,
            "maximum": 3369499.999,
            "minimum": 3367999.979,
            "name": "Y",
            "position": 1,
            "stddev": 434.5664223,
            "variance": 188847.9754
          },
          {
            "average": 10.58789917,
            "count": 5207222,
            "maximum": 695.2449759,
            "minimum": 1.944975911,
            "name": "Z",
            "position": 2,
            "stddev": 7.360717467,
            "variance": 54.18016163
          },
          {
            "average": 45.12576764,
            "count": 5207222,
            "maximum": 1739,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.36707399,
            "variance": 1711.23481
          },
          {
            "average": 1.63275159,
            "count": 5207222,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8579512124,
            "variance": 0.7360802829
          },
          {
            "average": 2.265591519,
            "count": 5207222,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.0840785,
            "variance": 1.175226195
          },
          {
            "average": 0.5096433377,
            "count": 5207222,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999070454,
            "variance": 0.249907054
          },
          {
            "average": 0.001177595271,
            "count": 5207222,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03429590013,
            "variance": 0.001176208766
          },
          {
            "average": 3.726916771,
            "count": 5207222,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.511680929,
            "variance": 2.285179231
          },
          {
            "average": 0.5675862662,
            "count": 5207222,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.942999826,
            "variance": 15.54724763
          },
          {
            "average": 0,
            "count": 5207222,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3471.184217,
            "count": 5207222,
            "maximum": 3601,
            "minimum": 3302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.27652064,
            "variance": 5080.342395
          },
          {
            "average": -24217981.96,
            "count": 5207222,
            "maximum": -24216811.21,
            "minimum": -24219629.18,
            "name": "GpsTime",
            "position": 12,
            "stddev": 889.4080453,
            "variance": 791046.6711
          },
          {
            "average": 0,
            "count": 5207222,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5207222,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5207222,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5207222,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5207222,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9978,
          3367999.979,
          1.944975911,
          615500.0178,
          3369499.999,
          695.2449759
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9978257855,
                3367999.979493387,
                1.944975911245763
              ],
              [
                613999.9978257855,
                3369499.9994933866,
                1.944975911245763
              ],
              [
                615500.0178257856,
                3369499.9994933866,
                695.2449759112458
              ],
              [
                615500.0178257856,
                3367999.979493387,
                695.2449759112458
              ],
              [
                613999.9978257855,
                3367999.979493387,
                1.944975911245763
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:53:08+00:00",
        "end_time": "2010-12-07T18:06:10+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81279669,
            30.43858479,
            1.944975911,
            -91.79701207,
            30.45226106,
            695.2449759
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.812796691835,
                  30.438727804057983,
                  1.944975911245763
                ],
                [
                  -91.81263265891974,
                  30.45226106300587,
                  1.944975911245763
                ],
                [
                  -91.79701207109956,
                  30.45211796707402,
                  695.2449759112458
                ],
                [
                  -91.79717826071425,
                  30.438584785080035,
                  695.2449759112458
                ],
                [
                  -91.812796691835,
                  30.438727804057983,
                  1.944975911245763
                ]
              ]
            ]
          },
          "id": "20101202_AE09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:53:08Z",
            "pc:count": 5207222,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614722.9447,
                "count": 5207222,
                "maximum": 615500.0178,
                "minimum": 613999.9978,
                "name": "X",
                "position": 0,
                "stddev": 418.5811864,
                "variance": 175210.2096
              },
              {
                "average": 3368759.746,
                "count": 5207222,
                "maximum": 3369499.999,
                "minimum": 3367999.979,
                "name": "Y",
                "position": 1,
                "stddev": 434.5664223,
                "variance": 188847.9754
              },
              {
                "average": 10.58789917,
                "count": 5207222,
                "maximum": 695.2449759,
                "minimum": 1.944975911,
                "name": "Z",
                "position": 2,
                "stddev": 7.360717467,
                "variance": 54.18016163
              },
              {
                "average": 45.12576764,
                "count": 5207222,
                "maximum": 1739,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.36707399,
                "variance": 1711.23481
              },
              {
                "average": 1.63275159,
                "count": 5207222,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8579512124,
                "variance": 0.7360802829
              },
              {
                "average": 2.265591519,
                "count": 5207222,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.0840785,
                "variance": 1.175226195
              },
              {
                "average": 0.5096433377,
                "count": 5207222,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999070454,
                "variance": 0.249907054
              },
              {
                "average": 0.001177595271,
                "count": 5207222,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03429590013,
                "variance": 0.001176208766
              },
              {
                "average": 3.726916771,
                "count": 5207222,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.511680929,
                "variance": 2.285179231
              },
              {
                "average": 0.5675862662,
                "count": 5207222,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.942999826,
                "variance": 15.54724763
              },
              {
                "average": 0,
                "count": 5207222,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3471.184217,
                "count": 5207222,
                "maximum": 3601,
                "minimum": 3302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.27652064,
                "variance": 5080.342395
              },
              {
                "average": -24217981.96,
                "count": 5207222,
                "maximum": -24216811.21,
                "minimum": -24219629.18,
                "name": "GpsTime",
                "position": 12,
                "stddev": 889.4080453,
                "variance": 791046.6711
              },
              {
                "average": 0,
                "count": 5207222,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5207222,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5207222,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5207222,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5207222,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9978,
              3367999.979,
              1.944975911,
              615500.0178,
              3369499.999,
              695.2449759
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9978257855,
                    3367999.979493387,
                    1.944975911245763
                  ],
                  [
                    613999.9978257855,
                    3369499.9994933866,
                    1.944975911245763
                  ],
                  [
                    615500.0178257856,
                    3369499.9994933866,
                    695.2449759112458
                  ],
                  [
                    615500.0178257856,
                    3367999.979493387,
                    695.2449759112458
                  ],
                  [
                    613999.9978257855,
                    3367999.979493387,
                    1.944975911245763
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:53:08+00:00",
            "end_time": "2010-12-07T18:06:10+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": "20101202_AO14.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65754577446874,
              30.369551868594815,
              0.899327174567844
            ],
            [
              -91.65736080869091,
              30.383084277818682,
              0.899327174567844
            ],
            [
              -91.64175217930169,
              30.38292292594372,
              153.73932717456785
            ],
            [
              -91.6419392937667,
              30.369390603604177,
              153.73932717456785
            ],
            [
              -91.65754577446874,
              30.369551868594815,
              0.899327174567844
            ]
          ]
        ]
      },
      "bbox": [
        -91.65754577,
        30.3693906,
        0.8993271746,
        -91.64175218,
        30.38308428,
        153.7393272
      ],
      "properties": {
        "datetime": "2010-12-06T22:21:56Z",
        "pc:count": 5716005,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629704.0215,
            "count": 5716005,
            "maximum": 630500.0195,
            "minimum": 628999.9995,
            "name": "X",
            "position": 0,
            "stddev": 437.6697682,
            "variance": 191554.826
          },
          {
            "average": 3361245.589,
            "count": 5716005,
            "maximum": 3361999.986,
            "minimum": 3360499.986,
            "name": "Y",
            "position": 1,
            "stddev": 440.8860574,
            "variance": 194380.5157
          },
          {
            "average": 12.45698718,
            "count": 5716005,
            "maximum": 153.7393272,
            "minimum": 0.8993271746,
            "name": "Z",
            "position": 2,
            "stddev": 7.711806564,
            "variance": 59.47196048
          },
          {
            "average": 45.73373274,
            "count": 5716005,
            "maximum": 1481,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.2592665,
            "variance": 1702.327072
          },
          {
            "average": 1.667478422,
            "count": 5716005,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8309186762,
            "variance": 0.6904258465
          },
          {
            "average": 2.334873395,
            "count": 5716005,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9789129263,
            "variance": 0.9582705172
          },
          {
            "average": 0.5058685218,
            "count": 5716005,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499965603,
            "variance": 0.2499656042
          },
          {
            "average": 0.00133204922,
            "count": 5716005,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0364729365,
            "variance": 0.001330275097
          },
          {
            "average": 4.086668049,
            "count": 5716005,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.067871416,
            "variance": 4.276092193
          },
          {
            "average": 0.3019049666,
            "count": 5716005,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.241266441,
            "variance": 17.98834102
          },
          {
            "average": 0,
            "count": 5716005,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2164.163197,
            "count": 5716005,
            "maximum": 2302,
            "minimum": 2001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 74.35243418,
            "variance": 5528.284468
          },
          {
            "average": -24292229.76,
            "count": 5716005,
            "maximum": -24290683.86,
            "minimum": -24294043.99,
            "name": "GpsTime",
            "position": 12,
            "stddev": 784.1989857,
            "variance": 614968.0492
          },
          {
            "average": 0,
            "count": 5716005,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5716005,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5716005,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5716005,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5716005,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9995,
          3360499.986,
          0.8993271746,
          630500.0195,
          3361999.986,
          153.7393272
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.9995430759,
                3360499.985773167,
                0.899327174567844
              ],
              [
                628999.9995430759,
                3361999.985773167,
                0.899327174567844
              ],
              [
                630500.0195430759,
                3361999.985773167,
                153.73932717456785
              ],
              [
                630500.0195430759,
                3360499.985773167,
                153.73932717456785
              ],
              [
                628999.9995430759,
                3360499.985773167,
                0.899327174567844
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:21:56+00:00",
        "end_time": "2010-12-06T21:25:56+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO14.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO14.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO14.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO14.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65754577,
            30.3693906,
            0.8993271746,
            -91.64175218,
            30.38308428,
            153.7393272
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65754577446874,
                  30.369551868594815,
                  0.899327174567844
                ],
                [
                  -91.65736080869091,
                  30.383084277818682,
                  0.899327174567844
                ],
                [
                  -91.64175217930169,
                  30.38292292594372,
                  153.73932717456785
                ],
                [
                  -91.6419392937667,
                  30.369390603604177,
                  153.73932717456785
                ],
                [
                  -91.65754577446874,
                  30.369551868594815,
                  0.899327174567844
                ]
              ]
            ]
          },
          "id": "20101202_AO14.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO14.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:21:56Z",
            "pc:count": 5716005,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629704.0215,
                "count": 5716005,
                "maximum": 630500.0195,
                "minimum": 628999.9995,
                "name": "X",
                "position": 0,
                "stddev": 437.6697682,
                "variance": 191554.826
              },
              {
                "average": 3361245.589,
                "count": 5716005,
                "maximum": 3361999.986,
                "minimum": 3360499.986,
                "name": "Y",
                "position": 1,
                "stddev": 440.8860574,
                "variance": 194380.5157
              },
              {
                "average": 12.45698718,
                "count": 5716005,
                "maximum": 153.7393272,
                "minimum": 0.8993271746,
                "name": "Z",
                "position": 2,
                "stddev": 7.711806564,
                "variance": 59.47196048
              },
              {
                "average": 45.73373274,
                "count": 5716005,
                "maximum": 1481,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.2592665,
                "variance": 1702.327072
              },
              {
                "average": 1.667478422,
                "count": 5716005,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8309186762,
                "variance": 0.6904258465
              },
              {
                "average": 2.334873395,
                "count": 5716005,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9789129263,
                "variance": 0.9582705172
              },
              {
                "average": 0.5058685218,
                "count": 5716005,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499965603,
                "variance": 0.2499656042
              },
              {
                "average": 0.00133204922,
                "count": 5716005,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0364729365,
                "variance": 0.001330275097
              },
              {
                "average": 4.086668049,
                "count": 5716005,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.067871416,
                "variance": 4.276092193
              },
              {
                "average": 0.3019049666,
                "count": 5716005,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.241266441,
                "variance": 17.98834102
              },
              {
                "average": 0,
                "count": 5716005,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2164.163197,
                "count": 5716005,
                "maximum": 2302,
                "minimum": 2001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 74.35243418,
                "variance": 5528.284468
              },
              {
                "average": -24292229.76,
                "count": 5716005,
                "maximum": -24290683.86,
                "minimum": -24294043.99,
                "name": "GpsTime",
                "position": 12,
                "stddev": 784.1989857,
                "variance": 614968.0492
              },
              {
                "average": 0,
                "count": 5716005,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5716005,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5716005,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5716005,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5716005,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9995,
              3360499.986,
              0.8993271746,
              630500.0195,
              3361999.986,
              153.7393272
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.9995430759,
                    3360499.985773167,
                    0.899327174567844
                  ],
                  [
                    628999.9995430759,
                    3361999.985773167,
                    0.899327174567844
                  ],
                  [
                    630500.0195430759,
                    3361999.985773167,
                    153.73932717456785
                  ],
                  [
                    630500.0195430759,
                    3360499.985773167,
                    153.73932717456785
                  ],
                  [
                    628999.9995430759,
                    3360499.985773167,
                    0.899327174567844
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:21:56+00:00",
            "end_time": "2010-12-06T21:25:56+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": "20101202_AK13.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71979571811563,
              30.38371097464413,
              2.053513398629377
            ],
            [
              -91.71961922563541,
              30.397243872818866,
              2.053513398629377
            ],
            [
              -91.70400795243891,
              30.397089893638384,
              303.2135133986294
            ],
            [
              -91.70418659537647,
              30.383557078357786,
              303.2135133986294
            ],
            [
              -91.71979571811563,
              30.38371097464413,
              2.053513398629377
            ]
          ]
        ]
      },
      "bbox": [
        -91.71979572,
        30.38355708,
        2.053513399,
        -91.70400795,
        30.39724387,
        303.2135134
      ],
      "properties": {
        "datetime": "2010-12-07T17:05:10Z",
        "pc:count": 5526634,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623758.2047,
            "count": 5526634,
            "maximum": 624500.0212,
            "minimum": 623000.0012,
            "name": "X",
            "position": 0,
            "stddev": 434.7097054,
            "variance": 188972.5279
          },
          {
            "average": 3362763.253,
            "count": 5526634,
            "maximum": 3363499.999,
            "minimum": 3361999.979,
            "name": "Y",
            "position": 1,
            "stddev": 437.8727905,
            "variance": 191732.5806
          },
          {
            "average": 11.62479145,
            "count": 5526634,
            "maximum": 303.2135134,
            "minimum": 2.053513399,
            "name": "Z",
            "position": 2,
            "stddev": 6.669876601,
            "variance": 44.48725387
          },
          {
            "average": 44.29585748,
            "count": 5526634,
            "maximum": 222,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.87735867,
            "variance": 1753.713169
          },
          {
            "average": 1.665251218,
            "count": 5526634,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8446358153,
            "variance": 0.7134096604
          },
          {
            "average": 2.330557985,
            "count": 5526634,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.01605605,
            "variance": 1.032369897
          },
          {
            "average": 0.5081042095,
            "count": 5526634,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999343627,
            "variance": 0.249934367
          },
          {
            "average": 0.001184627026,
            "count": 5526634,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03439802173,
            "variance": 0.001183223899
          },
          {
            "average": 3.816871897,
            "count": 5526634,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.48543067,
            "variance": 2.206504275
          },
          {
            "average": 0.1518696413,
            "count": 5526634,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.966849358,
            "variance": 15.73589383
          },
          {
            "average": 0,
            "count": 5526634,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2790.261887,
            "count": 5526634,
            "maximum": 3001,
            "minimum": 2601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.91073239,
            "variance": 5171.153433
          },
          {
            "average": -24225570.7,
            "count": 5526634,
            "maximum": -24223289.46,
            "minimum": -24227755.73,
            "name": "GpsTime",
            "position": 12,
            "stddev": 804.6922237,
            "variance": 647529.5749
          },
          {
            "average": 0,
            "count": 5526634,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5526634,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5526634,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5526634,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5526634,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0012,
          3361999.979,
          2.053513399,
          624500.0212,
          3363499.999,
          303.2135134
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0011945087,
                3361999.9787473306,
                2.053513398629377
              ],
              [
                623000.0011945087,
                3363499.99874733,
                2.053513398629377
              ],
              [
                624500.0211945088,
                3363499.99874733,
                303.2135133986294
              ],
              [
                624500.0211945088,
                3361999.9787473306,
                303.2135133986294
              ],
              [
                623000.0011945087,
                3361999.9787473306,
                2.053513398629377
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:05:10+00:00",
        "end_time": "2010-12-07T15:50:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK13.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK13.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK13.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK13.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71979572,
            30.38355708,
            2.053513399,
            -91.70400795,
            30.39724387,
            303.2135134
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71979571811563,
                  30.38371097464413,
                  2.053513398629377
                ],
                [
                  -91.71961922563541,
                  30.397243872818866,
                  2.053513398629377
                ],
                [
                  -91.70400795243891,
                  30.397089893638384,
                  303.2135133986294
                ],
                [
                  -91.70418659537647,
                  30.383557078357786,
                  303.2135133986294
                ],
                [
                  -91.71979571811563,
                  30.38371097464413,
                  2.053513398629377
                ]
              ]
            ]
          },
          "id": "20101202_AK13.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK13.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:05:10Z",
            "pc:count": 5526634,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623758.2047,
                "count": 5526634,
                "maximum": 624500.0212,
                "minimum": 623000.0012,
                "name": "X",
                "position": 0,
                "stddev": 434.7097054,
                "variance": 188972.5279
              },
              {
                "average": 3362763.253,
                "count": 5526634,
                "maximum": 3363499.999,
                "minimum": 3361999.979,
                "name": "Y",
                "position": 1,
                "stddev": 437.8727905,
                "variance": 191732.5806
              },
              {
                "average": 11.62479145,
                "count": 5526634,
                "maximum": 303.2135134,
                "minimum": 2.053513399,
                "name": "Z",
                "position": 2,
                "stddev": 6.669876601,
                "variance": 44.48725387
              },
              {
                "average": 44.29585748,
                "count": 5526634,
                "maximum": 222,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.87735867,
                "variance": 1753.713169
              },
              {
                "average": 1.665251218,
                "count": 5526634,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8446358153,
                "variance": 0.7134096604
              },
              {
                "average": 2.330557985,
                "count": 5526634,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.01605605,
                "variance": 1.032369897
              },
              {
                "average": 0.5081042095,
                "count": 5526634,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999343627,
                "variance": 0.249934367
              },
              {
                "average": 0.001184627026,
                "count": 5526634,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03439802173,
                "variance": 0.001183223899
              },
              {
                "average": 3.816871897,
                "count": 5526634,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.48543067,
                "variance": 2.206504275
              },
              {
                "average": 0.1518696413,
                "count": 5526634,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.966849358,
                "variance": 15.73589383
              },
              {
                "average": 0,
                "count": 5526634,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2790.261887,
                "count": 5526634,
                "maximum": 3001,
                "minimum": 2601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.91073239,
                "variance": 5171.153433
              },
              {
                "average": -24225570.7,
                "count": 5526634,
                "maximum": -24223289.46,
                "minimum": -24227755.73,
                "name": "GpsTime",
                "position": 12,
                "stddev": 804.6922237,
                "variance": 647529.5749
              },
              {
                "average": 0,
                "count": 5526634,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5526634,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5526634,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5526634,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5526634,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0012,
              3361999.979,
              2.053513399,
              624500.0212,
              3363499.999,
              303.2135134
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0011945087,
                    3361999.9787473306,
                    2.053513398629377
                  ],
                  [
                    623000.0011945087,
                    3363499.99874733,
                    2.053513398629377
                  ],
                  [
                    624500.0211945088,
                    3363499.99874733,
                    303.2135133986294
                  ],
                  [
                    624500.0211945088,
                    3361999.9787473306,
                    303.2135133986294
                  ],
                  [
                    623000.0011945087,
                    3361999.9787473306,
                    2.053513398629377
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:05:10+00:00",
            "end_time": "2010-12-07T15:50:44+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": "20101202_AJ03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73365603616752,
              30.519189720095234,
              1.412440529858259
            ],
            [
              -91.73348050805363,
              30.532722410091672,
              1.412440529858259
            ],
            [
              -91.71784752974538,
              30.53256947583384,
              287.03244052985826
            ],
            [
              -91.71802522301061,
              30.519036867949293,
              287.03244052985826
            ],
            [
              -91.73365603616752,
              30.519189720095234,
              1.412440529858259
            ]
          ]
        ]
      },
      "bbox": [
        -91.73365604,
        30.51903687,
        1.41244053,
        -91.71784753,
        30.53272241,
        287.0324405
      ],
      "properties": {
        "datetime": "2010-12-06T21:21:30Z",
        "pc:count": 5872543,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622267.2125,
            "count": 5872543,
            "maximum": 623000.02,
            "minimum": 621500,
            "name": "X",
            "position": 0,
            "stddev": 434.2938657,
            "variance": 188611.1618
          },
          {
            "average": 3377779.345,
            "count": 5872543,
            "maximum": 3378500.001,
            "minimum": 3376999.981,
            "name": "Y",
            "position": 1,
            "stddev": 432.7791959,
            "variance": 187297.8324
          },
          {
            "average": 14.5905716,
            "count": 5872543,
            "maximum": 287.0324405,
            "minimum": 1.41244053,
            "name": "Z",
            "position": 2,
            "stddev": 8.292534406,
            "variance": 68.76612687
          },
          {
            "average": 47.14154652,
            "count": 5872543,
            "maximum": 1868,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.82302966,
            "variance": 1749.16581
          },
          {
            "average": 1.698314001,
            "count": 5872543,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8386589709,
            "variance": 0.7033488695
          },
          {
            "average": 2.396718934,
            "count": 5872543,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9612894569,
            "variance": 0.9240774199
          },
          {
            "average": 0.505373907,
            "count": 5872543,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999711629,
            "variance": 0.2499711637
          },
          {
            "average": 0.001267253386,
            "count": 5872543,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03557594229,
            "variance": 0.00126564767
          },
          {
            "average": 3.843557382,
            "count": 5872543,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.577114706,
            "variance": 2.487290796
          },
          {
            "average": 0.6949268446,
            "count": 5872543,
            "maximum": 9,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.173338541,
            "variance": 17.41675458
          },
          {
            "average": 0,
            "count": 5872543,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1861.914258,
            "count": 5872543,
            "maximum": 2001,
            "minimum": 1702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.327917,
            "variance": 5087.671743
          },
          {
            "average": -24295735.77,
            "count": 5872543,
            "maximum": -24294309.49,
            "minimum": -24303627.67,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1910.958708,
            "variance": 3651763.182
          },
          {
            "average": 0,
            "count": 5872543,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5872543,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5872543,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5872543,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5872543,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621500,
          3376999.981,
          1.41244053,
          623000.02,
          3378500.001,
          287.0324405
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621499.999995145,
                3376999.9813482193,
                1.412440529858259
              ],
              [
                621499.999995145,
                3378500.001348219,
                1.412440529858259
              ],
              [
                623000.019995145,
                3378500.001348219,
                287.03244052985826
              ],
              [
                623000.019995145,
                3376999.9813482193,
                287.03244052985826
              ],
              [
                621499.999995145,
                3376999.9813482193,
                1.412440529858259
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:21:30+00:00",
        "end_time": "2010-12-06T18:46:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73365604,
            30.51903687,
            1.41244053,
            -91.71784753,
            30.53272241,
            287.0324405
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73365603616752,
                  30.519189720095234,
                  1.412440529858259
                ],
                [
                  -91.73348050805363,
                  30.532722410091672,
                  1.412440529858259
                ],
                [
                  -91.71784752974538,
                  30.53256947583384,
                  287.03244052985826
                ],
                [
                  -91.71802522301061,
                  30.519036867949293,
                  287.03244052985826
                ],
                [
                  -91.73365603616752,
                  30.519189720095234,
                  1.412440529858259
                ]
              ]
            ]
          },
          "id": "20101202_AJ03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:21:30Z",
            "pc:count": 5872543,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622267.2125,
                "count": 5872543,
                "maximum": 623000.02,
                "minimum": 621500,
                "name": "X",
                "position": 0,
                "stddev": 434.2938657,
                "variance": 188611.1618
              },
              {
                "average": 3377779.345,
                "count": 5872543,
                "maximum": 3378500.001,
                "minimum": 3376999.981,
                "name": "Y",
                "position": 1,
                "stddev": 432.7791959,
                "variance": 187297.8324
              },
              {
                "average": 14.5905716,
                "count": 5872543,
                "maximum": 287.0324405,
                "minimum": 1.41244053,
                "name": "Z",
                "position": 2,
                "stddev": 8.292534406,
                "variance": 68.76612687
              },
              {
                "average": 47.14154652,
                "count": 5872543,
                "maximum": 1868,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.82302966,
                "variance": 1749.16581
              },
              {
                "average": 1.698314001,
                "count": 5872543,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8386589709,
                "variance": 0.7033488695
              },
              {
                "average": 2.396718934,
                "count": 5872543,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9612894569,
                "variance": 0.9240774199
              },
              {
                "average": 0.505373907,
                "count": 5872543,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999711629,
                "variance": 0.2499711637
              },
              {
                "average": 0.001267253386,
                "count": 5872543,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03557594229,
                "variance": 0.00126564767
              },
              {
                "average": 3.843557382,
                "count": 5872543,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.577114706,
                "variance": 2.487290796
              },
              {
                "average": 0.6949268446,
                "count": 5872543,
                "maximum": 9,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.173338541,
                "variance": 17.41675458
              },
              {
                "average": 0,
                "count": 5872543,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1861.914258,
                "count": 5872543,
                "maximum": 2001,
                "minimum": 1702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.327917,
                "variance": 5087.671743
              },
              {
                "average": -24295735.77,
                "count": 5872543,
                "maximum": -24294309.49,
                "minimum": -24303627.67,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1910.958708,
                "variance": 3651763.182
              },
              {
                "average": 0,
                "count": 5872543,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5872543,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5872543,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5872543,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5872543,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621500,
              3376999.981,
              1.41244053,
              623000.02,
              3378500.001,
              287.0324405
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621499.999995145,
                    3376999.9813482193,
                    1.412440529858259
                  ],
                  [
                    621499.999995145,
                    3378500.001348219,
                    1.412440529858259
                  ],
                  [
                    623000.019995145,
                    3378500.001348219,
                    287.03244052985826
                  ],
                  [
                    623000.019995145,
                    3376999.9813482193,
                    287.03244052985826
                  ],
                  [
                    621499.999995145,
                    3376999.9813482193,
                    1.412440529858259
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:21:30+00:00",
            "end_time": "2010-12-06T18:46:12+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": "20101202_AB11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.85121457785402,
              30.422128000616883,
              2.80614431276409
            ],
            [
              -91.85117463521465,
              30.425536770603458,
              2.80614431276409
            ],
            [
              -91.8441928698422,
              30.425475138678717,
              85.30614431276409
            ],
            [
              -91.84423305509397,
              30.422066377045788,
              85.30614431276409
            ],
            [
              -91.85121457785402,
              30.422128000616883,
              2.80614431276409
            ]
          ]
        ]
      },
      "bbox": [
        -91.85121458,
        30.42206638,
        2.806144313,
        -91.84419287,
        30.42553677,
        85.30614431
      ],
      "properties": {
        "datetime": "2010-12-07T22:22:53Z",
        "pc:count": 392877,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 610766.0466,
            "count": 392877,
            "maximum": 611000.0177,
            "minimum": 610329.3977,
            "name": "X",
            "position": 0,
            "stddev": 144.3286448,
            "variance": 20830.7577
          },
          {
            "average": 3366385,
            "count": 392877,
            "maximum": 3366499.998,
            "minimum": 3366122.178,
            "name": "Y",
            "position": 1,
            "stddev": 80.12360008,
            "variance": 6419.79129
          },
          {
            "average": 10.17380327,
            "count": 392877,
            "maximum": 85.30614431,
            "minimum": 2.806144313,
            "name": "Z",
            "position": 2,
            "stddev": 7.366860736,
            "variance": 54.27063711
          },
          {
            "average": 48.85709522,
            "count": 392877,
            "maximum": 199,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.55952273,
            "variance": 2167.789157
          },
          {
            "average": 1.739908419,
            "count": 392877,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8679158276,
            "variance": 0.7532778839
          },
          {
            "average": 2.478442362,
            "count": 392877,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9862325528,
            "variance": 0.9726546483
          },
          {
            "average": 0.5067794755,
            "count": 392877,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999546729,
            "variance": 0.2499546749
          },
          {
            "average": 0.001606100637,
            "count": 392877,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.04004404025,
            "variance": 0.001603525159
          },
          {
            "average": 3.569895922,
            "count": 392877,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.556081499,
            "variance": 2.421389632
          },
          {
            "average": -4.148608276,
            "count": 392877,
            "maximum": 0,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 1.572346179,
            "variance": 2.472272507
          },
          {
            "average": 0,
            "count": 392877,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 4134.261046,
            "count": 392877,
            "maximum": 4201,
            "minimum": 4101,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 47.11489225,
            "variance": 2219.813072
          },
          {
            "average": -24204501.72,
            "count": 392877,
            "maximum": -24204226.53,
            "minimum": -24204641.35,
            "name": "GpsTime",
            "position": 12,
            "stddev": 190.7831829,
            "variance": 36398.22287
          },
          {
            "average": 0,
            "count": 392877,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 392877,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 392877,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 392877,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 392877,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          610329.3977,
          3366122.178,
          2.806144313,
          611000.0177,
          3366499.998,
          85.30614431
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                610329.3977006776,
                3366122.177844407,
                2.80614431276409
              ],
              [
                610329.3977006776,
                3366499.9978444073,
                2.80614431276409
              ],
              [
                611000.0177006777,
                3366499.9978444073,
                85.30614431276409
              ],
              [
                611000.0177006777,
                3366122.177844407,
                85.30614431276409
              ],
              [
                610329.3977006776,
                3366122.177844407,
                2.80614431276409
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T22:22:53+00:00",
        "end_time": "2010-12-07T22:15:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AB11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AB11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AB11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.85121458,
            30.42206638,
            2.806144313,
            -91.84419287,
            30.42553677,
            85.30614431
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.85121457785402,
                  30.422128000616883,
                  2.80614431276409
                ],
                [
                  -91.85117463521465,
                  30.425536770603458,
                  2.80614431276409
                ],
                [
                  -91.8441928698422,
                  30.425475138678717,
                  85.30614431276409
                ],
                [
                  -91.84423305509397,
                  30.422066377045788,
                  85.30614431276409
                ],
                [
                  -91.85121457785402,
                  30.422128000616883,
                  2.80614431276409
                ]
              ]
            ]
          },
          "id": "20101202_AB11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AB11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T22:22:53Z",
            "pc:count": 392877,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 610766.0466,
                "count": 392877,
                "maximum": 611000.0177,
                "minimum": 610329.3977,
                "name": "X",
                "position": 0,
                "stddev": 144.3286448,
                "variance": 20830.7577
              },
              {
                "average": 3366385,
                "count": 392877,
                "maximum": 3366499.998,
                "minimum": 3366122.178,
                "name": "Y",
                "position": 1,
                "stddev": 80.12360008,
                "variance": 6419.79129
              },
              {
                "average": 10.17380327,
                "count": 392877,
                "maximum": 85.30614431,
                "minimum": 2.806144313,
                "name": "Z",
                "position": 2,
                "stddev": 7.366860736,
                "variance": 54.27063711
              },
              {
                "average": 48.85709522,
                "count": 392877,
                "maximum": 199,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.55952273,
                "variance": 2167.789157
              },
              {
                "average": 1.739908419,
                "count": 392877,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8679158276,
                "variance": 0.7532778839
              },
              {
                "average": 2.478442362,
                "count": 392877,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9862325528,
                "variance": 0.9726546483
              },
              {
                "average": 0.5067794755,
                "count": 392877,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999546729,
                "variance": 0.2499546749
              },
              {
                "average": 0.001606100637,
                "count": 392877,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.04004404025,
                "variance": 0.001603525159
              },
              {
                "average": 3.569895922,
                "count": 392877,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.556081499,
                "variance": 2.421389632
              },
              {
                "average": -4.148608276,
                "count": 392877,
                "maximum": 0,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 1.572346179,
                "variance": 2.472272507
              },
              {
                "average": 0,
                "count": 392877,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 4134.261046,
                "count": 392877,
                "maximum": 4201,
                "minimum": 4101,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 47.11489225,
                "variance": 2219.813072
              },
              {
                "average": -24204501.72,
                "count": 392877,
                "maximum": -24204226.53,
                "minimum": -24204641.35,
                "name": "GpsTime",
                "position": 12,
                "stddev": 190.7831829,
                "variance": 36398.22287
              },
              {
                "average": 0,
                "count": 392877,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 392877,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 392877,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 392877,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 392877,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              610329.3977,
              3366122.178,
              2.806144313,
              611000.0177,
              3366499.998,
              85.30614431
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    610329.3977006776,
                    3366122.177844407,
                    2.80614431276409
                  ],
                  [
                    610329.3977006776,
                    3366499.9978444073,
                    2.80614431276409
                  ],
                  [
                    611000.0177006777,
                    3366499.9978444073,
                    85.30614431276409
                  ],
                  [
                    611000.0177006777,
                    3366122.177844407,
                    85.30614431276409
                  ],
                  [
                    610329.3977006776,
                    3366122.177844407,
                    2.80614431276409
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T22:22:53+00:00",
            "end_time": "2010-12-07T22:15:58+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": "20101202_AC01.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.84275246215155,
              30.547273309443298,
              3.748154790176432
            ],
            [
              -91.84274114120912,
              30.548227657433326,
              3.748154790176432
            ],
            [
              -91.82710545783404,
              30.548087773501525,
              37.76815479017644
            ],
            [
              -91.82711693164839,
              30.5471334308071,
              37.76815479017644
            ],
            [
              -91.84275246215155,
              30.547273309443298,
              3.748154790176432
            ]
          ]
        ]
      },
      "bbox": [
        -91.84275246,
        30.54713343,
        3.74815479,
        -91.82710546,
        30.54822766,
        37.76815479
      ],
      "properties": {
        "datetime": "2010-12-07T17:32:38Z",
        "pc:count": 271482,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611607.7054,
            "count": 271482,
            "maximum": 612500.0001,
            "minimum": 611000.0201,
            "name": "X",
            "position": 0,
            "stddev": 382.5291586,
            "variance": 146328.5572
          },
          {
            "average": 3380049.204,
            "count": 271482,
            "maximum": 3380105.765,
            "minimum": 3379999.985,
            "name": "Y",
            "position": 1,
            "stddev": 29.04958592,
            "variance": 843.8784422
          },
          {
            "average": 12.27261457,
            "count": 271482,
            "maximum": 37.76815479,
            "minimum": 3.74815479,
            "name": "Z",
            "position": 2,
            "stddev": 7.749879275,
            "variance": 60.06062877
          },
          {
            "average": 62.89526009,
            "count": 271482,
            "maximum": 4914,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 57.76371719,
            "variance": 3336.647024
          },
          {
            "average": 1.578837639,
            "count": 271482,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8489074991,
            "variance": 0.720643942
          },
          {
            "average": 2.156934898,
            "count": 271482,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.116737691,
            "variance": 1.24710307
          },
          {
            "average": 0.5074480076,
            "count": 271482,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999454449,
            "variance": 0.2499454479
          },
          {
            "average": 0.001388674019,
            "count": 271482,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03723910192,
            "variance": 0.001386750711
          },
          {
            "average": 3.562770276,
            "count": 271482,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.541356189,
            "variance": 2.375778901
          },
          {
            "average": 1.332607865,
            "count": 271482,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.186977273,
            "variance": 17.53077869
          },
          {
            "average": 0,
            "count": 271482,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3022.973567,
            "count": 271482,
            "maximum": 3102,
            "minimum": 2902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 60.90438637,
            "variance": 3709.344279
          },
          {
            "average": -24223028.01,
            "count": 271482,
            "maximum": -24221641.33,
            "minimum": -24223872.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 941.8246171,
            "variance": 887033.6093
          },
          {
            "average": 0,
            "count": 271482,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 271482,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 271482,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 271482,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 271482,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          611000.0201,
          3379999.985,
          3.74815479,
          612500.0001,
          3380105.765,
          37.76815479
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                611000.0200730963,
                3379999.9852054967,
                3.748154790176432
              ],
              [
                611000.0200730963,
                3380105.765205497,
                3.748154790176432
              ],
              [
                612500.0000730962,
                3380105.765205497,
                37.76815479017644
              ],
              [
                612500.0000730962,
                3379999.9852054967,
                37.76815479017644
              ],
              [
                611000.0200730963,
                3379999.9852054967,
                3.748154790176432
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:32:38+00:00",
        "end_time": "2010-12-07T16:55:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC01.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC01.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC01.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC01.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84275246,
            30.54713343,
            3.74815479,
            -91.82710546,
            30.54822766,
            37.76815479
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.84275246215155,
                  30.547273309443298,
                  3.748154790176432
                ],
                [
                  -91.84274114120912,
                  30.548227657433326,
                  3.748154790176432
                ],
                [
                  -91.82710545783404,
                  30.548087773501525,
                  37.76815479017644
                ],
                [
                  -91.82711693164839,
                  30.5471334308071,
                  37.76815479017644
                ],
                [
                  -91.84275246215155,
                  30.547273309443298,
                  3.748154790176432
                ]
              ]
            ]
          },
          "id": "20101202_AC01.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC01.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:32:38Z",
            "pc:count": 271482,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611607.7054,
                "count": 271482,
                "maximum": 612500.0001,
                "minimum": 611000.0201,
                "name": "X",
                "position": 0,
                "stddev": 382.5291586,
                "variance": 146328.5572
              },
              {
                "average": 3380049.204,
                "count": 271482,
                "maximum": 3380105.765,
                "minimum": 3379999.985,
                "name": "Y",
                "position": 1,
                "stddev": 29.04958592,
                "variance": 843.8784422
              },
              {
                "average": 12.27261457,
                "count": 271482,
                "maximum": 37.76815479,
                "minimum": 3.74815479,
                "name": "Z",
                "position": 2,
                "stddev": 7.749879275,
                "variance": 60.06062877
              },
              {
                "average": 62.89526009,
                "count": 271482,
                "maximum": 4914,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 57.76371719,
                "variance": 3336.647024
              },
              {
                "average": 1.578837639,
                "count": 271482,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8489074991,
                "variance": 0.720643942
              },
              {
                "average": 2.156934898,
                "count": 271482,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.116737691,
                "variance": 1.24710307
              },
              {
                "average": 0.5074480076,
                "count": 271482,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999454449,
                "variance": 0.2499454479
              },
              {
                "average": 0.001388674019,
                "count": 271482,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03723910192,
                "variance": 0.001386750711
              },
              {
                "average": 3.562770276,
                "count": 271482,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.541356189,
                "variance": 2.375778901
              },
              {
                "average": 1.332607865,
                "count": 271482,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.186977273,
                "variance": 17.53077869
              },
              {
                "average": 0,
                "count": 271482,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3022.973567,
                "count": 271482,
                "maximum": 3102,
                "minimum": 2902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 60.90438637,
                "variance": 3709.344279
              },
              {
                "average": -24223028.01,
                "count": 271482,
                "maximum": -24221641.33,
                "minimum": -24223872.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 941.8246171,
                "variance": 887033.6093
              },
              {
                "average": 0,
                "count": 271482,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 271482,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 271482,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 271482,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 271482,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              611000.0201,
              3379999.985,
              3.74815479,
              612500.0001,
              3380105.765,
              37.76815479
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    611000.0200730963,
                    3379999.9852054967,
                    3.748154790176432
                  ],
                  [
                    611000.0200730963,
                    3380105.765205497,
                    3.748154790176432
                  ],
                  [
                    612500.0000730962,
                    3380105.765205497,
                    37.76815479017644
                  ],
                  [
                    612500.0000730962,
                    3379999.9852054967,
                    37.76815479017644
                  ],
                  [
                    611000.0200730963,
                    3379999.9852054967,
                    3.748154790176432
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:32:38+00:00",
            "end_time": "2010-12-07T16:55:27+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": "20101202_AH03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.76491762696367,
              30.519489781071115,
              3.955342483455354
            ],
            [
              -91.76474642930384,
              30.5330226322697,
              3.955342483455354
            ],
            [
              -91.74911321448494,
              30.532873448334094,
              189.61534248345535
            ],
            [
              -91.74928657743276,
              30.519340677234297,
              189.61534248345535
            ],
            [
              -91.76491762696367,
              30.519489781071115,
              3.955342483455354
            ]
          ]
        ]
      },
      "bbox": [
        -91.76491763,
        30.51934068,
        3.955342483,
        -91.74911321,
        30.53302263,
        189.6153425
      ],
      "properties": {
        "datetime": "2010-12-06T22:32:55Z",
        "pc:count": 5208316,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619176.0372,
            "count": 5208316,
            "maximum": 620000.0175,
            "minimum": 618499.9975,
            "name": "X",
            "position": 0,
            "stddev": 412.5230468,
            "variance": 170175.2642
          },
          {
            "average": 3377683.733,
            "count": 5208316,
            "maximum": 3378499.999,
            "minimum": 3376999.979,
            "name": "Y",
            "position": 1,
            "stddev": 421.0101348,
            "variance": 177249.5336
          },
          {
            "average": 12.28767812,
            "count": 5208316,
            "maximum": 189.6153425,
            "minimum": 3.955342483,
            "name": "Z",
            "position": 2,
            "stddev": 7.739792555,
            "variance": 59.9043888
          },
          {
            "average": 62.01060458,
            "count": 5208316,
            "maximum": 12233,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 58.24028612,
            "variance": 3391.930927
          },
          {
            "average": 1.63458016,
            "count": 5208316,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.843502181,
            "variance": 0.7114959293
          },
          {
            "average": 2.269098304,
            "count": 5208316,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.047513963,
            "variance": 1.097285502
          },
          {
            "average": 0.5049286564,
            "count": 5208316,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999757558,
            "variance": 0.2499757563
          },
          {
            "average": 0.001236868116,
            "count": 5208316,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0351473827,
            "variance": 0.001235338511
          },
          {
            "average": 3.527256411,
            "count": 5208316,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.537562644,
            "variance": 2.364098884
          },
          {
            "average": 0.9701394718,
            "count": 5208316,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.920775751,
            "variance": 15.37248249
          },
          {
            "average": 0,
            "count": 5208316,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2254.904304,
            "count": 5208316,
            "maximum": 2401,
            "minimum": 2102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.97189556,
            "variance": 5179.95375
          },
          {
            "average": -24291217.1,
            "count": 5208316,
            "maximum": -24290024.46,
            "minimum": -24292517.46,
            "name": "GpsTime",
            "position": 12,
            "stddev": 954.9035768,
            "variance": 911840.841
          },
          {
            "average": 0,
            "count": 5208316,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5208316,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5208316,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5208316,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5208316,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618499.9975,
          3376999.979,
          3.955342483,
          620000.0175,
          3378499.999,
          189.6153425
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618499.9975204929,
                3376999.979452735,
                3.955342483455354
              ],
              [
                618499.9975204929,
                3378499.9994527344,
                3.955342483455354
              ],
              [
                620000.0175204929,
                3378499.9994527344,
                189.61534248345535
              ],
              [
                620000.0175204929,
                3376999.979452735,
                189.61534248345535
              ],
              [
                618499.9975204929,
                3376999.979452735,
                3.955342483455354
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:32:55+00:00",
        "end_time": "2010-12-06T21:51:22+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.76491763,
            30.51934068,
            3.955342483,
            -91.74911321,
            30.53302263,
            189.6153425
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.76491762696367,
                  30.519489781071115,
                  3.955342483455354
                ],
                [
                  -91.76474642930384,
                  30.5330226322697,
                  3.955342483455354
                ],
                [
                  -91.74911321448494,
                  30.532873448334094,
                  189.61534248345535
                ],
                [
                  -91.74928657743276,
                  30.519340677234297,
                  189.61534248345535
                ],
                [
                  -91.76491762696367,
                  30.519489781071115,
                  3.955342483455354
                ]
              ]
            ]
          },
          "id": "20101202_AH03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:32:55Z",
            "pc:count": 5208316,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619176.0372,
                "count": 5208316,
                "maximum": 620000.0175,
                "minimum": 618499.9975,
                "name": "X",
                "position": 0,
                "stddev": 412.5230468,
                "variance": 170175.2642
              },
              {
                "average": 3377683.733,
                "count": 5208316,
                "maximum": 3378499.999,
                "minimum": 3376999.979,
                "name": "Y",
                "position": 1,
                "stddev": 421.0101348,
                "variance": 177249.5336
              },
              {
                "average": 12.28767812,
                "count": 5208316,
                "maximum": 189.6153425,
                "minimum": 3.955342483,
                "name": "Z",
                "position": 2,
                "stddev": 7.739792555,
                "variance": 59.9043888
              },
              {
                "average": 62.01060458,
                "count": 5208316,
                "maximum": 12233,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 58.24028612,
                "variance": 3391.930927
              },
              {
                "average": 1.63458016,
                "count": 5208316,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.843502181,
                "variance": 0.7114959293
              },
              {
                "average": 2.269098304,
                "count": 5208316,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.047513963,
                "variance": 1.097285502
              },
              {
                "average": 0.5049286564,
                "count": 5208316,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999757558,
                "variance": 0.2499757563
              },
              {
                "average": 0.001236868116,
                "count": 5208316,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0351473827,
                "variance": 0.001235338511
              },
              {
                "average": 3.527256411,
                "count": 5208316,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.537562644,
                "variance": 2.364098884
              },
              {
                "average": 0.9701394718,
                "count": 5208316,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.920775751,
                "variance": 15.37248249
              },
              {
                "average": 0,
                "count": 5208316,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2254.904304,
                "count": 5208316,
                "maximum": 2401,
                "minimum": 2102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.97189556,
                "variance": 5179.95375
              },
              {
                "average": -24291217.1,
                "count": 5208316,
                "maximum": -24290024.46,
                "minimum": -24292517.46,
                "name": "GpsTime",
                "position": 12,
                "stddev": 954.9035768,
                "variance": 911840.841
              },
              {
                "average": 0,
                "count": 5208316,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5208316,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5208316,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5208316,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5208316,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618499.9975,
              3376999.979,
              3.955342483,
              620000.0175,
              3378499.999,
              189.6153425
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618499.9975204929,
                    3376999.979452735,
                    3.955342483455354
                  ],
                  [
                    618499.9975204929,
                    3378499.9994527344,
                    3.955342483455354
                  ],
                  [
                    620000.0175204929,
                    3378499.9994527344,
                    189.61534248345535
                  ],
                  [
                    620000.0175204929,
                    3376999.979452735,
                    189.61534248345535
                  ],
                  [
                    618499.9975204929,
                    3376999.979452735,
                    3.955342483455354
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:32:55+00:00",
            "end_time": "2010-12-06T21:51:22+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": "20101202_AM05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68712825122418,
              30.49166092161022,
              3.536433006536555
            ],
            [
              -91.6869464745209,
              30.505193420467712,
              3.536433006536555
            ],
            [
              -91.67131819034506,
              30.50503503135171,
              469.3364330065366
            ],
            [
              -91.67150212905707,
              30.491502617579393,
              469.3364330065366
            ],
            [
              -91.68712825122418,
              30.49166092161022,
              3.536433006536555
            ]
          ]
        ]
      },
      "bbox": [
        -91.68712825,
        30.49150262,
        3.536433007,
        -91.67131819,
        30.50519342,
        469.336433
      ],
      "properties": {
        "datetime": "2010-12-06T18:44:57Z",
        "pc:count": 5756485,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626763.1155,
            "count": 5756485,
            "maximum": 627500.0205,
            "minimum": 626000.0005,
            "name": "X",
            "position": 0,
            "stddev": 436.0617662,
            "variance": 190149.864
          },
          {
            "average": 3374774.492,
            "count": 5756485,
            "maximum": 3375499.999,
            "minimum": 3373999.979,
            "name": "Y",
            "position": 1,
            "stddev": 436.978935,
            "variance": 190950.5897
          },
          {
            "average": 12.73670107,
            "count": 5756485,
            "maximum": 469.336433,
            "minimum": 3.536433007,
            "name": "Z",
            "position": 2,
            "stddev": 7.890614484,
            "variance": 62.26179693
          },
          {
            "average": 48.21188955,
            "count": 5756485,
            "maximum": 2954,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 44.10995474,
            "variance": 1945.688107
          },
          {
            "average": 1.701130812,
            "count": 5756485,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8328637849,
            "variance": 0.6936620842
          },
          {
            "average": 2.402168858,
            "count": 5756485,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9424811634,
            "variance": 0.8882707434
          },
          {
            "average": 0.5071285689,
            "count": 5756485,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999492243,
            "variance": 0.2499492269
          },
          {
            "average": 0.001216019845,
            "count": 5756485,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03485027047,
            "variance": 0.001214541352
          },
          {
            "average": 3.809134915,
            "count": 5756485,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.621539326,
            "variance": 2.629389787
          },
          {
            "average": 0.2259541807,
            "count": 5756485,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.07855176,
            "variance": 16.63458446
          },
          {
            "average": 0,
            "count": 5756485,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1525.447245,
            "count": 5756485,
            "maximum": 1702,
            "minimum": 1401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.87531127,
            "variance": 5310.810992
          },
          {
            "average": -24305838.24,
            "count": 5756485,
            "maximum": -24303702.18,
            "minimum": -24307455.04,
            "name": "GpsTime",
            "position": 12,
            "stddev": 771.792532,
            "variance": 595663.7124
          },
          {
            "average": 0,
            "count": 5756485,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5756485,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5756485,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5756485,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5756485,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          626000.0005,
          3373999.979,
          3.536433007,
          627500.0205,
          3375499.999,
          469.336433
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                626000.0005104749,
                3373999.9793209806,
                3.536433006536555
              ],
              [
                626000.0005104749,
                3375499.99932098,
                3.536433006536555
              ],
              [
                627500.0205104749,
                3375499.99932098,
                469.3364330065366
              ],
              [
                627500.0205104749,
                3373999.9793209806,
                469.3364330065366
              ],
              [
                626000.0005104749,
                3373999.9793209806,
                3.536433006536555
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T18:44:57+00:00",
        "end_time": "2010-12-06T17:42:24+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68712825,
            30.49150262,
            3.536433007,
            -91.67131819,
            30.50519342,
            469.336433
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68712825122418,
                  30.49166092161022,
                  3.536433006536555
                ],
                [
                  -91.6869464745209,
                  30.505193420467712,
                  3.536433006536555
                ],
                [
                  -91.67131819034506,
                  30.50503503135171,
                  469.3364330065366
                ],
                [
                  -91.67150212905707,
                  30.491502617579393,
                  469.3364330065366
                ],
                [
                  -91.68712825122418,
                  30.49166092161022,
                  3.536433006536555
                ]
              ]
            ]
          },
          "id": "20101202_AM05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T18:44:57Z",
            "pc:count": 5756485,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626763.1155,
                "count": 5756485,
                "maximum": 627500.0205,
                "minimum": 626000.0005,
                "name": "X",
                "position": 0,
                "stddev": 436.0617662,
                "variance": 190149.864
              },
              {
                "average": 3374774.492,
                "count": 5756485,
                "maximum": 3375499.999,
                "minimum": 3373999.979,
                "name": "Y",
                "position": 1,
                "stddev": 436.978935,
                "variance": 190950.5897
              },
              {
                "average": 12.73670107,
                "count": 5756485,
                "maximum": 469.336433,
                "minimum": 3.536433007,
                "name": "Z",
                "position": 2,
                "stddev": 7.890614484,
                "variance": 62.26179693
              },
              {
                "average": 48.21188955,
                "count": 5756485,
                "maximum": 2954,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 44.10995474,
                "variance": 1945.688107
              },
              {
                "average": 1.701130812,
                "count": 5756485,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8328637849,
                "variance": 0.6936620842
              },
              {
                "average": 2.402168858,
                "count": 5756485,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9424811634,
                "variance": 0.8882707434
              },
              {
                "average": 0.5071285689,
                "count": 5756485,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999492243,
                "variance": 0.2499492269
              },
              {
                "average": 0.001216019845,
                "count": 5756485,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03485027047,
                "variance": 0.001214541352
              },
              {
                "average": 3.809134915,
                "count": 5756485,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.621539326,
                "variance": 2.629389787
              },
              {
                "average": 0.2259541807,
                "count": 5756485,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.07855176,
                "variance": 16.63458446
              },
              {
                "average": 0,
                "count": 5756485,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1525.447245,
                "count": 5756485,
                "maximum": 1702,
                "minimum": 1401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.87531127,
                "variance": 5310.810992
              },
              {
                "average": -24305838.24,
                "count": 5756485,
                "maximum": -24303702.18,
                "minimum": -24307455.04,
                "name": "GpsTime",
                "position": 12,
                "stddev": 771.792532,
                "variance": 595663.7124
              },
              {
                "average": 0,
                "count": 5756485,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5756485,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5756485,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5756485,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5756485,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              626000.0005,
              3373999.979,
              3.536433007,
              627500.0205,
              3375499.999,
              469.336433
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    626000.0005104749,
                    3373999.9793209806,
                    3.536433006536555
                  ],
                  [
                    626000.0005104749,
                    3375499.99932098,
                    3.536433006536555
                  ],
                  [
                    627500.0205104749,
                    3375499.99932098,
                    469.3364330065366
                  ],
                  [
                    627500.0205104749,
                    3373999.9793209806,
                    469.3364330065366
                  ],
                  [
                    626000.0005104749,
                    3373999.9793209806,
                    3.536433006536555
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T18:44:57+00:00",
            "end_time": "2010-12-06T17:42:24+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": "20101202_AC02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.84291312600801,
              30.53374023449646,
              3.389612610656656
            ],
            [
              -91.8427526469073,
              30.54727344218108,
              3.389612610656656
            ],
            [
              -91.82711669943026,
              30.547133559811346,
              111.86961261065666
            ],
            [
              -91.82727934561333,
              30.533600427212512,
              111.86961261065666
            ],
            [
              -91.84291312600801,
              30.53374023449646,
              3.389612610656656
            ]
          ]
        ]
      },
      "bbox": [
        -91.84291313,
        30.53360043,
        3.389612611,
        -91.8271167,
        30.54727344,
        111.8696126
      ],
      "properties": {
        "datetime": "2010-12-07T17:37:16Z",
        "pc:count": 4732173,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611706.5212,
            "count": 4732173,
            "maximum": 612500.0222,
            "minimum": 611000.0022,
            "name": "X",
            "position": 0,
            "stddev": 453.0369214,
            "variance": 205242.4522
          },
          {
            "average": 3379202.585,
            "count": 4732173,
            "maximum": 3380000,
            "minimum": 3378499.98,
            "name": "Y",
            "position": 1,
            "stddev": 440.8651578,
            "variance": 194362.0874
          },
          {
            "average": 12.52837642,
            "count": 4732173,
            "maximum": 111.8696126,
            "minimum": 3.389612611,
            "name": "Z",
            "position": 2,
            "stddev": 7.750588999,
            "variance": 60.07162983
          },
          {
            "average": 47.90789136,
            "count": 4732173,
            "maximum": 5456,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 44.17958837,
            "variance": 1951.836029
          },
          {
            "average": 1.680803512,
            "count": 4732173,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8878444836,
            "variance": 0.7882678271
          },
          {
            "average": 2.361483614,
            "count": 4732173,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.104728572,
            "variance": 1.220425218
          },
          {
            "average": 0.5079505758,
            "count": 4732173,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999368372,
            "variance": 0.2499368412
          },
          {
            "average": 0.001306165265,
            "count": 4732173,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03611730157,
            "variance": 0.001304459473
          },
          {
            "average": 3.796516104,
            "count": 4732173,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.53545961,
            "variance": 2.357636215
          },
          {
            "average": 0.1627066382,
            "count": 4732173,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.090017242,
            "variance": 16.72824104
          },
          {
            "average": 0,
            "count": 4732173,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3071.598441,
            "count": 4732173,
            "maximum": 3201,
            "minimum": 2902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.48062243,
            "variance": 5399.401872
          },
          {
            "average": -24222401.3,
            "count": 4732173,
            "maximum": -24221363.57,
            "minimum": -24223881.77,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1003.479968,
            "variance": 1006972.045
          },
          {
            "average": 0,
            "count": 4732173,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4732173,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4732173,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4732173,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4732173,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          611000.0022,
          3378499.98,
          3.389612611,
          612500.0222,
          3380000,
          111.8696126
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                611000.0021996186,
                3378499.9797346573,
                3.389612610656656
              ],
              [
                611000.0021996186,
                3379999.999734657,
                3.389612610656656
              ],
              [
                612500.0221996186,
                3379999.999734657,
                111.86961261065666
              ],
              [
                612500.0221996186,
                3378499.9797346573,
                111.86961261065666
              ],
              [
                611000.0021996186,
                3378499.9797346573,
                3.389612610656656
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:37:16+00:00",
        "end_time": "2010-12-07T16:55:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84291313,
            30.53360043,
            3.389612611,
            -91.8271167,
            30.54727344,
            111.8696126
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.84291312600801,
                  30.53374023449646,
                  3.389612610656656
                ],
                [
                  -91.8427526469073,
                  30.54727344218108,
                  3.389612610656656
                ],
                [
                  -91.82711669943026,
                  30.547133559811346,
                  111.86961261065666
                ],
                [
                  -91.82727934561333,
                  30.533600427212512,
                  111.86961261065666
                ],
                [
                  -91.84291312600801,
                  30.53374023449646,
                  3.389612610656656
                ]
              ]
            ]
          },
          "id": "20101202_AC02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:37:16Z",
            "pc:count": 4732173,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611706.5212,
                "count": 4732173,
                "maximum": 612500.0222,
                "minimum": 611000.0022,
                "name": "X",
                "position": 0,
                "stddev": 453.0369214,
                "variance": 205242.4522
              },
              {
                "average": 3379202.585,
                "count": 4732173,
                "maximum": 3380000,
                "minimum": 3378499.98,
                "name": "Y",
                "position": 1,
                "stddev": 440.8651578,
                "variance": 194362.0874
              },
              {
                "average": 12.52837642,
                "count": 4732173,
                "maximum": 111.8696126,
                "minimum": 3.389612611,
                "name": "Z",
                "position": 2,
                "stddev": 7.750588999,
                "variance": 60.07162983
              },
              {
                "average": 47.90789136,
                "count": 4732173,
                "maximum": 5456,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 44.17958837,
                "variance": 1951.836029
              },
              {
                "average": 1.680803512,
                "count": 4732173,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8878444836,
                "variance": 0.7882678271
              },
              {
                "average": 2.361483614,
                "count": 4732173,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.104728572,
                "variance": 1.220425218
              },
              {
                "average": 0.5079505758,
                "count": 4732173,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999368372,
                "variance": 0.2499368412
              },
              {
                "average": 0.001306165265,
                "count": 4732173,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03611730157,
                "variance": 0.001304459473
              },
              {
                "average": 3.796516104,
                "count": 4732173,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.53545961,
                "variance": 2.357636215
              },
              {
                "average": 0.1627066382,
                "count": 4732173,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.090017242,
                "variance": 16.72824104
              },
              {
                "average": 0,
                "count": 4732173,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3071.598441,
                "count": 4732173,
                "maximum": 3201,
                "minimum": 2902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.48062243,
                "variance": 5399.401872
              },
              {
                "average": -24222401.3,
                "count": 4732173,
                "maximum": -24221363.57,
                "minimum": -24223881.77,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1003.479968,
                "variance": 1006972.045
              },
              {
                "average": 0,
                "count": 4732173,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4732173,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4732173,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4732173,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4732173,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              611000.0022,
              3378499.98,
              3.389612611,
              612500.0222,
              3380000,
              111.8696126
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    611000.0021996186,
                    3378499.9797346573,
                    3.389612610656656
                  ],
                  [
                    611000.0021996186,
                    3379999.999734657,
                    3.389612610656656
                  ],
                  [
                    612500.0221996186,
                    3379999.999734657,
                    111.86961261065666
                  ],
                  [
                    612500.0221996186,
                    3378499.9797346573,
                    111.86961261065666
                  ],
                  [
                    611000.0021996186,
                    3378499.9797346573,
                    3.389612610656656
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:37:16+00:00",
            "end_time": "2010-12-07T16:55:18+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": "20101202_AN10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67242013847041,
              30.423841013461214,
              3.608298235649308
            ],
            [
              -91.6722368222781,
              30.437373572739972,
              3.608298235649308
            ],
            [
              -91.65661945772182,
              30.43721374092485,
              114.9482982356493
            ],
            [
              -91.65680492853762,
              30.42368126762085,
              114.9482982356493
            ],
            [
              -91.67242013847041,
              30.423841013461214,
              3.608298235649308
            ]
          ]
        ]
      },
      "bbox": [
        -91.67242014,
        30.42368127,
        3.608298236,
        -91.65661946,
        30.43737357,
        114.9482982
      ],
      "properties": {
        "datetime": "2010-12-06T21:47:53Z",
        "pc:count": 6572009,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628259.543,
            "count": 6572009,
            "maximum": 629000.0217,
            "minimum": 627500.0017,
            "name": "X",
            "position": 0,
            "stddev": 420.3594238,
            "variance": 176702.0452
          },
          {
            "average": 3367244.778,
            "count": 6572009,
            "maximum": 3367999.999,
            "minimum": 3366499.979,
            "name": "Y",
            "position": 1,
            "stddev": 421.6659371,
            "variance": 177802.1625
          },
          {
            "average": 13.61078162,
            "count": 6572009,
            "maximum": 114.9482982,
            "minimum": 3.608298236,
            "name": "Z",
            "position": 2,
            "stddev": 8.227659672,
            "variance": 67.69438368
          },
          {
            "average": 43.59214222,
            "count": 6572009,
            "maximum": 2323,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.1983451,
            "variance": 1615.906948
          },
          {
            "average": 1.79096255,
            "count": 6572009,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8762384545,
            "variance": 0.7677938292
          },
          {
            "average": 2.582084869,
            "count": 6572009,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9416752085,
            "variance": 0.8867521983
          },
          {
            "average": 0.5066058187,
            "count": 6572009,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999563993,
            "variance": 0.2499564012
          },
          {
            "average": 0.001192025148,
            "count": 6572009,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03450513592,
            "variance": 0.001190604405
          },
          {
            "average": 3.827121965,
            "count": 6572009,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.50670097,
            "variance": 2.270147812
          },
          {
            "average": 0.2507949633,
            "count": 6572009,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.945586652,
            "variance": 15.56765403
          },
          {
            "average": 0,
            "count": 6572009,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1896.972159,
            "count": 6572009,
            "maximum": 2102,
            "minimum": 1702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.04855351,
            "variance": 4906.799849
          },
          {
            "average": -24295103.88,
            "count": 6572009,
            "maximum": -24292726.37,
            "minimum": -24303828.81,
            "name": "GpsTime",
            "position": 12,
            "stddev": 982.8221938,
            "variance": 965939.4646
          },
          {
            "average": 0,
            "count": 6572009,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6572009,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6572009,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6572009,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6572009,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0017,
          3366499.979,
          3.608298236,
          629000.0217,
          3367999.999,
          114.9482982
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0016582287,
                3366499.9790096143,
                3.608298235649308
              ],
              [
                627500.0016582287,
                3367999.999009614,
                3.608298235649308
              ],
              [
                629000.0216582287,
                3367999.999009614,
                114.9482982356493
              ],
              [
                629000.0216582287,
                3366499.9790096143,
                114.9482982356493
              ],
              [
                627500.0016582287,
                3366499.9790096143,
                3.608298235649308
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:47:53+00:00",
        "end_time": "2010-12-06T18:42:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67242014,
            30.42368127,
            3.608298236,
            -91.65661946,
            30.43737357,
            114.9482982
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67242013847041,
                  30.423841013461214,
                  3.608298235649308
                ],
                [
                  -91.6722368222781,
                  30.437373572739972,
                  3.608298235649308
                ],
                [
                  -91.65661945772182,
                  30.43721374092485,
                  114.9482982356493
                ],
                [
                  -91.65680492853762,
                  30.42368126762085,
                  114.9482982356493
                ],
                [
                  -91.67242013847041,
                  30.423841013461214,
                  3.608298235649308
                ]
              ]
            ]
          },
          "id": "20101202_AN10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:47:53Z",
            "pc:count": 6572009,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628259.543,
                "count": 6572009,
                "maximum": 629000.0217,
                "minimum": 627500.0017,
                "name": "X",
                "position": 0,
                "stddev": 420.3594238,
                "variance": 176702.0452
              },
              {
                "average": 3367244.778,
                "count": 6572009,
                "maximum": 3367999.999,
                "minimum": 3366499.979,
                "name": "Y",
                "position": 1,
                "stddev": 421.6659371,
                "variance": 177802.1625
              },
              {
                "average": 13.61078162,
                "count": 6572009,
                "maximum": 114.9482982,
                "minimum": 3.608298236,
                "name": "Z",
                "position": 2,
                "stddev": 8.227659672,
                "variance": 67.69438368
              },
              {
                "average": 43.59214222,
                "count": 6572009,
                "maximum": 2323,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.1983451,
                "variance": 1615.906948
              },
              {
                "average": 1.79096255,
                "count": 6572009,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8762384545,
                "variance": 0.7677938292
              },
              {
                "average": 2.582084869,
                "count": 6572009,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9416752085,
                "variance": 0.8867521983
              },
              {
                "average": 0.5066058187,
                "count": 6572009,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999563993,
                "variance": 0.2499564012
              },
              {
                "average": 0.001192025148,
                "count": 6572009,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03450513592,
                "variance": 0.001190604405
              },
              {
                "average": 3.827121965,
                "count": 6572009,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.50670097,
                "variance": 2.270147812
              },
              {
                "average": 0.2507949633,
                "count": 6572009,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.945586652,
                "variance": 15.56765403
              },
              {
                "average": 0,
                "count": 6572009,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1896.972159,
                "count": 6572009,
                "maximum": 2102,
                "minimum": 1702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.04855351,
                "variance": 4906.799849
              },
              {
                "average": -24295103.88,
                "count": 6572009,
                "maximum": -24292726.37,
                "minimum": -24303828.81,
                "name": "GpsTime",
                "position": 12,
                "stddev": 982.8221938,
                "variance": 965939.4646
              },
              {
                "average": 0,
                "count": 6572009,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6572009,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6572009,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6572009,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6572009,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0017,
              3366499.979,
              3.608298236,
              629000.0217,
              3367999.999,
              114.9482982
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0016582287,
                    3366499.9790096143,
                    3.608298235649308
                  ],
                  [
                    627500.0016582287,
                    3367999.999009614,
                    3.608298235649308
                  ],
                  [
                    629000.0216582287,
                    3367999.999009614,
                    114.9482982356493
                  ],
                  [
                    629000.0216582287,
                    3366499.9790096143,
                    114.9482982356493
                  ],
                  [
                    627500.0016582287,
                    3366499.9790096143,
                    3.608298235649308
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:47:53+00:00",
            "end_time": "2010-12-06T18:42:51+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": "20101202_AE10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81296056760269,
              30.425194682598775,
              2.019551089446111
            ],
            [
              -91.81279664588482,
              30.438727970434606,
              2.019551089446111
            ],
            [
              -91.7971782147378,
              30.43858495145046,
              820.5395510894461
            ],
            [
              -91.7973442916935,
              30.42505174054774,
              820.5395510894461
            ],
            [
              -91.81296056760269,
              30.425194682598775,
              2.019551089446111
            ]
          ]
        ]
      },
      "bbox": [
        -91.81296057,
        30.42505174,
        2.019551089,
        -91.79717821,
        30.43872797,
        820.5395511
      ],
      "properties": {
        "datetime": "2010-12-07T19:19:57Z",
        "pc:count": 5300011,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614774.5371,
            "count": 5300011,
            "maximum": 615500.022,
            "minimum": 614000.002,
            "name": "X",
            "position": 0,
            "stddev": 434.3355335,
            "variance": 188647.3556
          },
          {
            "average": 3367256.266,
            "count": 5300011,
            "maximum": 3367999.998,
            "minimum": 3366499.978,
            "name": "Y",
            "position": 1,
            "stddev": 429.9504,
            "variance": 184857.3465
          },
          {
            "average": 9.842053603,
            "count": 5300011,
            "maximum": 820.5395511,
            "minimum": 2.019551089,
            "name": "Z",
            "position": 2,
            "stddev": 6.988863874,
            "variance": 48.84421825
          },
          {
            "average": 36.17724039,
            "count": 5300011,
            "maximum": 1564,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 31.91286182,
            "variance": 1018.430749
          },
          {
            "average": 1.683524808,
            "count": 5300011,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8743376526,
            "variance": 0.7644663307
          },
          {
            "average": 2.36709188,
            "count": 5300011,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.068951251,
            "variance": 1.142656777
          },
          {
            "average": 0.5081323416,
            "count": 5300011,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999339078,
            "variance": 0.2499339122
          },
          {
            "average": 0.001155657979,
            "count": 5300011,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03397532415,
            "variance": 0.001154322651
          },
          {
            "average": 3.935059191,
            "count": 5300011,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.43677998,
            "variance": 2.064336712
          },
          {
            "average": 0.07386105581,
            "count": 5300011,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.91023585,
            "variance": 15.2899444
          },
          {
            "average": 0,
            "count": 5300011,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3576.377647,
            "count": 5300011,
            "maximum": 3702,
            "minimum": 3401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.59549707,
            "variance": 4843.533212
          },
          {
            "average": -24216845.29,
            "count": 5300011,
            "maximum": -24215202.35,
            "minimum": -24218988.69,
            "name": "GpsTime",
            "position": 12,
            "stddev": 738.0096462,
            "variance": 544658.2378
          },
          {
            "average": 0,
            "count": 5300011,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5300011,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5300011,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5300011,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5300011,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          614000.002,
          3366499.978,
          2.019551089,
          615500.022,
          3367999.998,
          820.5395511
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                614000.002044825,
                3366499.9779787697,
                2.019551089446111
              ],
              [
                614000.002044825,
                3367999.9979787692,
                2.019551089446111
              ],
              [
                615500.022044825,
                3367999.9979787692,
                820.5395510894461
              ],
              [
                615500.022044825,
                3366499.9779787697,
                820.5395510894461
              ],
              [
                614000.002044825,
                3366499.9779787697,
                2.019551089446111
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:19:57+00:00",
        "end_time": "2010-12-07T18:16:51+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81296057,
            30.42505174,
            2.019551089,
            -91.79717821,
            30.43872797,
            820.5395511
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81296056760269,
                  30.425194682598775,
                  2.019551089446111
                ],
                [
                  -91.81279664588482,
                  30.438727970434606,
                  2.019551089446111
                ],
                [
                  -91.7971782147378,
                  30.43858495145046,
                  820.5395510894461
                ],
                [
                  -91.7973442916935,
                  30.42505174054774,
                  820.5395510894461
                ],
                [
                  -91.81296056760269,
                  30.425194682598775,
                  2.019551089446111
                ]
              ]
            ]
          },
          "id": "20101202_AE10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:19:57Z",
            "pc:count": 5300011,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614774.5371,
                "count": 5300011,
                "maximum": 615500.022,
                "minimum": 614000.002,
                "name": "X",
                "position": 0,
                "stddev": 434.3355335,
                "variance": 188647.3556
              },
              {
                "average": 3367256.266,
                "count": 5300011,
                "maximum": 3367999.998,
                "minimum": 3366499.978,
                "name": "Y",
                "position": 1,
                "stddev": 429.9504,
                "variance": 184857.3465
              },
              {
                "average": 9.842053603,
                "count": 5300011,
                "maximum": 820.5395511,
                "minimum": 2.019551089,
                "name": "Z",
                "position": 2,
                "stddev": 6.988863874,
                "variance": 48.84421825
              },
              {
                "average": 36.17724039,
                "count": 5300011,
                "maximum": 1564,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 31.91286182,
                "variance": 1018.430749
              },
              {
                "average": 1.683524808,
                "count": 5300011,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8743376526,
                "variance": 0.7644663307
              },
              {
                "average": 2.36709188,
                "count": 5300011,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.068951251,
                "variance": 1.142656777
              },
              {
                "average": 0.5081323416,
                "count": 5300011,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999339078,
                "variance": 0.2499339122
              },
              {
                "average": 0.001155657979,
                "count": 5300011,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03397532415,
                "variance": 0.001154322651
              },
              {
                "average": 3.935059191,
                "count": 5300011,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.43677998,
                "variance": 2.064336712
              },
              {
                "average": 0.07386105581,
                "count": 5300011,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.91023585,
                "variance": 15.2899444
              },
              {
                "average": 0,
                "count": 5300011,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3576.377647,
                "count": 5300011,
                "maximum": 3702,
                "minimum": 3401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.59549707,
                "variance": 4843.533212
              },
              {
                "average": -24216845.29,
                "count": 5300011,
                "maximum": -24215202.35,
                "minimum": -24218988.69,
                "name": "GpsTime",
                "position": 12,
                "stddev": 738.0096462,
                "variance": 544658.2378
              },
              {
                "average": 0,
                "count": 5300011,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5300011,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5300011,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5300011,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5300011,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              614000.002,
              3366499.978,
              2.019551089,
              615500.022,
              3367999.998,
              820.5395511
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    614000.002044825,
                    3366499.9779787697,
                    2.019551089446111
                  ],
                  [
                    614000.002044825,
                    3367999.9979787692,
                    2.019551089446111
                  ],
                  [
                    615500.022044825,
                    3367999.9979787692,
                    820.5395510894461
                  ],
                  [
                    615500.022044825,
                    3366499.9779787697,
                    820.5395510894461
                  ],
                  [
                    614000.002044825,
                    3366499.9779787697,
                    2.019551089446111
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:19:57+00:00",
            "end_time": "2010-12-07T18:16:51+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": "20101202_AO15.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65773061507475,
              30.35601935751891,
              2.865692283632313
            ],
            [
              -91.65754577228476,
              30.3695519762421,
              2.865692283632313
            ],
            [
              -91.64193929156565,
              30.369390711250688,
              163.3056922836323
            ],
            [
              -91.64212628161476,
              30.355858179389593,
              163.3056922836323
            ],
            [
              -91.65773061507475,
              30.35601935751891,
              2.865692283632313
            ]
          ]
        ]
      },
      "bbox": [
        -91.65773062,
        30.35585818,
        2.865692284,
        -91.64193929,
        30.36955198,
        163.3056923
      ],
      "properties": {
        "datetime": "2010-12-06T22:38:23Z",
        "pc:count": 6135076,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629756.559,
            "count": 6135076,
            "maximum": 630500.0196,
            "minimum": 628999.9996,
            "name": "X",
            "position": 0,
            "stddev": 428.4044045,
            "variance": 183530.3338
          },
          {
            "average": 3359740.276,
            "count": 6135076,
            "maximum": 3360499.998,
            "minimum": 3358999.978,
            "name": "Y",
            "position": 1,
            "stddev": 437.3979281,
            "variance": 191316.9475
          },
          {
            "average": 12.89382753,
            "count": 6135076,
            "maximum": 163.3056923,
            "minimum": 2.865692284,
            "name": "Z",
            "position": 2,
            "stddev": 7.315005761,
            "variance": 53.50930928
          },
          {
            "average": 46.14141667,
            "count": 6135076,
            "maximum": 12444,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.90805144,
            "variance": 1927.916981
          },
          {
            "average": 1.747732546,
            "count": 6135076,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8595428455,
            "variance": 0.7388139032
          },
          {
            "average": 2.495409511,
            "count": 6135076,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9537040133,
            "variance": 0.909551345
          },
          {
            "average": 0.5060481728,
            "count": 6135076,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499963459,
            "variance": 0.2499634603
          },
          {
            "average": 0.001228509639,
            "count": 6135076,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03502856838,
            "variance": 0.001227000603
          },
          {
            "average": 3.66142897,
            "count": 6135076,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.533912049,
            "variance": 2.352886173
          },
          {
            "average": 0.7042975371,
            "count": 6135076,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.063443011,
            "variance": 16.5115691
          },
          {
            "average": 0,
            "count": 6135076,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2267.867544,
            "count": 6135076,
            "maximum": 2401,
            "minimum": 2102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.80820309,
            "variance": 5301.034437
          },
          {
            "average": -24291111.17,
            "count": 6135076,
            "maximum": -24289696.28,
            "minimum": -24292844.13,
            "name": "GpsTime",
            "position": 12,
            "stddev": 795.7837484,
            "variance": 633271.7743
          },
          {
            "average": 0,
            "count": 6135076,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6135076,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6135076,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6135076,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6135076,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9996,
          3358999.978,
          2.865692284,
          630500.0196,
          3360499.998,
          163.3056923
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.9996116069,
                3358999.9777061306,
                2.865692283632313
              ],
              [
                628999.9996116069,
                3360499.99770613,
                2.865692283632313
              ],
              [
                630500.019611607,
                3360499.99770613,
                163.3056922836323
              ],
              [
                630500.019611607,
                3358999.9777061306,
                163.3056922836323
              ],
              [
                628999.9996116069,
                3358999.9777061306,
                2.865692283632313
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:38:23+00:00",
        "end_time": "2010-12-06T21:45:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO15.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO15.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO15.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO15.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65773062,
            30.35585818,
            2.865692284,
            -91.64193929,
            30.36955198,
            163.3056923
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65773061507475,
                  30.35601935751891,
                  2.865692283632313
                ],
                [
                  -91.65754577228476,
                  30.3695519762421,
                  2.865692283632313
                ],
                [
                  -91.64193929156565,
                  30.369390711250688,
                  163.3056922836323
                ],
                [
                  -91.64212628161476,
                  30.355858179389593,
                  163.3056922836323
                ],
                [
                  -91.65773061507475,
                  30.35601935751891,
                  2.865692283632313
                ]
              ]
            ]
          },
          "id": "20101202_AO15.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO15.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:38:23Z",
            "pc:count": 6135076,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629756.559,
                "count": 6135076,
                "maximum": 630500.0196,
                "minimum": 628999.9996,
                "name": "X",
                "position": 0,
                "stddev": 428.4044045,
                "variance": 183530.3338
              },
              {
                "average": 3359740.276,
                "count": 6135076,
                "maximum": 3360499.998,
                "minimum": 3358999.978,
                "name": "Y",
                "position": 1,
                "stddev": 437.3979281,
                "variance": 191316.9475
              },
              {
                "average": 12.89382753,
                "count": 6135076,
                "maximum": 163.3056923,
                "minimum": 2.865692284,
                "name": "Z",
                "position": 2,
                "stddev": 7.315005761,
                "variance": 53.50930928
              },
              {
                "average": 46.14141667,
                "count": 6135076,
                "maximum": 12444,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.90805144,
                "variance": 1927.916981
              },
              {
                "average": 1.747732546,
                "count": 6135076,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8595428455,
                "variance": 0.7388139032
              },
              {
                "average": 2.495409511,
                "count": 6135076,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9537040133,
                "variance": 0.909551345
              },
              {
                "average": 0.5060481728,
                "count": 6135076,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499963459,
                "variance": 0.2499634603
              },
              {
                "average": 0.001228509639,
                "count": 6135076,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03502856838,
                "variance": 0.001227000603
              },
              {
                "average": 3.66142897,
                "count": 6135076,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.533912049,
                "variance": 2.352886173
              },
              {
                "average": 0.7042975371,
                "count": 6135076,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.063443011,
                "variance": 16.5115691
              },
              {
                "average": 0,
                "count": 6135076,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2267.867544,
                "count": 6135076,
                "maximum": 2401,
                "minimum": 2102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.80820309,
                "variance": 5301.034437
              },
              {
                "average": -24291111.17,
                "count": 6135076,
                "maximum": -24289696.28,
                "minimum": -24292844.13,
                "name": "GpsTime",
                "position": 12,
                "stddev": 795.7837484,
                "variance": 633271.7743
              },
              {
                "average": 0,
                "count": 6135076,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6135076,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6135076,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6135076,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6135076,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9996,
              3358999.978,
              2.865692284,
              630500.0196,
              3360499.998,
              163.3056923
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.9996116069,
                    3358999.9777061306,
                    2.865692283632313
                  ],
                  [
                    628999.9996116069,
                    3360499.99770613,
                    2.865692283632313
                  ],
                  [
                    630500.019611607,
                    3360499.99770613,
                    163.3056922836323
                  ],
                  [
                    630500.019611607,
                    3358999.9777061306,
                    163.3056922836323
                  ],
                  [
                    628999.9996116069,
                    3358999.9777061306,
                    2.865692283632313
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:38:23+00:00",
            "end_time": "2010-12-06T21:45:55+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": "20101202_AJ04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73383144538063,
              30.50565716239925,
              1.257689950852949
            ],
            [
              -91.73365603618868,
              30.51918988143865,
              1.257689950852949
            ],
            [
              -91.71802522300597,
              30.51903702929198,
              403.737689950853
            ],
            [
              -91.71820279588297,
              30.50550439234223,
              403.737689950853
            ],
            [
              -91.73383144538063,
              30.50565716239925,
              1.257689950852949
            ]
          ]
        ]
      },
      "bbox": [
        -91.73383145,
        30.50550439,
        1.257689951,
        -91.71802522,
        30.51918988,
        403.73769
      ],
      "properties": {
        "datetime": "2010-12-06T21:51:00Z",
        "pc:count": 5360333,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622355.3885,
            "count": 5360333,
            "maximum": 623000.0198,
            "minimum": 621499.9998,
            "name": "X",
            "position": 0,
            "stddev": 383.6823671,
            "variance": 147212.1588
          },
          {
            "average": 3376242.606,
            "count": 5360333,
            "maximum": 3376999.999,
            "minimum": 3375499.979,
            "name": "Y",
            "position": 1,
            "stddev": 447.1217901,
            "variance": 199917.8952
          },
          {
            "average": 14.83972879,
            "count": 5360333,
            "maximum": 403.73769,
            "minimum": 1.257689951,
            "name": "Z",
            "position": 2,
            "stddev": 9.257801641,
            "variance": 85.70689123
          },
          {
            "average": 45.80103307,
            "count": 5360333,
            "maximum": 1189,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.57220902,
            "variance": 1728.248562
          },
          {
            "average": 1.645483219,
            "count": 5360333,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8377565129,
            "variance": 0.7018359748
          },
          {
            "average": 2.290997966,
            "count": 5360333,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.021486293,
            "variance": 1.043434247
          },
          {
            "average": 0.5065364409,
            "count": 5360333,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999573197,
            "variance": 0.2499573216
          },
          {
            "average": 0.001288352795,
            "count": 5360333,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03587050573,
            "variance": 0.001286693182
          },
          {
            "average": 4.169496373,
            "count": 5360333,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.999775742,
            "variance": 3.999103019
          },
          {
            "average": -0.2661241569,
            "count": 5360333,
            "maximum": 9,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.025860496,
            "variance": 16.20755273
          },
          {
            "average": 0,
            "count": 5360333,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1963.697354,
            "count": 5360333,
            "maximum": 2102,
            "minimum": 1801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.76244556,
            "variance": 4457.224137
          },
          {
            "average": -24294349.4,
            "count": 5360333,
            "maximum": -24292539.86,
            "minimum": -24296434.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 643.5897509,
            "variance": 414207.7675
          },
          {
            "average": 0,
            "count": 5360333,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5360333,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5360333,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5360333,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5360333,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621499.9998,
          3375499.979,
          1.257689951,
          623000.0198,
          3376999.999,
          403.73769
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621499.9997923782,
                3375499.979229904,
                1.257689950852949
              ],
              [
                621499.9997923782,
                3376999.9992299033,
                1.257689950852949
              ],
              [
                623000.0197923782,
                3376999.9992299033,
                403.737689950853
              ],
              [
                623000.0197923782,
                3375499.979229904,
                403.737689950853
              ],
              [
                621499.9997923782,
                3375499.979229904,
                1.257689950852949
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:51:00+00:00",
        "end_time": "2010-12-06T20:46:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73383145,
            30.50550439,
            1.257689951,
            -91.71802522,
            30.51918988,
            403.73769
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73383144538063,
                  30.50565716239925,
                  1.257689950852949
                ],
                [
                  -91.73365603618868,
                  30.51918988143865,
                  1.257689950852949
                ],
                [
                  -91.71802522300597,
                  30.51903702929198,
                  403.737689950853
                ],
                [
                  -91.71820279588297,
                  30.50550439234223,
                  403.737689950853
                ],
                [
                  -91.73383144538063,
                  30.50565716239925,
                  1.257689950852949
                ]
              ]
            ]
          },
          "id": "20101202_AJ04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:51:00Z",
            "pc:count": 5360333,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622355.3885,
                "count": 5360333,
                "maximum": 623000.0198,
                "minimum": 621499.9998,
                "name": "X",
                "position": 0,
                "stddev": 383.6823671,
                "variance": 147212.1588
              },
              {
                "average": 3376242.606,
                "count": 5360333,
                "maximum": 3376999.999,
                "minimum": 3375499.979,
                "name": "Y",
                "position": 1,
                "stddev": 447.1217901,
                "variance": 199917.8952
              },
              {
                "average": 14.83972879,
                "count": 5360333,
                "maximum": 403.73769,
                "minimum": 1.257689951,
                "name": "Z",
                "position": 2,
                "stddev": 9.257801641,
                "variance": 85.70689123
              },
              {
                "average": 45.80103307,
                "count": 5360333,
                "maximum": 1189,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.57220902,
                "variance": 1728.248562
              },
              {
                "average": 1.645483219,
                "count": 5360333,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8377565129,
                "variance": 0.7018359748
              },
              {
                "average": 2.290997966,
                "count": 5360333,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.021486293,
                "variance": 1.043434247
              },
              {
                "average": 0.5065364409,
                "count": 5360333,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999573197,
                "variance": 0.2499573216
              },
              {
                "average": 0.001288352795,
                "count": 5360333,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03587050573,
                "variance": 0.001286693182
              },
              {
                "average": 4.169496373,
                "count": 5360333,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.999775742,
                "variance": 3.999103019
              },
              {
                "average": -0.2661241569,
                "count": 5360333,
                "maximum": 9,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.025860496,
                "variance": 16.20755273
              },
              {
                "average": 0,
                "count": 5360333,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1963.697354,
                "count": 5360333,
                "maximum": 2102,
                "minimum": 1801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.76244556,
                "variance": 4457.224137
              },
              {
                "average": -24294349.4,
                "count": 5360333,
                "maximum": -24292539.86,
                "minimum": -24296434.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 643.5897509,
                "variance": 414207.7675
              },
              {
                "average": 0,
                "count": 5360333,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5360333,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5360333,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5360333,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5360333,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621499.9998,
              3375499.979,
              1.257689951,
              623000.0198,
              3376999.999,
              403.73769
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621499.9997923782,
                    3375499.979229904,
                    1.257689950852949
                  ],
                  [
                    621499.9997923782,
                    3376999.9992299033,
                    1.257689950852949
                  ],
                  [
                    623000.0197923782,
                    3376999.9992299033,
                    403.737689950853
                  ],
                  [
                    623000.0197923782,
                    3375499.979229904,
                    403.737689950853
                  ],
                  [
                    621499.9997923782,
                    3375499.979229904,
                    1.257689950852949
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:51:00+00:00",
            "end_time": "2010-12-06T20:46:05+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": "20101202_AK14.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.71997212766838,
              30.37017824970445,
              2.168901934547321
            ],
            [
              -91.7197957548891,
              30.38371117686385,
              2.168901934547321
            ],
            [
              -91.70418663211758,
              30.38355728058097,
              176.76890193454733
            ],
            [
              -91.70436515389639,
              30.37002443629337,
              176.76890193454733
            ],
            [
              -91.71997212766838,
              30.37017824970445,
              2.168901934547321
            ]
          ]
        ]
      },
      "bbox": [
        -91.71997213,
        30.37002444,
        2.168901935,
        -91.70418663,
        30.38371118,
        176.7689019
      ],
      "properties": {
        "datetime": "2010-12-07T17:26:37Z",
        "pc:count": 5632813,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623771.9654,
            "count": 5632813,
            "maximum": 624500.0174,
            "minimum": 622999.9974,
            "name": "X",
            "position": 0,
            "stddev": 431.0521657,
            "variance": 185805.9696
          },
          {
            "average": 3361236.121,
            "count": 5632813,
            "maximum": 3362000.001,
            "minimum": 3360499.981,
            "name": "Y",
            "position": 1,
            "stddev": 429.4084161,
            "variance": 184391.5879
          },
          {
            "average": 12.19582699,
            "count": 5632813,
            "maximum": 176.7689019,
            "minimum": 2.168901935,
            "name": "Z",
            "position": 2,
            "stddev": 7.01070262,
            "variance": 49.14995122
          },
          {
            "average": 45.63517766,
            "count": 5632813,
            "maximum": 236,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.56894599,
            "variance": 1898.253055
          },
          {
            "average": 1.664211292,
            "count": 5632813,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8538002611,
            "variance": 0.7289748859
          },
          {
            "average": 2.32843075,
            "count": 5632813,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.039971173,
            "variance": 1.081540042
          },
          {
            "average": 0.5088784236,
            "count": 5632813,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999212118,
            "variance": 0.249921218
          },
          {
            "average": 0.001219816813,
            "count": 5632813,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03490457099,
            "variance": 0.001218329076
          },
          {
            "average": 3.807726441,
            "count": 5632813,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.48091421,
            "variance": 2.193106898
          },
          {
            "average": 0.4767535794,
            "count": 5632813,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.007258938,
            "variance": 16.05812419
          },
          {
            "average": 0,
            "count": 5632813,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2902.611541,
            "count": 5632813,
            "maximum": 3102,
            "minimum": 2702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.26592959,
            "variance": 4937.300861
          },
          {
            "average": -24224303.43,
            "count": 5632813,
            "maximum": -24222002.38,
            "minimum": -24226490.32,
            "name": "GpsTime",
            "position": 12,
            "stddev": 794.1186725,
            "variance": 630624.4661
          },
          {
            "average": 0,
            "count": 5632813,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5632813,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5632813,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5632813,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5632813,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9974,
          3360499.981,
          2.168901935,
          624500.0174,
          3362000.001,
          176.7689019
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9974077605,
                3360499.9811190395,
                2.168901934547321
              ],
              [
                622999.9974077605,
                3362000.001119039,
                2.168901934547321
              ],
              [
                624500.0174077605,
                3362000.001119039,
                176.76890193454733
              ],
              [
                624500.0174077605,
                3360499.9811190395,
                176.76890193454733
              ],
              [
                622999.9974077605,
                3360499.9811190395,
                2.168901934547321
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:26:37+00:00",
        "end_time": "2010-12-07T16:11:49+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK14.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK14.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK14.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK14.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.71997213,
            30.37002444,
            2.168901935,
            -91.70418663,
            30.38371118,
            176.7689019
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.71997212766838,
                  30.37017824970445,
                  2.168901934547321
                ],
                [
                  -91.7197957548891,
                  30.38371117686385,
                  2.168901934547321
                ],
                [
                  -91.70418663211758,
                  30.38355728058097,
                  176.76890193454733
                ],
                [
                  -91.70436515389639,
                  30.37002443629337,
                  176.76890193454733
                ],
                [
                  -91.71997212766838,
                  30.37017824970445,
                  2.168901934547321
                ]
              ]
            ]
          },
          "id": "20101202_AK14.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK14.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:26:37Z",
            "pc:count": 5632813,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623771.9654,
                "count": 5632813,
                "maximum": 624500.0174,
                "minimum": 622999.9974,
                "name": "X",
                "position": 0,
                "stddev": 431.0521657,
                "variance": 185805.9696
              },
              {
                "average": 3361236.121,
                "count": 5632813,
                "maximum": 3362000.001,
                "minimum": 3360499.981,
                "name": "Y",
                "position": 1,
                "stddev": 429.4084161,
                "variance": 184391.5879
              },
              {
                "average": 12.19582699,
                "count": 5632813,
                "maximum": 176.7689019,
                "minimum": 2.168901935,
                "name": "Z",
                "position": 2,
                "stddev": 7.01070262,
                "variance": 49.14995122
              },
              {
                "average": 45.63517766,
                "count": 5632813,
                "maximum": 236,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.56894599,
                "variance": 1898.253055
              },
              {
                "average": 1.664211292,
                "count": 5632813,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8538002611,
                "variance": 0.7289748859
              },
              {
                "average": 2.32843075,
                "count": 5632813,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.039971173,
                "variance": 1.081540042
              },
              {
                "average": 0.5088784236,
                "count": 5632813,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999212118,
                "variance": 0.249921218
              },
              {
                "average": 0.001219816813,
                "count": 5632813,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03490457099,
                "variance": 0.001218329076
              },
              {
                "average": 3.807726441,
                "count": 5632813,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.48091421,
                "variance": 2.193106898
              },
              {
                "average": 0.4767535794,
                "count": 5632813,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.007258938,
                "variance": 16.05812419
              },
              {
                "average": 0,
                "count": 5632813,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2902.611541,
                "count": 5632813,
                "maximum": 3102,
                "minimum": 2702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.26592959,
                "variance": 4937.300861
              },
              {
                "average": -24224303.43,
                "count": 5632813,
                "maximum": -24222002.38,
                "minimum": -24226490.32,
                "name": "GpsTime",
                "position": 12,
                "stddev": 794.1186725,
                "variance": 630624.4661
              },
              {
                "average": 0,
                "count": 5632813,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5632813,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5632813,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5632813,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5632813,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9974,
              3360499.981,
              2.168901935,
              624500.0174,
              3362000.001,
              176.7689019
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9974077605,
                    3360499.9811190395,
                    2.168901934547321
                  ],
                  [
                    622999.9974077605,
                    3362000.001119039,
                    2.168901934547321
                  ],
                  [
                    624500.0174077605,
                    3362000.001119039,
                    176.76890193454733
                  ],
                  [
                    624500.0174077605,
                    3360499.9811190395,
                    176.76890193454733
                  ],
                  [
                    622999.9974077605,
                    3360499.9811190395,
                    2.168901934547321
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:26:37+00:00",
            "end_time": "2010-12-07T16:11:49+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": "20101202_AH04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.76508869663985,
              30.505957103147523,
              1.244591712100288
            ],
            [
              -91.76491761496723,
              30.51948998334527,
              1.244591712100288
            ],
            [
              -91.749286565404,
              30.519340879506135,
              131.4645917121003
            ],
            [
              -91.74945981089819,
              30.50580807938548,
              131.4645917121003
            ],
            [
              -91.76508869663985,
              30.505957103147523,
              1.244591712100288
            ]
          ]
        ]
      },
      "bbox": [
        -91.7650887,
        30.50580808,
        1.244591712,
        -91.74928657,
        30.51948998,
        131.4645917
      ],
      "properties": {
        "datetime": "2010-12-06T23:02:06Z",
        "pc:count": 5373660,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619157.083,
            "count": 5373660,
            "maximum": 620000.0184,
            "minimum": 618499.9984,
            "name": "X",
            "position": 0,
            "stddev": 425.1101753,
            "variance": 180718.6611
          },
          {
            "average": 3376318.902,
            "count": 5373660,
            "maximum": 3377000.002,
            "minimum": 3375499.982,
            "name": "Y",
            "position": 1,
            "stddev": 400.362803,
            "variance": 160290.374
          },
          {
            "average": 12.78020992,
            "count": 5373660,
            "maximum": 131.4645917,
            "minimum": 1.244591712,
            "name": "Z",
            "position": 2,
            "stddev": 7.552837865,
            "variance": 57.04535981
          },
          {
            "average": 56.39688127,
            "count": 5373660,
            "maximum": 6365,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 54.55189637,
            "variance": 2975.909398
          },
          {
            "average": 1.671981666,
            "count": 5373660,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8380973424,
            "variance": 0.7024071553
          },
          {
            "average": 2.343961285,
            "count": 5373660,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9917613825,
            "variance": 0.9835906398
          },
          {
            "average": 0.5053263511,
            "count": 5373660,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999716757,
            "variance": 0.2499716765
          },
          {
            "average": 0.00123379596,
            "count": 5373660,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03510375959,
            "variance": 0.001232273937
          },
          {
            "average": 3.682841862,
            "count": 5373660,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.695778927,
            "variance": 2.875666168
          },
          {
            "average": 0.2386162869,
            "count": 5373660,
            "maximum": 10.00199986,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.172271084,
            "variance": 17.407846
          },
          {
            "average": 0,
            "count": 5373660,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2358.547365,
            "count": 5373660,
            "maximum": 2502,
            "minimum": 2201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.41845331,
            "variance": 5244.432379
          },
          {
            "average": -24290148.52,
            "count": 5373660,
            "maximum": -24288273.77,
            "minimum": -24292187.02,
            "name": "GpsTime",
            "position": 12,
            "stddev": 749.4038242,
            "variance": 561606.0918
          },
          {
            "average": 0,
            "count": 5373660,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5373660,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5373660,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5373660,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5373660,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618499.9984,
          3375499.982,
          1.244591712,
          620000.0184,
          3377000.002,
          131.4645917
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618499.9984261324,
                3375499.981883275,
                1.244591712100288
              ],
              [
                618499.9984261324,
                3377000.0018832744,
                1.244591712100288
              ],
              [
                620000.0184261324,
                3377000.0018832744,
                131.4645917121003
              ],
              [
                620000.0184261324,
                3375499.981883275,
                131.4645917121003
              ],
              [
                618499.9984261324,
                3375499.981883275,
                1.244591712100288
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T23:02:06+00:00",
        "end_time": "2010-12-06T21:56:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.7650887,
            30.50580808,
            1.244591712,
            -91.74928657,
            30.51948998,
            131.4645917
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.76508869663985,
                  30.505957103147523,
                  1.244591712100288
                ],
                [
                  -91.76491761496723,
                  30.51948998334527,
                  1.244591712100288
                ],
                [
                  -91.749286565404,
                  30.519340879506135,
                  131.4645917121003
                ],
                [
                  -91.74945981089819,
                  30.50580807938548,
                  131.4645917121003
                ],
                [
                  -91.76508869663985,
                  30.505957103147523,
                  1.244591712100288
                ]
              ]
            ]
          },
          "id": "20101202_AH04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T23:02:06Z",
            "pc:count": 5373660,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619157.083,
                "count": 5373660,
                "maximum": 620000.0184,
                "minimum": 618499.9984,
                "name": "X",
                "position": 0,
                "stddev": 425.1101753,
                "variance": 180718.6611
              },
              {
                "average": 3376318.902,
                "count": 5373660,
                "maximum": 3377000.002,
                "minimum": 3375499.982,
                "name": "Y",
                "position": 1,
                "stddev": 400.362803,
                "variance": 160290.374
              },
              {
                "average": 12.78020992,
                "count": 5373660,
                "maximum": 131.4645917,
                "minimum": 1.244591712,
                "name": "Z",
                "position": 2,
                "stddev": 7.552837865,
                "variance": 57.04535981
              },
              {
                "average": 56.39688127,
                "count": 5373660,
                "maximum": 6365,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 54.55189637,
                "variance": 2975.909398
              },
              {
                "average": 1.671981666,
                "count": 5373660,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8380973424,
                "variance": 0.7024071553
              },
              {
                "average": 2.343961285,
                "count": 5373660,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9917613825,
                "variance": 0.9835906398
              },
              {
                "average": 0.5053263511,
                "count": 5373660,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999716757,
                "variance": 0.2499716765
              },
              {
                "average": 0.00123379596,
                "count": 5373660,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03510375959,
                "variance": 0.001232273937
              },
              {
                "average": 3.682841862,
                "count": 5373660,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.695778927,
                "variance": 2.875666168
              },
              {
                "average": 0.2386162869,
                "count": 5373660,
                "maximum": 10.00199986,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.172271084,
                "variance": 17.407846
              },
              {
                "average": 0,
                "count": 5373660,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2358.547365,
                "count": 5373660,
                "maximum": 2502,
                "minimum": 2201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.41845331,
                "variance": 5244.432379
              },
              {
                "average": -24290148.52,
                "count": 5373660,
                "maximum": -24288273.77,
                "minimum": -24292187.02,
                "name": "GpsTime",
                "position": 12,
                "stddev": 749.4038242,
                "variance": 561606.0918
              },
              {
                "average": 0,
                "count": 5373660,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5373660,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5373660,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5373660,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5373660,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618499.9984,
              3375499.982,
              1.244591712,
              620000.0184,
              3377000.002,
              131.4645917
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618499.9984261324,
                    3375499.981883275,
                    1.244591712100288
                  ],
                  [
                    618499.9984261324,
                    3377000.0018832744,
                    1.244591712100288
                  ],
                  [
                    620000.0184261324,
                    3377000.0018832744,
                    131.4645917121003
                  ],
                  [
                    620000.0184261324,
                    3375499.981883275,
                    131.4645917121003
                  ],
                  [
                    618499.9984261324,
                    3375499.981883275,
                    1.244591712100288
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T23:02:06+00:00",
            "end_time": "2010-12-06T21:56:52+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": "20101202_AC03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.84307352332152,
              30.520207269320185,
              3.382586149830189
            ],
            [
              -91.84291315508162,
              30.53374032546699,
              3.382586149830189
            ],
            [
              -91.8272793746722,
              30.533600518186166,
              290.32258614983016
            ],
            [
              -91.82744190849797,
              30.520067537103795,
              290.32258614983016
            ],
            [
              -91.84307352332152,
              30.520207269320185,
              3.382586149830189
            ]
          ]
        ]
      },
      "bbox": [
        -91.84307352,
        30.52006754,
        3.38258615,
        -91.82727937,
        30.53374033,
        290.3225861
      ],
      "properties": {
        "datetime": "2010-12-07T18:08:48Z",
        "pc:count": 5678152,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611755.597,
            "count": 5678152,
            "maximum": 612500.0193,
            "minimum": 610999.9993,
            "name": "X",
            "position": 0,
            "stddev": 434.7123811,
            "variance": 188974.8543
          },
          {
            "average": 3377751.674,
            "count": 5678152,
            "maximum": 3378499.99,
            "minimum": 3376999.99,
            "name": "Y",
            "position": 1,
            "stddev": 429.4531212,
            "variance": 184429.9833
          },
          {
            "average": 13.30600805,
            "count": 5678152,
            "maximum": 290.3225861,
            "minimum": 3.38258615,
            "name": "Z",
            "position": 2,
            "stddev": 8.173724362,
            "variance": 66.80976995
          },
          {
            "average": 41.88895595,
            "count": 5678152,
            "maximum": 3009,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 39.14082606,
            "variance": 1532.004265
          },
          {
            "average": 1.760726377,
            "count": 5678152,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9046974987,
            "variance": 0.8184775641
          },
          {
            "average": 2.521561416,
            "count": 5678152,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.056401822,
            "variance": 1.115984809
          },
          {
            "average": 0.508922093,
            "count": 5678152,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999204339,
            "variance": 0.2499204403
          },
          {
            "average": 0.001216769118,
            "count": 5678152,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0348609926,
            "variance": 0.001215288805
          },
          {
            "average": 3.975826642,
            "count": 5678152,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.459606544,
            "variance": 2.130451262
          },
          {
            "average": 0.2248981887,
            "count": 5678152,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.022032692,
            "variance": 16.17674697
          },
          {
            "average": 0,
            "count": 5678152,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3173.539531,
            "count": 5678152,
            "maximum": 3302,
            "minimum": 3001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.41369908,
            "variance": 4818.26162
          },
          {
            "average": -24221297.77,
            "count": 5678152,
            "maximum": -24219471.34,
            "minimum": -24223604.23,
            "name": "GpsTime",
            "position": 12,
            "stddev": 751.2671688,
            "variance": 564402.3588
          },
          {
            "average": 0,
            "count": 5678152,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5678152,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5678152,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5678152,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5678152,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          610999.9993,
          3376999.99,
          3.38258615,
          612500.0193,
          3378499.99,
          290.3225861
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                610999.9993069308,
                3376999.9897881337,
                3.382586149830189
              ],
              [
                610999.9993069308,
                3378499.9897881337,
                3.382586149830189
              ],
              [
                612500.0193069308,
                3378499.9897881337,
                290.32258614983016
              ],
              [
                612500.0193069308,
                3376999.9897881337,
                290.32258614983016
              ],
              [
                610999.9993069308,
                3376999.9897881337,
                3.382586149830189
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:08:48+00:00",
        "end_time": "2010-12-07T16:59:55+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84307352,
            30.52006754,
            3.38258615,
            -91.82727937,
            30.53374033,
            290.3225861
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.84307352332152,
                  30.520207269320185,
                  3.382586149830189
                ],
                [
                  -91.84291315508162,
                  30.53374032546699,
                  3.382586149830189
                ],
                [
                  -91.8272793746722,
                  30.533600518186166,
                  290.32258614983016
                ],
                [
                  -91.82744190849797,
                  30.520067537103795,
                  290.32258614983016
                ],
                [
                  -91.84307352332152,
                  30.520207269320185,
                  3.382586149830189
                ]
              ]
            ]
          },
          "id": "20101202_AC03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:08:48Z",
            "pc:count": 5678152,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611755.597,
                "count": 5678152,
                "maximum": 612500.0193,
                "minimum": 610999.9993,
                "name": "X",
                "position": 0,
                "stddev": 434.7123811,
                "variance": 188974.8543
              },
              {
                "average": 3377751.674,
                "count": 5678152,
                "maximum": 3378499.99,
                "minimum": 3376999.99,
                "name": "Y",
                "position": 1,
                "stddev": 429.4531212,
                "variance": 184429.9833
              },
              {
                "average": 13.30600805,
                "count": 5678152,
                "maximum": 290.3225861,
                "minimum": 3.38258615,
                "name": "Z",
                "position": 2,
                "stddev": 8.173724362,
                "variance": 66.80976995
              },
              {
                "average": 41.88895595,
                "count": 5678152,
                "maximum": 3009,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 39.14082606,
                "variance": 1532.004265
              },
              {
                "average": 1.760726377,
                "count": 5678152,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9046974987,
                "variance": 0.8184775641
              },
              {
                "average": 2.521561416,
                "count": 5678152,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.056401822,
                "variance": 1.115984809
              },
              {
                "average": 0.508922093,
                "count": 5678152,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999204339,
                "variance": 0.2499204403
              },
              {
                "average": 0.001216769118,
                "count": 5678152,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0348609926,
                "variance": 0.001215288805
              },
              {
                "average": 3.975826642,
                "count": 5678152,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.459606544,
                "variance": 2.130451262
              },
              {
                "average": 0.2248981887,
                "count": 5678152,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.022032692,
                "variance": 16.17674697
              },
              {
                "average": 0,
                "count": 5678152,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3173.539531,
                "count": 5678152,
                "maximum": 3302,
                "minimum": 3001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.41369908,
                "variance": 4818.26162
              },
              {
                "average": -24221297.77,
                "count": 5678152,
                "maximum": -24219471.34,
                "minimum": -24223604.23,
                "name": "GpsTime",
                "position": 12,
                "stddev": 751.2671688,
                "variance": 564402.3588
              },
              {
                "average": 0,
                "count": 5678152,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5678152,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5678152,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5678152,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5678152,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              610999.9993,
              3376999.99,
              3.38258615,
              612500.0193,
              3378499.99,
              290.3225861
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    610999.9993069308,
                    3376999.9897881337,
                    3.382586149830189
                  ],
                  [
                    610999.9993069308,
                    3378499.9897881337,
                    3.382586149830189
                  ],
                  [
                    612500.0193069308,
                    3378499.9897881337,
                    290.32258614983016
                  ],
                  [
                    612500.0193069308,
                    3376999.9897881337,
                    290.32258614983016
                  ],
                  [
                    610999.9993069308,
                    3376999.9897881337,
                    3.382586149830189
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:08:48+00:00",
            "end_time": "2010-12-07T16:59:55+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": "20101202_AM06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68730991038211,
              30.47812856937418,
              3.533187786598077
            ],
            [
              -91.68712825685776,
              30.491661097326,
              3.533187786598077
            ],
            [
              -91.67150213466253,
              30.491502793295012,
              202.5131877865981
            ],
            [
              -91.6716859487312,
              30.47797035040536,
              202.5131877865981
            ],
            [
              -91.68730991038211,
              30.47812856937418,
              3.533187786598077
            ]
          ]
        ]
      },
      "bbox": [
        -91.68730991,
        30.47797035,
        3.533187787,
        -91.67150213,
        30.4916611,
        202.5131878
      ],
      "properties": {
        "datetime": "2010-12-06T20:47:33Z",
        "pc:count": 6762840,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626735.905,
            "count": 6762840,
            "maximum": 627500.0197,
            "minimum": 625999.9997,
            "name": "X",
            "position": 0,
            "stddev": 430.3524919,
            "variance": 185203.2672
          },
          {
            "average": 3373235.053,
            "count": 6762840,
            "maximum": 3373999.999,
            "minimum": 3372499.979,
            "name": "Y",
            "position": 1,
            "stddev": 439.3931791,
            "variance": 193066.3658
          },
          {
            "average": 13.57708948,
            "count": 6762840,
            "maximum": 202.5131878,
            "minimum": 3.533187787,
            "name": "Z",
            "position": 2,
            "stddev": 8.837145198,
            "variance": 78.09513526
          },
          {
            "average": 43.98410786,
            "count": 6762840,
            "maximum": 8344,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.30492781,
            "variance": 1706.097061
          },
          {
            "average": 1.7931894,
            "count": 6762840,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8674593764,
            "variance": 0.7524857697
          },
          {
            "average": 2.586296585,
            "count": 6762840,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.913852105,
            "variance": 0.8351256698
          },
          {
            "average": 0.5086073306,
            "count": 6762840,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999259453,
            "variance": 0.2499259508
          },
          {
            "average": 0.00117820324,
            "count": 6762840,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03430474094,
            "variance": 0.001176815251
          },
          {
            "average": 3.753675231,
            "count": 6762840,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.517128886,
            "variance": 2.301680057
          },
          {
            "average": 0.861975311,
            "count": 6762840,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.960505854,
            "variance": 15.68560662
          },
          {
            "average": 0,
            "count": 6762840,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1641.272249,
            "count": 6762840,
            "maximum": 1801,
            "minimum": 1502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.0505618,
            "variance": 5191.283456
          },
          {
            "average": -24304347.37,
            "count": 6762840,
            "maximum": -24296346.43,
            "minimum": -24305862.22,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1829.950466,
            "variance": 3348718.706
          },
          {
            "average": 0,
            "count": 6762840,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6762840,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6762840,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6762840,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6762840,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625999.9997,
          3372499.979,
          3.533187787,
          627500.0197,
          3373999.999,
          202.5131878
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625999.9997432891,
                3372499.9787893854,
                3.533187786598077
              ],
              [
                625999.9997432891,
                3373999.998789385,
                3.533187786598077
              ],
              [
                627500.0197432891,
                3373999.998789385,
                202.5131877865981
              ],
              [
                627500.0197432891,
                3372499.9787893854,
                202.5131877865981
              ],
              [
                625999.9997432891,
                3372499.9787893854,
                3.533187786598077
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T20:47:33+00:00",
        "end_time": "2010-12-06T18:08:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68730991,
            30.47797035,
            3.533187787,
            -91.67150213,
            30.4916611,
            202.5131878
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68730991038211,
                  30.47812856937418,
                  3.533187786598077
                ],
                [
                  -91.68712825685776,
                  30.491661097326,
                  3.533187786598077
                ],
                [
                  -91.67150213466253,
                  30.491502793295012,
                  202.5131877865981
                ],
                [
                  -91.6716859487312,
                  30.47797035040536,
                  202.5131877865981
                ],
                [
                  -91.68730991038211,
                  30.47812856937418,
                  3.533187786598077
                ]
              ]
            ]
          },
          "id": "20101202_AM06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T20:47:33Z",
            "pc:count": 6762840,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626735.905,
                "count": 6762840,
                "maximum": 627500.0197,
                "minimum": 625999.9997,
                "name": "X",
                "position": 0,
                "stddev": 430.3524919,
                "variance": 185203.2672
              },
              {
                "average": 3373235.053,
                "count": 6762840,
                "maximum": 3373999.999,
                "minimum": 3372499.979,
                "name": "Y",
                "position": 1,
                "stddev": 439.3931791,
                "variance": 193066.3658
              },
              {
                "average": 13.57708948,
                "count": 6762840,
                "maximum": 202.5131878,
                "minimum": 3.533187787,
                "name": "Z",
                "position": 2,
                "stddev": 8.837145198,
                "variance": 78.09513526
              },
              {
                "average": 43.98410786,
                "count": 6762840,
                "maximum": 8344,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.30492781,
                "variance": 1706.097061
              },
              {
                "average": 1.7931894,
                "count": 6762840,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8674593764,
                "variance": 0.7524857697
              },
              {
                "average": 2.586296585,
                "count": 6762840,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.913852105,
                "variance": 0.8351256698
              },
              {
                "average": 0.5086073306,
                "count": 6762840,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999259453,
                "variance": 0.2499259508
              },
              {
                "average": 0.00117820324,
                "count": 6762840,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03430474094,
                "variance": 0.001176815251
              },
              {
                "average": 3.753675231,
                "count": 6762840,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.517128886,
                "variance": 2.301680057
              },
              {
                "average": 0.861975311,
                "count": 6762840,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.960505854,
                "variance": 15.68560662
              },
              {
                "average": 0,
                "count": 6762840,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1641.272249,
                "count": 6762840,
                "maximum": 1801,
                "minimum": 1502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.0505618,
                "variance": 5191.283456
              },
              {
                "average": -24304347.37,
                "count": 6762840,
                "maximum": -24296346.43,
                "minimum": -24305862.22,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1829.950466,
                "variance": 3348718.706
              },
              {
                "average": 0,
                "count": 6762840,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6762840,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6762840,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6762840,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6762840,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625999.9997,
              3372499.979,
              3.533187787,
              627500.0197,
              3373999.999,
              202.5131878
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625999.9997432891,
                    3372499.9787893854,
                    3.533187786598077
                  ],
                  [
                    625999.9997432891,
                    3373999.998789385,
                    3.533187786598077
                  ],
                  [
                    627500.0197432891,
                    3373999.998789385,
                    202.5131877865981
                  ],
                  [
                    627500.0197432891,
                    3372499.9787893854,
                    202.5131877865981
                  ],
                  [
                    625999.9997432891,
                    3372499.9787893854,
                    3.533187786598077
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T20:47:33+00:00",
            "end_time": "2010-12-06T18:08:57+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": "20101202_AE11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.8131244297393,
              30.411661544649757,
              2.097854306231994
            ],
            [
              -91.81296061916817,
              30.42519486136603,
              2.097854306231994
            ],
            [
              -91.7973443432302,
              30.425051919320406,
              355.25785430623205
            ],
            [
              -91.79751030757845,
              30.41151867951649,
              355.25785430623205
            ],
            [
              -91.8131244297393,
              30.411661544649757,
              2.097854306231994
            ]
          ]
        ]
      },
      "bbox": [
        -91.81312443,
        30.41151868,
        2.097854306,
        -91.79734434,
        30.42519486,
        355.2578543
      ],
      "properties": {
        "datetime": "2010-12-07T21:40:07Z",
        "pc:count": 5615689,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614696.2665,
            "count": 5615689,
            "maximum": 615500.0169,
            "minimum": 613999.9969,
            "name": "X",
            "position": 0,
            "stddev": 436.0947022,
            "variance": 190178.5893
          },
          {
            "average": 3365716.119,
            "count": 5615689,
            "maximum": 3366499.998,
            "minimum": 3364999.978,
            "name": "Y",
            "position": 1,
            "stddev": 434.6537623,
            "variance": 188923.8931
          },
          {
            "average": 9.821115602,
            "count": 5615689,
            "maximum": 355.2578543,
            "minimum": 2.097854306,
            "name": "Z",
            "position": 2,
            "stddev": 7.213657777,
            "variance": 52.03685853
          },
          {
            "average": 34.42235387,
            "count": 5615689,
            "maximum": 12290,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 71.55153739,
            "variance": 5119.622503
          },
          {
            "average": 1.741840405,
            "count": 5615689,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8965496005,
            "variance": 0.8038011862
          },
          {
            "average": 2.483890935,
            "count": 5615689,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.057961455,
            "variance": 1.11928244
          },
          {
            "average": 0.5072567231,
            "count": 5615689,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999473817,
            "variance": 0.2499473845
          },
          {
            "average": 0.001194154448,
            "count": 5615689,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03453590387,
            "variance": 0.001192728656
          },
          {
            "average": 3.93432756,
            "count": 5615689,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.440098779,
            "variance": 2.073884494
          },
          {
            "average": -0.1305613039,
            "count": 5615689,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.81094228,
            "variance": 14.52328106
          },
          {
            "average": 0,
            "count": 5615689,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3700.641238,
            "count": 5615689,
            "maximum": 3911,
            "minimum": 3502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.91060593,
            "variance": 5315.956456
          },
          {
            "average": -24213960.77,
            "count": 5615689,
            "maximum": -24206792.67,
            "minimum": -24217432.12,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3164.467177,
            "variance": 10013852.51
          },
          {
            "average": 0,
            "count": 5615689,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5615689,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5615689,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5615689,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5615689,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9969,
          3364999.978,
          2.097854306,
          615500.0169,
          3366499.998,
          355.2578543
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9968843772,
                3364999.977739035,
                2.097854306231994
              ],
              [
                613999.9968843772,
                3366499.9977390347,
                2.097854306231994
              ],
              [
                615500.0168843772,
                3366499.9977390347,
                355.25785430623205
              ],
              [
                615500.0168843772,
                3364999.977739035,
                355.25785430623205
              ],
              [
                613999.9968843772,
                3364999.977739035,
                2.097854306231994
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:40:07+00:00",
        "end_time": "2010-12-07T18:42:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81312443,
            30.41151868,
            2.097854306,
            -91.79734434,
            30.42519486,
            355.2578543
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.8131244297393,
                  30.411661544649757,
                  2.097854306231994
                ],
                [
                  -91.81296061916817,
                  30.42519486136603,
                  2.097854306231994
                ],
                [
                  -91.7973443432302,
                  30.425051919320406,
                  355.25785430623205
                ],
                [
                  -91.79751030757845,
                  30.41151867951649,
                  355.25785430623205
                ],
                [
                  -91.8131244297393,
                  30.411661544649757,
                  2.097854306231994
                ]
              ]
            ]
          },
          "id": "20101202_AE11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:40:07Z",
            "pc:count": 5615689,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614696.2665,
                "count": 5615689,
                "maximum": 615500.0169,
                "minimum": 613999.9969,
                "name": "X",
                "position": 0,
                "stddev": 436.0947022,
                "variance": 190178.5893
              },
              {
                "average": 3365716.119,
                "count": 5615689,
                "maximum": 3366499.998,
                "minimum": 3364999.978,
                "name": "Y",
                "position": 1,
                "stddev": 434.6537623,
                "variance": 188923.8931
              },
              {
                "average": 9.821115602,
                "count": 5615689,
                "maximum": 355.2578543,
                "minimum": 2.097854306,
                "name": "Z",
                "position": 2,
                "stddev": 7.213657777,
                "variance": 52.03685853
              },
              {
                "average": 34.42235387,
                "count": 5615689,
                "maximum": 12290,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 71.55153739,
                "variance": 5119.622503
              },
              {
                "average": 1.741840405,
                "count": 5615689,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8965496005,
                "variance": 0.8038011862
              },
              {
                "average": 2.483890935,
                "count": 5615689,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.057961455,
                "variance": 1.11928244
              },
              {
                "average": 0.5072567231,
                "count": 5615689,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999473817,
                "variance": 0.2499473845
              },
              {
                "average": 0.001194154448,
                "count": 5615689,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03453590387,
                "variance": 0.001192728656
              },
              {
                "average": 3.93432756,
                "count": 5615689,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.440098779,
                "variance": 2.073884494
              },
              {
                "average": -0.1305613039,
                "count": 5615689,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.81094228,
                "variance": 14.52328106
              },
              {
                "average": 0,
                "count": 5615689,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3700.641238,
                "count": 5615689,
                "maximum": 3911,
                "minimum": 3502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.91060593,
                "variance": 5315.956456
              },
              {
                "average": -24213960.77,
                "count": 5615689,
                "maximum": -24206792.67,
                "minimum": -24217432.12,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3164.467177,
                "variance": 10013852.51
              },
              {
                "average": 0,
                "count": 5615689,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5615689,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5615689,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5615689,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5615689,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9969,
              3364999.978,
              2.097854306,
              615500.0169,
              3366499.998,
              355.2578543
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9968843772,
                    3364999.977739035,
                    2.097854306231994
                  ],
                  [
                    613999.9968843772,
                    3366499.9977390347,
                    2.097854306231994
                  ],
                  [
                    615500.0168843772,
                    3366499.9977390347,
                    355.25785430623205
                  ],
                  [
                    615500.0168843772,
                    3364999.977739035,
                    355.25785430623205
                  ],
                  [
                    613999.9968843772,
                    3364999.977739035,
                    2.097854306231994
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:40:07+00:00",
            "end_time": "2010-12-07T18:42:47+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": "20101202_AN11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.6726033601486,
              30.410308613473976,
              3.249094101249256
            ],
            [
              -91.672420168244,
              30.423841201829603,
              3.249094101249256
            ],
            [
              -91.65680495828101,
              30.423681455991925,
              263.02909410124926
            ],
            [
              -91.65699030334898,
              30.410148953587864,
              263.02909410124926
            ],
            [
              -91.6726033601486,
              30.410308613473976,
              3.249094101249256
            ]
          ]
        ]
      },
      "bbox": [
        -91.67260336,
        30.41014895,
        3.249094101,
        -91.65680496,
        30.4238412,
        263.0290941
      ],
      "properties": {
        "datetime": "2010-12-06T22:00:45Z",
        "pc:count": 6540093,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628230.6861,
            "count": 6540093,
            "maximum": 629000.0186,
            "minimum": 627499.9986,
            "name": "X",
            "position": 0,
            "stddev": 434.2748095,
            "variance": 188594.6102
          },
          {
            "average": 3365761.152,
            "count": 6540093,
            "maximum": 3366500,
            "minimum": 3364999.98,
            "name": "Y",
            "position": 1,
            "stddev": 424.3627857,
            "variance": 180083.7739
          },
          {
            "average": 13.54378874,
            "count": 6540093,
            "maximum": 263.0290941,
            "minimum": 3.249094101,
            "name": "Z",
            "position": 2,
            "stddev": 7.863538883,
            "variance": 61.83524376
          },
          {
            "average": 43.18452413,
            "count": 6540093,
            "maximum": 3072,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 39.8372437,
            "variance": 1587.005986
          },
          {
            "average": 1.787242475,
            "count": 6540093,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8647260882,
            "variance": 0.7477512076
          },
          {
            "average": 2.574498711,
            "count": 6540093,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9145439203,
            "variance": 0.8363905821
          },
          {
            "average": 0.5070863671,
            "count": 6540093,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999498191,
            "variance": 0.2499498216
          },
          {
            "average": 0.001213897111,
            "count": 6540093,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0348198758,
            "variance": 0.00121242375
          },
          {
            "average": 3.77694782,
            "count": 6540093,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.477135564,
            "variance": 2.181929474
          },
          {
            "average": 0.4373649937,
            "count": 6540093,
            "maximum": 10.00199986,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.176039253,
            "variance": 17.43930384
          },
          {
            "average": 0,
            "count": 6540093,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2009.832387,
            "count": 6540093,
            "maximum": 2201,
            "minimum": 1801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.05146966,
            "variance": 5048.311341
          },
          {
            "average": -24293877.39,
            "count": 6540093,
            "maximum": -24291954.07,
            "minimum": -24296247.37,
            "name": "GpsTime",
            "position": 12,
            "stddev": 786.8215696,
            "variance": 619088.1824
          },
          {
            "average": 0,
            "count": 6540093,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6540093,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6540093,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6540093,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6540093,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627499.9986,
          3364999.98,
          3.249094101,
          629000.0186,
          3366500,
          263.0290941
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627499.9985535393,
                3364999.979852901,
                3.249094101249256
              ],
              [
                627499.9985535393,
                3366499.9998529004,
                3.249094101249256
              ],
              [
                629000.0185535393,
                3366499.9998529004,
                263.02909410124926
              ],
              [
                629000.0185535393,
                3364999.979852901,
                263.02909410124926
              ],
              [
                627499.9985535393,
                3364999.979852901,
                3.249094101249256
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:00:45+00:00",
        "end_time": "2010-12-06T20:49:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67260336,
            30.41014895,
            3.249094101,
            -91.65680496,
            30.4238412,
            263.0290941
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.6726033601486,
                  30.410308613473976,
                  3.249094101249256
                ],
                [
                  -91.672420168244,
                  30.423841201829603,
                  3.249094101249256
                ],
                [
                  -91.65680495828101,
                  30.423681455991925,
                  263.02909410124926
                ],
                [
                  -91.65699030334898,
                  30.410148953587864,
                  263.02909410124926
                ],
                [
                  -91.6726033601486,
                  30.410308613473976,
                  3.249094101249256
                ]
              ]
            ]
          },
          "id": "20101202_AN11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:00:45Z",
            "pc:count": 6540093,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628230.6861,
                "count": 6540093,
                "maximum": 629000.0186,
                "minimum": 627499.9986,
                "name": "X",
                "position": 0,
                "stddev": 434.2748095,
                "variance": 188594.6102
              },
              {
                "average": 3365761.152,
                "count": 6540093,
                "maximum": 3366500,
                "minimum": 3364999.98,
                "name": "Y",
                "position": 1,
                "stddev": 424.3627857,
                "variance": 180083.7739
              },
              {
                "average": 13.54378874,
                "count": 6540093,
                "maximum": 263.0290941,
                "minimum": 3.249094101,
                "name": "Z",
                "position": 2,
                "stddev": 7.863538883,
                "variance": 61.83524376
              },
              {
                "average": 43.18452413,
                "count": 6540093,
                "maximum": 3072,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 39.8372437,
                "variance": 1587.005986
              },
              {
                "average": 1.787242475,
                "count": 6540093,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8647260882,
                "variance": 0.7477512076
              },
              {
                "average": 2.574498711,
                "count": 6540093,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9145439203,
                "variance": 0.8363905821
              },
              {
                "average": 0.5070863671,
                "count": 6540093,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999498191,
                "variance": 0.2499498216
              },
              {
                "average": 0.001213897111,
                "count": 6540093,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0348198758,
                "variance": 0.00121242375
              },
              {
                "average": 3.77694782,
                "count": 6540093,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.477135564,
                "variance": 2.181929474
              },
              {
                "average": 0.4373649937,
                "count": 6540093,
                "maximum": 10.00199986,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.176039253,
                "variance": 17.43930384
              },
              {
                "average": 0,
                "count": 6540093,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2009.832387,
                "count": 6540093,
                "maximum": 2201,
                "minimum": 1801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.05146966,
                "variance": 5048.311341
              },
              {
                "average": -24293877.39,
                "count": 6540093,
                "maximum": -24291954.07,
                "minimum": -24296247.37,
                "name": "GpsTime",
                "position": 12,
                "stddev": 786.8215696,
                "variance": 619088.1824
              },
              {
                "average": 0,
                "count": 6540093,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6540093,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6540093,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6540093,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6540093,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627499.9986,
              3364999.98,
              3.249094101,
              629000.0186,
              3366500,
              263.0290941
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627499.9985535393,
                    3364999.979852901,
                    3.249094101249256
                  ],
                  [
                    627499.9985535393,
                    3366499.9998529004,
                    3.249094101249256
                  ],
                  [
                    629000.0185535393,
                    3366499.9998529004,
                    263.02909410124926
                  ],
                  [
                    629000.0185535393,
                    3364999.979852901,
                    263.02909410124926
                  ],
                  [
                    627499.9985535393,
                    3364999.979852901,
                    3.249094101249256
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:00:45+00:00",
            "end_time": "2010-12-06T20:49:12+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": "20101202_AH05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7652596459145,
              30.492424350788998,
              1.10863268902888
            ],
            [
              -91.76508868016175,
              30.505957259977997,
              1.10863268902888
            ],
            [
              -91.7494597943951,
              30.505808236213287,
              152.48863268902886
            ],
            [
              -91.74963292250378,
              30.49227540707972,
              152.48863268902886
            ],
            [
              -91.7652596459145,
              30.492424350788998,
              1.10863268902888
            ]
          ]
        ]
      },
      "bbox": [
        -91.76525965,
        30.49227541,
        1.108632689,
        -91.74945979,
        30.50595726,
        152.4886327
      ],
      "properties": {
        "datetime": "2010-12-07T15:47:36Z",
        "pc:count": 3629567,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619289.5791,
            "count": 3629567,
            "maximum": 620000.0198,
            "minimum": 618499.9998,
            "name": "X",
            "position": 0,
            "stddev": 470.6849156,
            "variance": 221544.2898
          },
          {
            "average": 3374712.978,
            "count": 3629567,
            "maximum": 3375499.999,
            "minimum": 3373999.979,
            "name": "Y",
            "position": 1,
            "stddev": 435.4980943,
            "variance": 189658.5902
          },
          {
            "average": 10.98626247,
            "count": 3629567,
            "maximum": 152.4886327,
            "minimum": 1.108632689,
            "name": "Z",
            "position": 2,
            "stddev": 7.508042123,
            "variance": 56.37069651
          },
          {
            "average": 68.50566941,
            "count": 3629567,
            "maximum": 10923,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 56.67854658,
            "variance": 3212.457642
          },
          {
            "average": 1.445705232,
            "count": 3629567,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7393078596,
            "variance": 0.5465761113
          },
          {
            "average": 1.891825664,
            "count": 3629567,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9979367357,
            "variance": 0.9958777284
          },
          {
            "average": 0.5036383128,
            "count": 3629567,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999868314,
            "variance": 0.2499868316
          },
          {
            "average": 0.001302083692,
            "count": 3629567,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03606090166,
            "variance": 0.001300388628
          },
          {
            "average": 3.862488005,
            "count": 3629567,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.234914614,
            "variance": 4.99484333
          },
          {
            "average": 0.01399600755,
            "count": 3629567,
            "maximum": 10.99800014,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.876794968,
            "variance": 15.02953923
          },
          {
            "average": 0,
            "count": 3629567,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2458.702978,
            "count": 3629567,
            "maximum": 2601,
            "minimum": 2302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.03010229,
            "variance": 5333.39584
          },
          {
            "average": -24282977.09,
            "count": 3629567,
            "maximum": -24227943.33,
            "minimum": -24290431.44,
            "name": "GpsTime",
            "position": 12,
            "stddev": 18580.05109,
            "variance": 345218298.6
          },
          {
            "average": 0,
            "count": 3629567,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3629567,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3629567,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3629567,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3629567,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618499.9998,
          3373999.979,
          1.108632689,
          620000.0198,
          3375499.999,
          152.4886327
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618499.9998172617,
                3373999.9792819815,
                1.10863268902888
              ],
              [
                618499.9998172617,
                3375499.999281981,
                1.10863268902888
              ],
              [
                620000.0198172617,
                3375499.999281981,
                152.48863268902886
              ],
              [
                620000.0198172617,
                3373999.9792819815,
                152.48863268902886
              ],
              [
                618499.9998172617,
                3373999.9792819815,
                1.10863268902888
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T15:47:36+00:00",
        "end_time": "2010-12-06T22:26:08+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.76525965,
            30.49227541,
            1.108632689,
            -91.74945979,
            30.50595726,
            152.4886327
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7652596459145,
                  30.492424350788998,
                  1.10863268902888
                ],
                [
                  -91.76508868016175,
                  30.505957259977997,
                  1.10863268902888
                ],
                [
                  -91.7494597943951,
                  30.505808236213287,
                  152.48863268902886
                ],
                [
                  -91.74963292250378,
                  30.49227540707972,
                  152.48863268902886
                ],
                [
                  -91.7652596459145,
                  30.492424350788998,
                  1.10863268902888
                ]
              ]
            ]
          },
          "id": "20101202_AH05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T15:47:36Z",
            "pc:count": 3629567,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619289.5791,
                "count": 3629567,
                "maximum": 620000.0198,
                "minimum": 618499.9998,
                "name": "X",
                "position": 0,
                "stddev": 470.6849156,
                "variance": 221544.2898
              },
              {
                "average": 3374712.978,
                "count": 3629567,
                "maximum": 3375499.999,
                "minimum": 3373999.979,
                "name": "Y",
                "position": 1,
                "stddev": 435.4980943,
                "variance": 189658.5902
              },
              {
                "average": 10.98626247,
                "count": 3629567,
                "maximum": 152.4886327,
                "minimum": 1.108632689,
                "name": "Z",
                "position": 2,
                "stddev": 7.508042123,
                "variance": 56.37069651
              },
              {
                "average": 68.50566941,
                "count": 3629567,
                "maximum": 10923,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 56.67854658,
                "variance": 3212.457642
              },
              {
                "average": 1.445705232,
                "count": 3629567,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7393078596,
                "variance": 0.5465761113
              },
              {
                "average": 1.891825664,
                "count": 3629567,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9979367357,
                "variance": 0.9958777284
              },
              {
                "average": 0.5036383128,
                "count": 3629567,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999868314,
                "variance": 0.2499868316
              },
              {
                "average": 0.001302083692,
                "count": 3629567,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03606090166,
                "variance": 0.001300388628
              },
              {
                "average": 3.862488005,
                "count": 3629567,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.234914614,
                "variance": 4.99484333
              },
              {
                "average": 0.01399600755,
                "count": 3629567,
                "maximum": 10.99800014,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.876794968,
                "variance": 15.02953923
              },
              {
                "average": 0,
                "count": 3629567,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2458.702978,
                "count": 3629567,
                "maximum": 2601,
                "minimum": 2302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.03010229,
                "variance": 5333.39584
              },
              {
                "average": -24282977.09,
                "count": 3629567,
                "maximum": -24227943.33,
                "minimum": -24290431.44,
                "name": "GpsTime",
                "position": 12,
                "stddev": 18580.05109,
                "variance": 345218298.6
              },
              {
                "average": 0,
                "count": 3629567,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3629567,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3629567,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3629567,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3629567,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618499.9998,
              3373999.979,
              1.108632689,
              620000.0198,
              3375499.999,
              152.4886327
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618499.9998172617,
                    3373999.9792819815,
                    1.10863268902888
                  ],
                  [
                    618499.9998172617,
                    3375499.999281981,
                    1.10863268902888
                  ],
                  [
                    620000.0198172617,
                    3375499.999281981,
                    152.48863268902886
                  ],
                  [
                    620000.0198172617,
                    3373999.9792819815,
                    152.48863268902886
                  ],
                  [
                    618499.9998172617,
                    3373999.9792819815,
                    1.10863268902888
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T15:47:36+00:00",
            "end_time": "2010-12-06T22:26:08+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": "20101202_AJ05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73400672346021,
              30.49212460418576,
              4.315994184139591
            ],
            [
              -91.7338314331196,
              30.505657352259988,
              4.315994184139591
            ],
            [
              -91.71820278359165,
              30.505504582200643,
              85.3959941841396
            ],
            [
              -91.71838023615183,
              30.491971916193844,
              85.3959941841396
            ],
            [
              -91.73400672346021,
              30.49212460418576,
              4.315994184139591
            ]
          ]
        ]
      },
      "bbox": [
        -91.73400672,
        30.49197192,
        4.315994184,
        -91.71820278,
        30.50565735,
        85.39599418
      ],
      "properties": {
        "datetime": "2010-12-06T21:57:58Z",
        "pc:count": 6488443,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622275.5455,
            "count": 6488443,
            "maximum": 623000.0207,
            "minimum": 621500.0007,
            "name": "X",
            "position": 0,
            "stddev": 427.6603424,
            "variance": 182893.3685
          },
          {
            "average": 3374741.021,
            "count": 6488443,
            "maximum": 3375500,
            "minimum": 3373999.98,
            "name": "Y",
            "position": 1,
            "stddev": 426.6148394,
            "variance": 182000.2212
          },
          {
            "average": 16.15565437,
            "count": 6488443,
            "maximum": 85.39599418,
            "minimum": 4.315994184,
            "name": "Z",
            "position": 2,
            "stddev": 9.231316652,
            "variance": 85.21720714
          },
          {
            "average": 42.37603166,
            "count": 6488443,
            "maximum": 707,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 37.89616797,
            "variance": 1436.119547
          },
          {
            "average": 1.770241027,
            "count": 6488443,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8726696793,
            "variance": 0.7615523692
          },
          {
            "average": 2.540584082,
            "count": 6488443,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9597658772,
            "variance": 0.921150539
          },
          {
            "average": 0.5061932424,
            "count": 6488443,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999616808,
            "variance": 0.2499616823
          },
          {
            "average": 0.001172700446,
            "count": 6488443,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03422463148,
            "variance": 0.0011713254
          },
          {
            "average": 3.878992541,
            "count": 6488443,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.42372009,
            "variance": 2.026978895
          },
          {
            "average": 0.8226026042,
            "count": 6488443,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.02433968,
            "variance": 16.19530986
          },
          {
            "average": 0,
            "count": 6488443,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2087.679714,
            "count": 6488443,
            "maximum": 2201,
            "minimum": 1902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.14177447,
            "variance": 5204.435624
          },
          {
            "average": -24293035.83,
            "count": 6488443,
            "maximum": -24292121.71,
            "minimum": -24294707.61,
            "name": "GpsTime",
            "position": 12,
            "stddev": 873.4838979,
            "variance": 762974.12
          },
          {
            "average": 0,
            "count": 6488443,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6488443,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6488443,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6488443,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6488443,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621500.0007,
          3373999.98,
          4.315994184,
          623000.0207,
          3375500,
          85.39599418
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621500.0007329369,
                3373999.9802853474,
                4.315994184139591
              ],
              [
                621500.0007329369,
                3375500.000285347,
                4.315994184139591
              ],
              [
                623000.0207329369,
                3375500.000285347,
                85.3959941841396
              ],
              [
                623000.0207329369,
                3373999.9802853474,
                85.3959941841396
              ],
              [
                621500.0007329369,
                3373999.9802853474,
                4.315994184139591
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:57:58+00:00",
        "end_time": "2010-12-06T21:14:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73400672,
            30.49197192,
            4.315994184,
            -91.71820278,
            30.50565735,
            85.39599418
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73400672346021,
                  30.49212460418576,
                  4.315994184139591
                ],
                [
                  -91.7338314331196,
                  30.505657352259988,
                  4.315994184139591
                ],
                [
                  -91.71820278359165,
                  30.505504582200643,
                  85.3959941841396
                ],
                [
                  -91.71838023615183,
                  30.491971916193844,
                  85.3959941841396
                ],
                [
                  -91.73400672346021,
                  30.49212460418576,
                  4.315994184139591
                ]
              ]
            ]
          },
          "id": "20101202_AJ05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:57:58Z",
            "pc:count": 6488443,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622275.5455,
                "count": 6488443,
                "maximum": 623000.0207,
                "minimum": 621500.0007,
                "name": "X",
                "position": 0,
                "stddev": 427.6603424,
                "variance": 182893.3685
              },
              {
                "average": 3374741.021,
                "count": 6488443,
                "maximum": 3375500,
                "minimum": 3373999.98,
                "name": "Y",
                "position": 1,
                "stddev": 426.6148394,
                "variance": 182000.2212
              },
              {
                "average": 16.15565437,
                "count": 6488443,
                "maximum": 85.39599418,
                "minimum": 4.315994184,
                "name": "Z",
                "position": 2,
                "stddev": 9.231316652,
                "variance": 85.21720714
              },
              {
                "average": 42.37603166,
                "count": 6488443,
                "maximum": 707,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 37.89616797,
                "variance": 1436.119547
              },
              {
                "average": 1.770241027,
                "count": 6488443,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8726696793,
                "variance": 0.7615523692
              },
              {
                "average": 2.540584082,
                "count": 6488443,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9597658772,
                "variance": 0.921150539
              },
              {
                "average": 0.5061932424,
                "count": 6488443,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999616808,
                "variance": 0.2499616823
              },
              {
                "average": 0.001172700446,
                "count": 6488443,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03422463148,
                "variance": 0.0011713254
              },
              {
                "average": 3.878992541,
                "count": 6488443,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.42372009,
                "variance": 2.026978895
              },
              {
                "average": 0.8226026042,
                "count": 6488443,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.02433968,
                "variance": 16.19530986
              },
              {
                "average": 0,
                "count": 6488443,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2087.679714,
                "count": 6488443,
                "maximum": 2201,
                "minimum": 1902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.14177447,
                "variance": 5204.435624
              },
              {
                "average": -24293035.83,
                "count": 6488443,
                "maximum": -24292121.71,
                "minimum": -24294707.61,
                "name": "GpsTime",
                "position": 12,
                "stddev": 873.4838979,
                "variance": 762974.12
              },
              {
                "average": 0,
                "count": 6488443,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6488443,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6488443,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6488443,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6488443,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621500.0007,
              3373999.98,
              4.315994184,
              623000.0207,
              3375500,
              85.39599418
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621500.0007329369,
                    3373999.9802853474,
                    4.315994184139591
                  ],
                  [
                    621500.0007329369,
                    3375500.000285347,
                    4.315994184139591
                  ],
                  [
                    623000.0207329369,
                    3375500.000285347,
                    85.3959941841396
                  ],
                  [
                    623000.0207329369,
                    3373999.9802853474,
                    85.3959941841396
                  ],
                  [
                    621500.0007329369,
                    3373999.9802853474,
                    4.315994184139591
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:57:58+00:00",
            "end_time": "2010-12-06T21:14:52+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": "20101202_AK15.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72014834511958,
              30.356645446627862,
              1.021948563874872
            ],
            [
              -91.71997209196279,
              30.37017840276356,
              1.021948563874872
            ],
            [
              -91.7043651181667,
              30.37002458934752,
              476.2219485638749
            ],
            [
              -91.70454351886603,
              30.356491716061328,
              476.2219485638749
            ],
            [
              -91.72014834511958,
              30.356645446627862,
              1.021948563874872
            ]
          ]
        ]
      },
      "bbox": [
        -91.72014835,
        30.35649172,
        1.021948564,
        -91.70436512,
        30.3701784,
        476.2219486
      ],
      "properties": {
        "datetime": "2010-12-07T17:43:12Z",
        "pc:count": 4635030,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623737.2246,
            "count": 4635030,
            "maximum": 624500.0206,
            "minimum": 623000.0006,
            "name": "X",
            "position": 0,
            "stddev": 446.0066728,
            "variance": 198921.9522
          },
          {
            "average": 3359778.748,
            "count": 4635030,
            "maximum": 3360499.998,
            "minimum": 3358999.978,
            "name": "Y",
            "position": 1,
            "stddev": 446.8416368,
            "variance": 199667.4484
          },
          {
            "average": 13.45153812,
            "count": 4635030,
            "maximum": 476.2219486,
            "minimum": 1.021948564,
            "name": "Z",
            "position": 2,
            "stddev": 7.119165148,
            "variance": 50.68251241
          },
          {
            "average": 51.3045566,
            "count": 4635030,
            "maximum": 1788,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.26834458,
            "variance": 2234.296399
          },
          {
            "average": 1.61702578,
            "count": 4635030,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8420668628,
            "variance": 0.7090766014
          },
          {
            "average": 2.234339584,
            "count": 4635030,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.062861069,
            "variance": 1.129673653
          },
          {
            "average": 0.5084161268,
            "count": 4635030,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999292177,
            "variance": 0.2499292227
          },
          {
            "average": 0.001220704073,
            "count": 4635030,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03491724814,
            "variance": 0.001219214218
          },
          {
            "average": 3.76233595,
            "count": 4635030,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.510326046,
            "variance": 2.281084765
          },
          {
            "average": 0.4624779837,
            "count": 4635030,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.959523562,
            "variance": 15.67782684
          },
          {
            "average": 0,
            "count": 4635030,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3014.507004,
            "count": 4635030,
            "maximum": 3201,
            "minimum": 2902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.92206008,
            "variance": 5172.782727
          },
          {
            "average": -24223051.71,
            "count": 4635030,
            "maximum": -24221007.48,
            "minimum": -24224275.5,
            "name": "GpsTime",
            "position": 12,
            "stddev": 813.9387064,
            "variance": 662496.2178
          },
          {
            "average": 0,
            "count": 4635030,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4635030,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4635030,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4635030,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4635030,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0006,
          3358999.978,
          1.021948564,
          624500.0206,
          3360499.998,
          476.2219486
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.000647417,
                3358999.9781210357,
                1.021948563874872
              ],
              [
                623000.000647417,
                3360499.9981210353,
                1.021948563874872
              ],
              [
                624500.020647417,
                3360499.9981210353,
                476.2219485638749
              ],
              [
                624500.020647417,
                3358999.9781210357,
                476.2219485638749
              ],
              [
                623000.000647417,
                3358999.9781210357,
                1.021948563874872
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:43:12+00:00",
        "end_time": "2010-12-07T16:48:44+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK15.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK15.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK15.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK15.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.72014835,
            30.35649172,
            1.021948564,
            -91.70436512,
            30.3701784,
            476.2219486
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72014834511958,
                  30.356645446627862,
                  1.021948563874872
                ],
                [
                  -91.71997209196279,
                  30.37017840276356,
                  1.021948563874872
                ],
                [
                  -91.7043651181667,
                  30.37002458934752,
                  476.2219485638749
                ],
                [
                  -91.70454351886603,
                  30.356491716061328,
                  476.2219485638749
                ],
                [
                  -91.72014834511958,
                  30.356645446627862,
                  1.021948563874872
                ]
              ]
            ]
          },
          "id": "20101202_AK15.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK15.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:43:12Z",
            "pc:count": 4635030,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623737.2246,
                "count": 4635030,
                "maximum": 624500.0206,
                "minimum": 623000.0006,
                "name": "X",
                "position": 0,
                "stddev": 446.0066728,
                "variance": 198921.9522
              },
              {
                "average": 3359778.748,
                "count": 4635030,
                "maximum": 3360499.998,
                "minimum": 3358999.978,
                "name": "Y",
                "position": 1,
                "stddev": 446.8416368,
                "variance": 199667.4484
              },
              {
                "average": 13.45153812,
                "count": 4635030,
                "maximum": 476.2219486,
                "minimum": 1.021948564,
                "name": "Z",
                "position": 2,
                "stddev": 7.119165148,
                "variance": 50.68251241
              },
              {
                "average": 51.3045566,
                "count": 4635030,
                "maximum": 1788,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.26834458,
                "variance": 2234.296399
              },
              {
                "average": 1.61702578,
                "count": 4635030,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8420668628,
                "variance": 0.7090766014
              },
              {
                "average": 2.234339584,
                "count": 4635030,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.062861069,
                "variance": 1.129673653
              },
              {
                "average": 0.5084161268,
                "count": 4635030,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999292177,
                "variance": 0.2499292227
              },
              {
                "average": 0.001220704073,
                "count": 4635030,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03491724814,
                "variance": 0.001219214218
              },
              {
                "average": 3.76233595,
                "count": 4635030,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.510326046,
                "variance": 2.281084765
              },
              {
                "average": 0.4624779837,
                "count": 4635030,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.959523562,
                "variance": 15.67782684
              },
              {
                "average": 0,
                "count": 4635030,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3014.507004,
                "count": 4635030,
                "maximum": 3201,
                "minimum": 2902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.92206008,
                "variance": 5172.782727
              },
              {
                "average": -24223051.71,
                "count": 4635030,
                "maximum": -24221007.48,
                "minimum": -24224275.5,
                "name": "GpsTime",
                "position": 12,
                "stddev": 813.9387064,
                "variance": 662496.2178
              },
              {
                "average": 0,
                "count": 4635030,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4635030,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4635030,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4635030,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4635030,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0006,
              3358999.978,
              1.021948564,
              624500.0206,
              3360499.998,
              476.2219486
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.000647417,
                    3358999.9781210357,
                    1.021948563874872
                  ],
                  [
                    623000.000647417,
                    3360499.9981210353,
                    1.021948563874872
                  ],
                  [
                    624500.020647417,
                    3360499.9981210353,
                    476.2219485638749
                  ],
                  [
                    624500.020647417,
                    3358999.9781210357,
                    476.2219485638749
                  ],
                  [
                    623000.000647417,
                    3358999.9781210357,
                    1.021948563874872
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:43:12+00:00",
            "end_time": "2010-12-07T16:48:44+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": "20101202_AO16.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65791532717557,
              30.342486896573433,
              2.448810682802673
            ],
            [
              -91.65773060976736,
              30.35601954435567,
              2.448810682802673
            ],
            [
              -91.64212627627778,
              30.355858366224833,
              432.5688106828027
            ],
            [
              -91.64231313948925,
              30.342325805281323,
              432.5688106828027
            ],
            [
              -91.65791532717557,
              30.342486896573433,
              2.448810682802673
            ]
          ]
        ]
      },
      "bbox": [
        -91.65791533,
        30.34232581,
        2.448810683,
        -91.64212628,
        30.35601954,
        432.5688107
      ],
      "properties": {
        "datetime": "2010-12-06T22:56:42Z",
        "pc:count": 5419618,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629798.8374,
            "count": 5419618,
            "maximum": 630500.0199,
            "minimum": 628999.9999,
            "name": "X",
            "position": 0,
            "stddev": 433.7699458,
            "variance": 188156.3659
          },
          {
            "average": 3358301.428,
            "count": 5419618,
            "maximum": 3358999.998,
            "minimum": 3357499.978,
            "name": "Y",
            "position": 1,
            "stddev": 427.1414671,
            "variance": 182449.8329
          },
          {
            "average": 10.67489813,
            "count": 5419618,
            "maximum": 432.5688107,
            "minimum": 2.448810683,
            "name": "Z",
            "position": 2,
            "stddev": 6.962615344,
            "variance": 48.47801243
          },
          {
            "average": 45.02222223,
            "count": 5419618,
            "maximum": 455,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.82696023,
            "variance": 1749.494602
          },
          {
            "average": 1.647421829,
            "count": 5419618,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8172188308,
            "variance": 0.6678466174
          },
          {
            "average": 2.294799375,
            "count": 5419618,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9679889289,
            "variance": 0.9370025665
          },
          {
            "average": 0.5060146306,
            "count": 5419618,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499963869,
            "variance": 0.2499638703
          },
          {
            "average": 0.001215952859,
            "count": 5419618,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03484931192,
            "variance": 0.001214474541
          },
          {
            "average": 3.522960659,
            "count": 5419618,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.516362538,
            "variance": 2.299355346
          },
          {
            "average": -0.1921569896,
            "count": 5419618,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.078151828,
            "variance": 16.63132233
          },
          {
            "average": 0,
            "count": 5419618,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2370.46814,
            "count": 5419618,
            "maximum": 2502,
            "minimum": 2202,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.68404337,
            "variance": 4717.497814
          },
          {
            "average": -24290008.51,
            "count": 5419618,
            "maximum": -24288597.38,
            "minimum": -24291850.43,
            "name": "GpsTime",
            "position": 12,
            "stddev": 726.2245176,
            "variance": 527402.0499
          },
          {
            "average": 0,
            "count": 5419618,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5419618,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5419618,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5419618,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5419618,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9999,
          3357499.978,
          2.448810683,
          630500.0199,
          3358999.998,
          432.5688107
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.9998765218,
                3357499.978419124,
                2.448810682802673
              ],
              [
                628999.9998765218,
                3358999.9984191237,
                2.448810682802673
              ],
              [
                630500.0198765218,
                3358999.9984191237,
                432.5688106828027
              ],
              [
                630500.0198765218,
                3357499.978419124,
                432.5688106828027
              ],
              [
                628999.9998765218,
                3357499.978419124,
                2.448810682802673
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:56:42+00:00",
        "end_time": "2010-12-06T22:02:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO16.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO16.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO16.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO16.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65791533,
            30.34232581,
            2.448810683,
            -91.64212628,
            30.35601954,
            432.5688107
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65791532717557,
                  30.342486896573433,
                  2.448810682802673
                ],
                [
                  -91.65773060976736,
                  30.35601954435567,
                  2.448810682802673
                ],
                [
                  -91.64212627627778,
                  30.355858366224833,
                  432.5688106828027
                ],
                [
                  -91.64231313948925,
                  30.342325805281323,
                  432.5688106828027
                ],
                [
                  -91.65791532717557,
                  30.342486896573433,
                  2.448810682802673
                ]
              ]
            ]
          },
          "id": "20101202_AO16.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO16.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:56:42Z",
            "pc:count": 5419618,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629798.8374,
                "count": 5419618,
                "maximum": 630500.0199,
                "minimum": 628999.9999,
                "name": "X",
                "position": 0,
                "stddev": 433.7699458,
                "variance": 188156.3659
              },
              {
                "average": 3358301.428,
                "count": 5419618,
                "maximum": 3358999.998,
                "minimum": 3357499.978,
                "name": "Y",
                "position": 1,
                "stddev": 427.1414671,
                "variance": 182449.8329
              },
              {
                "average": 10.67489813,
                "count": 5419618,
                "maximum": 432.5688107,
                "minimum": 2.448810683,
                "name": "Z",
                "position": 2,
                "stddev": 6.962615344,
                "variance": 48.47801243
              },
              {
                "average": 45.02222223,
                "count": 5419618,
                "maximum": 455,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.82696023,
                "variance": 1749.494602
              },
              {
                "average": 1.647421829,
                "count": 5419618,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8172188308,
                "variance": 0.6678466174
              },
              {
                "average": 2.294799375,
                "count": 5419618,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9679889289,
                "variance": 0.9370025665
              },
              {
                "average": 0.5060146306,
                "count": 5419618,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499963869,
                "variance": 0.2499638703
              },
              {
                "average": 0.001215952859,
                "count": 5419618,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03484931192,
                "variance": 0.001214474541
              },
              {
                "average": 3.522960659,
                "count": 5419618,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.516362538,
                "variance": 2.299355346
              },
              {
                "average": -0.1921569896,
                "count": 5419618,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.078151828,
                "variance": 16.63132233
              },
              {
                "average": 0,
                "count": 5419618,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2370.46814,
                "count": 5419618,
                "maximum": 2502,
                "minimum": 2202,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.68404337,
                "variance": 4717.497814
              },
              {
                "average": -24290008.51,
                "count": 5419618,
                "maximum": -24288597.38,
                "minimum": -24291850.43,
                "name": "GpsTime",
                "position": 12,
                "stddev": 726.2245176,
                "variance": 527402.0499
              },
              {
                "average": 0,
                "count": 5419618,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5419618,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5419618,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5419618,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5419618,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9999,
              3357499.978,
              2.448810683,
              630500.0199,
              3358999.998,
              432.5688107
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.9998765218,
                    3357499.978419124,
                    2.448810682802673
                  ],
                  [
                    628999.9998765218,
                    3358999.9984191237,
                    2.448810682802673
                  ],
                  [
                    630500.0198765218,
                    3358999.9984191237,
                    432.5688106828027
                  ],
                  [
                    630500.0198765218,
                    3357499.978419124,
                    432.5688106828027
                  ],
                  [
                    628999.9998765218,
                    3357499.978419124,
                    2.448810682802673
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:56:42+00:00",
            "end_time": "2010-12-06T22:02:29+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": "20101202_AH06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.76543048705004,
              30.478891586074663,
              1.080439778872488
            ],
            [
              -91.76525963715126,
              30.49242452424694,
              1.080439778872488
            ],
            [
              -91.74963291371287,
              30.492275580535846,
              83.4804397788725
            ],
            [
              -91.74980592450284,
              30.478742722397342,
              83.4804397788725
            ],
            [
              -91.76543048705004,
              30.478891586074663,
              1.080439778872488
            ]
          ]
        ]
      },
      "bbox": [
        -91.76543049,
        30.47874272,
        1.080439779,
        -91.74963291,
        30.49242452,
        83.48043978
      ],
      "properties": {
        "datetime": "2010-12-07T16:15:27Z",
        "pc:count": 3842988,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619196.8944,
            "count": 3842988,
            "maximum": 620000.0204,
            "minimum": 618500.0004,
            "name": "X",
            "position": 0,
            "stddev": 450.7540417,
            "variance": 203179.2061
          },
          {
            "average": 3373297.218,
            "count": 3842988,
            "maximum": 3373999.999,
            "minimum": 3372499.979,
            "name": "Y",
            "position": 1,
            "stddev": 427.7982501,
            "variance": 183011.3427
          },
          {
            "average": 11.45585268,
            "count": 3842988,
            "maximum": 83.48043978,
            "minimum": 1.080439779,
            "name": "Z",
            "position": 2,
            "stddev": 7.496378952,
            "variance": 56.19569739
          },
          {
            "average": 63.70710447,
            "count": 3842988,
            "maximum": 10020,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 56.37765489,
            "variance": 3178.439971
          },
          {
            "average": 1.481510221,
            "count": 3842988,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7770938476,
            "variance": 0.6038748479
          },
          {
            "average": 1.96303085,
            "count": 3842988,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.048031251,
            "variance": 1.098369502
          },
          {
            "average": 0.503293531,
            "count": 3842988,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999892176,
            "variance": 0.2499892177
          },
          {
            "average": 0.001417126465,
            "count": 3842988,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03761806196,
            "variance": 0.001415118586
          },
          {
            "average": 3.931203532,
            "count": 3842988,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.202017642,
            "variance": 4.848881694
          },
          {
            "average": 1.376994732,
            "count": 3842988,
            "maximum": 9,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.848493354,
            "variance": 14.8109011
          },
          {
            "average": 0,
            "count": 3842988,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2577.895236,
            "count": 3842988,
            "maximum": 2702,
            "minimum": 2401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 77.06049664,
            "variance": 5938.320143
          },
          {
            "average": -24248012.43,
            "count": 3842988,
            "maximum": -24226272.24,
            "minimum": -24289977.4,
            "name": "GpsTime",
            "position": 12,
            "stddev": 28819.75694,
            "variance": 830578390.3
          },
          {
            "average": 0,
            "count": 3842988,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842988,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842988,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842988,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3842988,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618500.0004,
          3372499.979,
          1.080439779,
          620000.0204,
          3373999.999,
          83.48043978
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618500.0004480955,
                3372499.9785153545,
                1.080439778872488
              ],
              [
                618500.0004480955,
                3373999.998515354,
                1.080439778872488
              ],
              [
                620000.0204480955,
                3373999.998515354,
                83.4804397788725
              ],
              [
                620000.0204480955,
                3372499.9785153545,
                83.4804397788725
              ],
              [
                618500.0004480955,
                3372499.9785153545,
                1.080439778872488
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:15:27+00:00",
        "end_time": "2010-12-06T22:33:42+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.76543049,
            30.47874272,
            1.080439779,
            -91.74963291,
            30.49242452,
            83.48043978
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.76543048705004,
                  30.478891586074663,
                  1.080439778872488
                ],
                [
                  -91.76525963715126,
                  30.49242452424694,
                  1.080439778872488
                ],
                [
                  -91.74963291371287,
                  30.492275580535846,
                  83.4804397788725
                ],
                [
                  -91.74980592450284,
                  30.478742722397342,
                  83.4804397788725
                ],
                [
                  -91.76543048705004,
                  30.478891586074663,
                  1.080439778872488
                ]
              ]
            ]
          },
          "id": "20101202_AH06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:15:27Z",
            "pc:count": 3842988,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619196.8944,
                "count": 3842988,
                "maximum": 620000.0204,
                "minimum": 618500.0004,
                "name": "X",
                "position": 0,
                "stddev": 450.7540417,
                "variance": 203179.2061
              },
              {
                "average": 3373297.218,
                "count": 3842988,
                "maximum": 3373999.999,
                "minimum": 3372499.979,
                "name": "Y",
                "position": 1,
                "stddev": 427.7982501,
                "variance": 183011.3427
              },
              {
                "average": 11.45585268,
                "count": 3842988,
                "maximum": 83.48043978,
                "minimum": 1.080439779,
                "name": "Z",
                "position": 2,
                "stddev": 7.496378952,
                "variance": 56.19569739
              },
              {
                "average": 63.70710447,
                "count": 3842988,
                "maximum": 10020,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 56.37765489,
                "variance": 3178.439971
              },
              {
                "average": 1.481510221,
                "count": 3842988,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7770938476,
                "variance": 0.6038748479
              },
              {
                "average": 1.96303085,
                "count": 3842988,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.048031251,
                "variance": 1.098369502
              },
              {
                "average": 0.503293531,
                "count": 3842988,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999892176,
                "variance": 0.2499892177
              },
              {
                "average": 0.001417126465,
                "count": 3842988,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03761806196,
                "variance": 0.001415118586
              },
              {
                "average": 3.931203532,
                "count": 3842988,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.202017642,
                "variance": 4.848881694
              },
              {
                "average": 1.376994732,
                "count": 3842988,
                "maximum": 9,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.848493354,
                "variance": 14.8109011
              },
              {
                "average": 0,
                "count": 3842988,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2577.895236,
                "count": 3842988,
                "maximum": 2702,
                "minimum": 2401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 77.06049664,
                "variance": 5938.320143
              },
              {
                "average": -24248012.43,
                "count": 3842988,
                "maximum": -24226272.24,
                "minimum": -24289977.4,
                "name": "GpsTime",
                "position": 12,
                "stddev": 28819.75694,
                "variance": 830578390.3
              },
              {
                "average": 0,
                "count": 3842988,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842988,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842988,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842988,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3842988,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618500.0004,
              3372499.979,
              1.080439779,
              620000.0204,
              3373999.999,
              83.48043978
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618500.0004480955,
                    3372499.9785153545,
                    1.080439778872488
                  ],
                  [
                    618500.0004480955,
                    3373999.998515354,
                    1.080439778872488
                  ],
                  [
                    620000.0204480955,
                    3373999.998515354,
                    83.4804397788725
                  ],
                  [
                    620000.0204480955,
                    3372499.9785153545,
                    83.4804397788725
                  ],
                  [
                    618500.0004480955,
                    3372499.9785153545,
                    1.080439778872488
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:15:27+00:00",
            "end_time": "2010-12-06T22:33:42+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": "20101202_AC04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.84323376725517,
              30.506674091191115,
              3.697463390847421
            ],
            [
              -91.84307350553031,
              30.52020735667347,
              3.697463390847421
            ],
            [
              -91.82744189069287,
              30.520067624454597,
              63.45746339084742
            ],
            [
              -91.82760431656571,
              30.506534434017343,
              63.45746339084742
            ],
            [
              -91.84323376725517,
              30.506674091191115,
              3.697463390847421
            ]
          ]
        ]
      },
      "bbox": [
        -91.84323377,
        30.50653443,
        3.697463391,
        -91.82744189,
        30.52020736,
        63.45746339
      ],
      "properties": {
        "datetime": "2010-12-07T18:14:35Z",
        "pc:count": 5545015,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611780.4184,
            "count": 5545015,
            "maximum": 612500.0209,
            "minimum": 611000.0009,
            "name": "X",
            "position": 0,
            "stddev": 431.956333,
            "variance": 186586.2736
          },
          {
            "average": 3376256.302,
            "count": 5545015,
            "maximum": 3376999.999,
            "minimum": 3375499.979,
            "name": "Y",
            "position": 1,
            "stddev": 433.3064176,
            "variance": 187754.4516
          },
          {
            "average": 12.8973587,
            "count": 5545015,
            "maximum": 63.45746339,
            "minimum": 3.697463391,
            "name": "Z",
            "position": 2,
            "stddev": 7.786116195,
            "variance": 60.62360541
          },
          {
            "average": 42.1046457,
            "count": 5545015,
            "maximum": 12468,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.71932946,
            "variance": 1658.063791
          },
          {
            "average": 1.753195618,
            "count": 5545015,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9022253238,
            "variance": 0.8140105349
          },
          {
            "average": 2.506455077,
            "count": 5545015,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.05899258,
            "variance": 1.121465284
          },
          {
            "average": 0.5096972686,
            "count": 5545015,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999059992,
            "variance": 0.249906008
          },
          {
            "average": 0.001201800175,
            "count": 5545015,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03464615517,
            "variance": 0.001200356068
          },
          {
            "average": 3.951427543,
            "count": 5545015,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.467166878,
            "variance": 2.152578648
          },
          {
            "average": 0.5059590869,
            "count": 5545015,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.937258099,
            "variance": 15.50200134
          },
          {
            "average": 0,
            "count": 5545015,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3282.785869,
            "count": 5545015,
            "maximum": 3401,
            "minimum": 3102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.02873213,
            "variance": 5045.080788
          },
          {
            "average": -24220060.71,
            "count": 5545015,
            "maximum": -24219124.84,
            "minimum": -24221700.14,
            "name": "GpsTime",
            "position": 12,
            "stddev": 922.3219301,
            "variance": 850677.7427
          },
          {
            "average": 0,
            "count": 5545015,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5545015,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5545015,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5545015,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5545015,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          611000.0009,
          3375499.979,
          3.697463391,
          612500.0209,
          3376999.999,
          63.45746339
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                611000.0009147134,
                3375499.979486827,
                3.697463390847421
              ],
              [
                611000.0009147134,
                3376999.9994868264,
                3.697463390847421
              ],
              [
                612500.0209147134,
                3376999.9994868264,
                63.45746339084742
              ],
              [
                612500.0209147134,
                3375499.979486827,
                63.45746339084742
              ],
              [
                611000.0009147134,
                3375499.979486827,
                3.697463390847421
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:14:35+00:00",
        "end_time": "2010-12-07T17:31:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84323377,
            30.50653443,
            3.697463391,
            -91.82744189,
            30.52020736,
            63.45746339
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.84323376725517,
                  30.506674091191115,
                  3.697463390847421
                ],
                [
                  -91.84307350553031,
                  30.52020735667347,
                  3.697463390847421
                ],
                [
                  -91.82744189069287,
                  30.520067624454597,
                  63.45746339084742
                ],
                [
                  -91.82760431656571,
                  30.506534434017343,
                  63.45746339084742
                ],
                [
                  -91.84323376725517,
                  30.506674091191115,
                  3.697463390847421
                ]
              ]
            ]
          },
          "id": "20101202_AC04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:14:35Z",
            "pc:count": 5545015,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611780.4184,
                "count": 5545015,
                "maximum": 612500.0209,
                "minimum": 611000.0009,
                "name": "X",
                "position": 0,
                "stddev": 431.956333,
                "variance": 186586.2736
              },
              {
                "average": 3376256.302,
                "count": 5545015,
                "maximum": 3376999.999,
                "minimum": 3375499.979,
                "name": "Y",
                "position": 1,
                "stddev": 433.3064176,
                "variance": 187754.4516
              },
              {
                "average": 12.8973587,
                "count": 5545015,
                "maximum": 63.45746339,
                "minimum": 3.697463391,
                "name": "Z",
                "position": 2,
                "stddev": 7.786116195,
                "variance": 60.62360541
              },
              {
                "average": 42.1046457,
                "count": 5545015,
                "maximum": 12468,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.71932946,
                "variance": 1658.063791
              },
              {
                "average": 1.753195618,
                "count": 5545015,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9022253238,
                "variance": 0.8140105349
              },
              {
                "average": 2.506455077,
                "count": 5545015,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.05899258,
                "variance": 1.121465284
              },
              {
                "average": 0.5096972686,
                "count": 5545015,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999059992,
                "variance": 0.249906008
              },
              {
                "average": 0.001201800175,
                "count": 5545015,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03464615517,
                "variance": 0.001200356068
              },
              {
                "average": 3.951427543,
                "count": 5545015,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.467166878,
                "variance": 2.152578648
              },
              {
                "average": 0.5059590869,
                "count": 5545015,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.937258099,
                "variance": 15.50200134
              },
              {
                "average": 0,
                "count": 5545015,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3282.785869,
                "count": 5545015,
                "maximum": 3401,
                "minimum": 3102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.02873213,
                "variance": 5045.080788
              },
              {
                "average": -24220060.71,
                "count": 5545015,
                "maximum": -24219124.84,
                "minimum": -24221700.14,
                "name": "GpsTime",
                "position": 12,
                "stddev": 922.3219301,
                "variance": 850677.7427
              },
              {
                "average": 0,
                "count": 5545015,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5545015,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5545015,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5545015,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5545015,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              611000.0009,
              3375499.979,
              3.697463391,
              612500.0209,
              3376999.999,
              63.45746339
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    611000.0009147134,
                    3375499.979486827,
                    3.697463390847421
                  ],
                  [
                    611000.0009147134,
                    3376999.9994868264,
                    3.697463390847421
                  ],
                  [
                    612500.0209147134,
                    3376999.9994868264,
                    63.45746339084742
                  ],
                  [
                    612500.0209147134,
                    3375499.979486827,
                    63.45746339084742
                  ],
                  [
                    611000.0009147134,
                    3375499.979486827,
                    3.697463390847421
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:14:35+00:00",
            "end_time": "2010-12-07T17:31:39+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": "20101202_AM07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68749144538828,
              30.464596196689307,
              3.625669124448642
            ],
            [
              -91.68730991497156,
              30.47812875372736,
              3.625669124448642
            ],
            [
              -91.67168595329117,
              30.477970534758217,
              122.80566912444866
            ],
            [
              -91.67186964278862,
              30.464438062759328,
              122.80566912444866
            ],
            [
              -91.68749144538828,
              30.464596196689307,
              3.625669124448642
            ]
          ]
        ]
      },
      "bbox": [
        -91.68749145,
        30.46443806,
        3.625669124,
        -91.67168595,
        30.47812875,
        122.8056691
      ],
      "properties": {
        "datetime": "2010-12-06T21:13:39Z",
        "pc:count": 7066719,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626759.2716,
            "count": 7066719,
            "maximum": 627500.0191,
            "minimum": 625999.9991,
            "name": "X",
            "position": 0,
            "stddev": 433.5729914,
            "variance": 187985.5389
          },
          {
            "average": 3371747.653,
            "count": 7066719,
            "maximum": 3372499.999,
            "minimum": 3370999.979,
            "name": "Y",
            "position": 1,
            "stddev": 432.8425117,
            "variance": 187352.64
          },
          {
            "average": 13.36543476,
            "count": 7066719,
            "maximum": 122.8056691,
            "minimum": 3.625669124,
            "name": "Z",
            "position": 2,
            "stddev": 8.840251038,
            "variance": 78.15003841
          },
          {
            "average": 36.7609288,
            "count": 7066719,
            "maximum": 226,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 37.03575797,
            "variance": 1371.647369
          },
          {
            "average": 1.83826299,
            "count": 7066719,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9026739254,
            "variance": 0.8148202156
          },
          {
            "average": 2.67652032,
            "count": 7066719,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9504969269,
            "variance": 0.9034444081
          },
          {
            "average": 0.5083393014,
            "count": 7066719,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999304866,
            "variance": 0.2499304914
          },
          {
            "average": 0.001165463067,
            "count": 7066719,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03411898193,
            "variance": 0.001164104928
          },
          {
            "average": 3.807521991,
            "count": 7066719,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.500309976,
            "variance": 2.250930025
          },
          {
            "average": -0.01975380075,
            "count": 7066719,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.951910228,
            "variance": 15.61759445
          },
          {
            "average": 0,
            "count": 7066719,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1748.054199,
            "count": 7066719,
            "maximum": 1902,
            "minimum": 1601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.70134492,
            "variance": 5141.082863
          },
          {
            "average": -24300266.12,
            "count": 7066719,
            "maximum": -24294780.64,
            "minimum": -24305300.89,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3943.778885,
            "variance": 15553391.89
          },
          {
            "average": 0,
            "count": 7066719,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7066719,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7066719,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7066719,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7066719,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625999.9991,
          3370999.979,
          3.625669124,
          627500.0191,
          3372499.999,
          122.8056691
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625999.9990652557,
                3370999.979216206,
                3.625669124448642
              ],
              [
                625999.9990652557,
                3372499.9992162054,
                3.625669124448642
              ],
              [
                627500.0190652558,
                3372499.9992162054,
                122.80566912444866
              ],
              [
                627500.0190652558,
                3370999.979216206,
                122.80566912444866
              ],
              [
                625999.9990652557,
                3370999.979216206,
                3.625669124448642
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:13:39+00:00",
        "end_time": "2010-12-06T18:18:19+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68749145,
            30.46443806,
            3.625669124,
            -91.67168595,
            30.47812875,
            122.8056691
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68749144538828,
                  30.464596196689307,
                  3.625669124448642
                ],
                [
                  -91.68730991497156,
                  30.47812875372736,
                  3.625669124448642
                ],
                [
                  -91.67168595329117,
                  30.477970534758217,
                  122.80566912444866
                ],
                [
                  -91.67186964278862,
                  30.464438062759328,
                  122.80566912444866
                ],
                [
                  -91.68749144538828,
                  30.464596196689307,
                  3.625669124448642
                ]
              ]
            ]
          },
          "id": "20101202_AM07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:13:39Z",
            "pc:count": 7066719,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626759.2716,
                "count": 7066719,
                "maximum": 627500.0191,
                "minimum": 625999.9991,
                "name": "X",
                "position": 0,
                "stddev": 433.5729914,
                "variance": 187985.5389
              },
              {
                "average": 3371747.653,
                "count": 7066719,
                "maximum": 3372499.999,
                "minimum": 3370999.979,
                "name": "Y",
                "position": 1,
                "stddev": 432.8425117,
                "variance": 187352.64
              },
              {
                "average": 13.36543476,
                "count": 7066719,
                "maximum": 122.8056691,
                "minimum": 3.625669124,
                "name": "Z",
                "position": 2,
                "stddev": 8.840251038,
                "variance": 78.15003841
              },
              {
                "average": 36.7609288,
                "count": 7066719,
                "maximum": 226,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 37.03575797,
                "variance": 1371.647369
              },
              {
                "average": 1.83826299,
                "count": 7066719,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9026739254,
                "variance": 0.8148202156
              },
              {
                "average": 2.67652032,
                "count": 7066719,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9504969269,
                "variance": 0.9034444081
              },
              {
                "average": 0.5083393014,
                "count": 7066719,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999304866,
                "variance": 0.2499304914
              },
              {
                "average": 0.001165463067,
                "count": 7066719,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03411898193,
                "variance": 0.001164104928
              },
              {
                "average": 3.807521991,
                "count": 7066719,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.500309976,
                "variance": 2.250930025
              },
              {
                "average": -0.01975380075,
                "count": 7066719,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.951910228,
                "variance": 15.61759445
              },
              {
                "average": 0,
                "count": 7066719,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1748.054199,
                "count": 7066719,
                "maximum": 1902,
                "minimum": 1601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.70134492,
                "variance": 5141.082863
              },
              {
                "average": -24300266.12,
                "count": 7066719,
                "maximum": -24294780.64,
                "minimum": -24305300.89,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3943.778885,
                "variance": 15553391.89
              },
              {
                "average": 0,
                "count": 7066719,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7066719,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7066719,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7066719,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7066719,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625999.9991,
              3370999.979,
              3.625669124,
              627500.0191,
              3372499.999,
              122.8056691
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625999.9990652557,
                    3370999.979216206,
                    3.625669124448642
                  ],
                  [
                    625999.9990652557,
                    3372499.9992162054,
                    3.625669124448642
                  ],
                  [
                    627500.0190652558,
                    3372499.9992162054,
                    122.80566912444866
                  ],
                  [
                    627500.0190652558,
                    3370999.979216206,
                    122.80566912444866
                  ],
                  [
                    625999.9990652557,
                    3370999.979216206,
                    3.625669124448642
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:13:39+00:00",
            "end_time": "2010-12-06T18:18:19+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": "20101202_AK16.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72032450954677,
              30.343112646543766,
              0.959661863086808
            ],
            [
              -91.72014837595263,
              30.356645631647936,
              0.959661863086808
            ],
            [
              -91.70454354966954,
              30.356491901084233,
              395.73966186308684
            ],
            [
              -91.70472182935006,
              30.34295899880729,
              395.73966186308684
            ],
            [
              -91.72032450954677,
              30.343112646543766,
              0.959661863086808
            ]
          ]
        ]
      },
      "bbox": [
        -91.72032451,
        30.342959,
        0.9596618631,
        -91.70454355,
        30.35664563,
        395.7396619
      ],
      "properties": {
        "datetime": "2010-12-07T18:02:46Z",
        "pc:count": 4867915,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623820.469,
            "count": 4867915,
            "maximum": 624500.0175,
            "minimum": 622999.9975,
            "name": "X",
            "position": 0,
            "stddev": 411.9382063,
            "variance": 169693.0858
          },
          {
            "average": 3358248.141,
            "count": 4867915,
            "maximum": 3358999.999,
            "minimum": 3357499.979,
            "name": "Y",
            "position": 1,
            "stddev": 413.434179,
            "variance": 170927.8204
          },
          {
            "average": 13.25346838,
            "count": 4867915,
            "maximum": 395.7396619,
            "minimum": 0.9596618631,
            "name": "Z",
            "position": 2,
            "stddev": 6.814517468,
            "variance": 46.43764832
          },
          {
            "average": 47.9427375,
            "count": 4867915,
            "maximum": 10926,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.92818167,
            "variance": 2202.254234
          },
          {
            "average": 1.652830627,
            "count": 4867915,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8605760399,
            "variance": 0.7405911205
          },
          {
            "average": 2.305694122,
            "count": 4867915,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069037034,
            "variance": 1.142840181
          },
          {
            "average": 0.508113638,
            "count": 4867915,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999342159,
            "variance": 0.2499342202
          },
          {
            "average": 0.001284944376,
            "count": 4867915,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03582308693,
            "variance": 0.001283293557
          },
          {
            "average": 3.861249426,
            "count": 4867915,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.593408684,
            "variance": 2.538951233
          },
          {
            "average": 0.2223255377,
            "count": 4867915,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.936483071,
            "variance": 15.49589896
          },
          {
            "average": 0,
            "count": 4867915,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3118.661184,
            "count": 4867915,
            "maximum": 3302,
            "minimum": 3001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.99260034,
            "variance": 5039.949303
          },
          {
            "average": -24221884.28,
            "count": 4867915,
            "maximum": -24219833.4,
            "minimum": -24223241.68,
            "name": "GpsTime",
            "position": 12,
            "stddev": 789.2984965,
            "variance": 622992.1165
          },
          {
            "average": 0,
            "count": 4867915,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4867915,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4867915,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4867915,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4867915,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9975,
          3357499.979,
          0.9596618631,
          624500.0175,
          3358999.999,
          395.7396619
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9974524427,
                3357499.9785929364,
                0.959661863086808
              ],
              [
                622999.9974524427,
                3358999.998592936,
                0.959661863086808
              ],
              [
                624500.0174524427,
                3358999.998592936,
                395.73966186308684
              ],
              [
                624500.0174524427,
                3357499.9785929364,
                395.73966186308684
              ],
              [
                622999.9974524427,
                3357499.9785929364,
                0.959661863086808
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:02:46+00:00",
        "end_time": "2010-12-07T17:05:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK16.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK16.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK16.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK16.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.72032451,
            30.342959,
            0.9596618631,
            -91.70454355,
            30.35664563,
            395.7396619
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72032450954677,
                  30.343112646543766,
                  0.959661863086808
                ],
                [
                  -91.72014837595263,
                  30.356645631647936,
                  0.959661863086808
                ],
                [
                  -91.70454354966954,
                  30.356491901084233,
                  395.73966186308684
                ],
                [
                  -91.70472182935006,
                  30.34295899880729,
                  395.73966186308684
                ],
                [
                  -91.72032450954677,
                  30.343112646543766,
                  0.959661863086808
                ]
              ]
            ]
          },
          "id": "20101202_AK16.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK16.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:02:46Z",
            "pc:count": 4867915,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623820.469,
                "count": 4867915,
                "maximum": 624500.0175,
                "minimum": 622999.9975,
                "name": "X",
                "position": 0,
                "stddev": 411.9382063,
                "variance": 169693.0858
              },
              {
                "average": 3358248.141,
                "count": 4867915,
                "maximum": 3358999.999,
                "minimum": 3357499.979,
                "name": "Y",
                "position": 1,
                "stddev": 413.434179,
                "variance": 170927.8204
              },
              {
                "average": 13.25346838,
                "count": 4867915,
                "maximum": 395.7396619,
                "minimum": 0.9596618631,
                "name": "Z",
                "position": 2,
                "stddev": 6.814517468,
                "variance": 46.43764832
              },
              {
                "average": 47.9427375,
                "count": 4867915,
                "maximum": 10926,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.92818167,
                "variance": 2202.254234
              },
              {
                "average": 1.652830627,
                "count": 4867915,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8605760399,
                "variance": 0.7405911205
              },
              {
                "average": 2.305694122,
                "count": 4867915,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069037034,
                "variance": 1.142840181
              },
              {
                "average": 0.508113638,
                "count": 4867915,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999342159,
                "variance": 0.2499342202
              },
              {
                "average": 0.001284944376,
                "count": 4867915,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03582308693,
                "variance": 0.001283293557
              },
              {
                "average": 3.861249426,
                "count": 4867915,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.593408684,
                "variance": 2.538951233
              },
              {
                "average": 0.2223255377,
                "count": 4867915,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.936483071,
                "variance": 15.49589896
              },
              {
                "average": 0,
                "count": 4867915,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3118.661184,
                "count": 4867915,
                "maximum": 3302,
                "minimum": 3001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.99260034,
                "variance": 5039.949303
              },
              {
                "average": -24221884.28,
                "count": 4867915,
                "maximum": -24219833.4,
                "minimum": -24223241.68,
                "name": "GpsTime",
                "position": 12,
                "stddev": 789.2984965,
                "variance": 622992.1165
              },
              {
                "average": 0,
                "count": 4867915,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4867915,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4867915,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4867915,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4867915,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9975,
              3357499.979,
              0.9596618631,
              624500.0175,
              3358999.999,
              395.7396619
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9974524427,
                    3357499.9785929364,
                    0.959661863086808
                  ],
                  [
                    622999.9974524427,
                    3358999.998592936,
                    0.959661863086808
                  ],
                  [
                    624500.0174524427,
                    3358999.998592936,
                    395.73966186308684
                  ],
                  [
                    624500.0174524427,
                    3357499.9785929364,
                    395.73966186308684
                  ],
                  [
                    622999.9974524427,
                    3357499.9785929364,
                    0.959661863086808
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:02:46+00:00",
            "end_time": "2010-12-07T17:05:58+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": "20101202_AE12.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.81328810859169,
              30.39812841278835,
              2.046328146217462
            ],
            [
              -91.81312440909306,
              30.41166175837668,
              2.046328146217462
            ],
            [
              -91.7975102868983,
              30.411518893240036,
              317.3663281462175
            ],
            [
              -91.79767613871412,
              30.39798562454334,
              317.3663281462175
            ],
            [
              -91.81328810859169,
              30.39812841278835,
              2.046328146217462
            ]
          ]
        ]
      },
      "bbox": [
        -91.81328811,
        30.39798562,
        2.046328146,
        -91.79751029,
        30.41166176,
        317.3663281
      ],
      "properties": {
        "datetime": "2010-12-07T21:40:07Z",
        "pc:count": 5445105,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 614815.9019,
            "count": 5445105,
            "maximum": 615500.0186,
            "minimum": 613999.9986,
            "name": "X",
            "position": 0,
            "stddev": 404.1824636,
            "variance": 163363.4639
          },
          {
            "average": 3364330.911,
            "count": 5445105,
            "maximum": 3365000.001,
            "minimum": 3363499.981,
            "name": "Y",
            "position": 1,
            "stddev": 416.1145306,
            "variance": 173151.3025
          },
          {
            "average": 9.469764409,
            "count": 5445105,
            "maximum": 317.3663281,
            "minimum": 2.046328146,
            "name": "Z",
            "position": 2,
            "stddev": 7.201852868,
            "variance": 51.86668473
          },
          {
            "average": 38.39612404,
            "count": 5445105,
            "maximum": 280,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 34.75072814,
            "variance": 1207.613106
          },
          {
            "average": 1.778007403,
            "count": 5445105,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8859632569,
            "variance": 0.7849308925
          },
          {
            "average": 2.55573988,
            "count": 5445105,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9856926565,
            "variance": 0.9715900131
          },
          {
            "average": 0.5062750856,
            "count": 5445105,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999606677,
            "variance": 0.2499606692
          },
          {
            "average": 0.001272519079,
            "count": 5445105,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03564968454,
            "variance": 0.001270900008
          },
          {
            "average": 3.767106787,
            "count": 5445105,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.516218322,
            "variance": 2.298918
          },
          {
            "average": 0.2126290384,
            "count": 5445105,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.166666985,
            "variance": 17.36111377
          },
          {
            "average": 0,
            "count": 5445105,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3790.808988,
            "count": 5445105,
            "maximum": 3911,
            "minimum": 3601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 62.51387958,
            "variance": 3907.98514
          },
          {
            "average": -24210020.58,
            "count": 5445105,
            "maximum": -24206792.87,
            "minimum": -24216762.31,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3051.794234,
            "variance": 9313448.049
          },
          {
            "average": 0,
            "count": 5445105,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5445105,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5445105,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5445105,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5445105,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          613999.9986,
          3363499.981,
          2.046328146,
          615500.0186,
          3365000.001,
          317.3663281
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                613999.9986191824,
                3363499.9814464943,
                2.046328146217462
              ],
              [
                613999.9986191824,
                3365000.001446494,
                2.046328146217462
              ],
              [
                615500.0186191824,
                3365000.001446494,
                317.3663281462175
              ],
              [
                615500.0186191824,
                3363499.9814464943,
                317.3663281462175
              ],
              [
                613999.9986191824,
                3363499.9814464943,
                2.046328146217462
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:40:07+00:00",
        "end_time": "2010-12-07T18:53:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE12.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE12.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE12.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE12.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.81328811,
            30.39798562,
            2.046328146,
            -91.79751029,
            30.41166176,
            317.3663281
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.81328810859169,
                  30.39812841278835,
                  2.046328146217462
                ],
                [
                  -91.81312440909306,
                  30.41166175837668,
                  2.046328146217462
                ],
                [
                  -91.7975102868983,
                  30.411518893240036,
                  317.3663281462175
                ],
                [
                  -91.79767613871412,
                  30.39798562454334,
                  317.3663281462175
                ],
                [
                  -91.81328810859169,
                  30.39812841278835,
                  2.046328146217462
                ]
              ]
            ]
          },
          "id": "20101202_AE12.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE12.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:40:07Z",
            "pc:count": 5445105,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 614815.9019,
                "count": 5445105,
                "maximum": 615500.0186,
                "minimum": 613999.9986,
                "name": "X",
                "position": 0,
                "stddev": 404.1824636,
                "variance": 163363.4639
              },
              {
                "average": 3364330.911,
                "count": 5445105,
                "maximum": 3365000.001,
                "minimum": 3363499.981,
                "name": "Y",
                "position": 1,
                "stddev": 416.1145306,
                "variance": 173151.3025
              },
              {
                "average": 9.469764409,
                "count": 5445105,
                "maximum": 317.3663281,
                "minimum": 2.046328146,
                "name": "Z",
                "position": 2,
                "stddev": 7.201852868,
                "variance": 51.86668473
              },
              {
                "average": 38.39612404,
                "count": 5445105,
                "maximum": 280,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 34.75072814,
                "variance": 1207.613106
              },
              {
                "average": 1.778007403,
                "count": 5445105,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8859632569,
                "variance": 0.7849308925
              },
              {
                "average": 2.55573988,
                "count": 5445105,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9856926565,
                "variance": 0.9715900131
              },
              {
                "average": 0.5062750856,
                "count": 5445105,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999606677,
                "variance": 0.2499606692
              },
              {
                "average": 0.001272519079,
                "count": 5445105,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03564968454,
                "variance": 0.001270900008
              },
              {
                "average": 3.767106787,
                "count": 5445105,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.516218322,
                "variance": 2.298918
              },
              {
                "average": 0.2126290384,
                "count": 5445105,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.166666985,
                "variance": 17.36111377
              },
              {
                "average": 0,
                "count": 5445105,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3790.808988,
                "count": 5445105,
                "maximum": 3911,
                "minimum": 3601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 62.51387958,
                "variance": 3907.98514
              },
              {
                "average": -24210020.58,
                "count": 5445105,
                "maximum": -24206792.87,
                "minimum": -24216762.31,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3051.794234,
                "variance": 9313448.049
              },
              {
                "average": 0,
                "count": 5445105,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5445105,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5445105,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5445105,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5445105,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              613999.9986,
              3363499.981,
              2.046328146,
              615500.0186,
              3365000.001,
              317.3663281
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    613999.9986191824,
                    3363499.9814464943,
                    2.046328146217462
                  ],
                  [
                    613999.9986191824,
                    3365000.001446494,
                    2.046328146217462
                  ],
                  [
                    615500.0186191824,
                    3365000.001446494,
                    317.3663281462175
                  ],
                  [
                    615500.0186191824,
                    3363499.9814464943,
                    317.3663281462175
                  ],
                  [
                    613999.9986191824,
                    3363499.9814464943,
                    2.046328146217462
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:40:07+00:00",
            "end_time": "2010-12-07T18:53:57+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": "20101202_AN12.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67278640796722,
              30.39677616429758,
              3.98712523963011
            ],
            [
              -91.6726033402721,
              30.41030878172171,
              3.98712523963011
            ],
            [
              -91.65699028344584,
              30.410149121832426,
              118.2071252396301
            ],
            [
              -91.65717550284502,
              30.396616590336695,
              118.2071252396301
            ],
            [
              -91.67278640796722,
              30.39677616429758,
              3.98712523963011
            ]
          ]
        ]
      },
      "bbox": [
        -91.67278641,
        30.39661659,
        3.98712524,
        -91.65699028,
        30.41030878,
        118.2071252
      ],
      "properties": {
        "datetime": "2010-12-06T22:22:42Z",
        "pc:count": 6728817,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628237.5961,
            "count": 6728817,
            "maximum": 629000.0202,
            "minimum": 627500.0002,
            "name": "X",
            "position": 0,
            "stddev": 431.2982492,
            "variance": 186018.1798
          },
          {
            "average": 3364250.114,
            "count": 6728817,
            "maximum": 3364999.999,
            "minimum": 3363499.979,
            "name": "Y",
            "position": 1,
            "stddev": 424.9212933,
            "variance": 180558.1055
          },
          {
            "average": 14.24367703,
            "count": 6728817,
            "maximum": 118.2071252,
            "minimum": 3.98712524,
            "name": "Z",
            "position": 2,
            "stddev": 7.626547065,
            "variance": 58.16422013
          },
          {
            "average": 43.7624144,
            "count": 6728817,
            "maximum": 460,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 40.76001459,
            "variance": 1661.378789
          },
          {
            "average": 1.796586532,
            "count": 6728817,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8652873132,
            "variance": 0.7487221344
          },
          {
            "average": 2.593230281,
            "count": 6728817,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9028099754,
            "variance": 0.8150658518
          },
          {
            "average": 0.5065269274,
            "count": 6728817,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999574346,
            "variance": 0.2499574364
          },
          {
            "average": 0.001219679477,
            "count": 6728817,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03490260793,
            "variance": 0.00121819204
          },
          {
            "average": 3.787654799,
            "count": 6728817,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.487290157,
            "variance": 2.21203201
          },
          {
            "average": 0.136034865,
            "count": 6728817,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.050962699,
            "variance": 16.41029879
          },
          {
            "average": 0,
            "count": 6728817,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2122.990545,
            "count": 6728817,
            "maximum": 2302,
            "minimum": 2001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.58242658,
            "variance": 4981.878942
          },
          {
            "average": -24292655.32,
            "count": 6728817,
            "maximum": -24290637.89,
            "minimum": -24294099.05,
            "name": "GpsTime",
            "position": 12,
            "stddev": 740.5304556,
            "variance": 548385.3557
          },
          {
            "average": 0,
            "count": 6728817,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6728817,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6728817,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6728817,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6728817,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0002,
          3363499.979,
          3.98712524,
          629000.0202,
          3364999.999,
          118.2071252
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0002441837,
                3363499.978522135,
                3.98712523963011
              ],
              [
                627500.0002441837,
                3364999.9985221345,
                3.98712523963011
              ],
              [
                629000.0202441837,
                3364999.9985221345,
                118.2071252396301
              ],
              [
                629000.0202441837,
                3363499.978522135,
                118.2071252396301
              ],
              [
                627500.0002441837,
                3363499.978522135,
                3.98712523963011
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:22:42+00:00",
        "end_time": "2010-12-06T21:25:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN12.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN12.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN12.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN12.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67278641,
            30.39661659,
            3.98712524,
            -91.65699028,
            30.41030878,
            118.2071252
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67278640796722,
                  30.39677616429758,
                  3.98712523963011
                ],
                [
                  -91.6726033402721,
                  30.41030878172171,
                  3.98712523963011
                ],
                [
                  -91.65699028344584,
                  30.410149121832426,
                  118.2071252396301
                ],
                [
                  -91.65717550284502,
                  30.396616590336695,
                  118.2071252396301
                ],
                [
                  -91.67278640796722,
                  30.39677616429758,
                  3.98712523963011
                ]
              ]
            ]
          },
          "id": "20101202_AN12.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN12.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:22:42Z",
            "pc:count": 6728817,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628237.5961,
                "count": 6728817,
                "maximum": 629000.0202,
                "minimum": 627500.0002,
                "name": "X",
                "position": 0,
                "stddev": 431.2982492,
                "variance": 186018.1798
              },
              {
                "average": 3364250.114,
                "count": 6728817,
                "maximum": 3364999.999,
                "minimum": 3363499.979,
                "name": "Y",
                "position": 1,
                "stddev": 424.9212933,
                "variance": 180558.1055
              },
              {
                "average": 14.24367703,
                "count": 6728817,
                "maximum": 118.2071252,
                "minimum": 3.98712524,
                "name": "Z",
                "position": 2,
                "stddev": 7.626547065,
                "variance": 58.16422013
              },
              {
                "average": 43.7624144,
                "count": 6728817,
                "maximum": 460,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 40.76001459,
                "variance": 1661.378789
              },
              {
                "average": 1.796586532,
                "count": 6728817,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8652873132,
                "variance": 0.7487221344
              },
              {
                "average": 2.593230281,
                "count": 6728817,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9028099754,
                "variance": 0.8150658518
              },
              {
                "average": 0.5065269274,
                "count": 6728817,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999574346,
                "variance": 0.2499574364
              },
              {
                "average": 0.001219679477,
                "count": 6728817,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03490260793,
                "variance": 0.00121819204
              },
              {
                "average": 3.787654799,
                "count": 6728817,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.487290157,
                "variance": 2.21203201
              },
              {
                "average": 0.136034865,
                "count": 6728817,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.050962699,
                "variance": 16.41029879
              },
              {
                "average": 0,
                "count": 6728817,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2122.990545,
                "count": 6728817,
                "maximum": 2302,
                "minimum": 2001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.58242658,
                "variance": 4981.878942
              },
              {
                "average": -24292655.32,
                "count": 6728817,
                "maximum": -24290637.89,
                "minimum": -24294099.05,
                "name": "GpsTime",
                "position": 12,
                "stddev": 740.5304556,
                "variance": 548385.3557
              },
              {
                "average": 0,
                "count": 6728817,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6728817,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6728817,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6728817,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6728817,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0002,
              3363499.979,
              3.98712524,
              629000.0202,
              3364999.999,
              118.2071252
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0002441837,
                    3363499.978522135,
                    3.98712523963011
                  ],
                  [
                    627500.0002441837,
                    3364999.9985221345,
                    3.98712523963011
                  ],
                  [
                    629000.0202441837,
                    3364999.9985221345,
                    118.2071252396301
                  ],
                  [
                    629000.0202441837,
                    3363499.978522135,
                    118.2071252396301
                  ],
                  [
                    627500.0002441837,
                    3363499.978522135,
                    3.98712523963011
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:22:42+00:00",
            "end_time": "2010-12-06T21:25:00+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": "20101202_AO17.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.658099913346,
              30.328954395711886,
              2.054066680189067
            ],
            [
              -91.65791532124753,
              30.34248707254502,
              2.054066680189067
            ],
            [
              -91.64231313353334,
              30.342325981251356,
              143.87406668018906
            ],
            [
              -91.64249986998006,
              30.328793391233628,
              143.87406668018906
            ],
            [
              -91.658099913346,
              30.328954395711886,
              2.054066680189067
            ]
          ]
        ]
      },
      "bbox": [
        -91.65809991,
        30.32879339,
        2.05406668,
        -91.64231313,
        30.34248707,
        143.8740667
      ],
      "properties": {
        "datetime": "2010-12-07T16:09:56Z",
        "pc:count": 5096848,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629787.8331,
            "count": 5096848,
            "maximum": 630500.0202,
            "minimum": 629000.0002,
            "name": "X",
            "position": 0,
            "stddev": 445.0436921,
            "variance": 198063.8879
          },
          {
            "average": 3356731.602,
            "count": 5096848,
            "maximum": 3357499.998,
            "minimum": 3355999.978,
            "name": "Y",
            "position": 1,
            "stddev": 425.1534118,
            "variance": 180755.4236
          },
          {
            "average": 9.308980462,
            "count": 5096848,
            "maximum": 143.8740667,
            "minimum": 2.05406668,
            "name": "Z",
            "position": 2,
            "stddev": 6.478536895,
            "variance": 41.9714403
          },
          {
            "average": 53.92522791,
            "count": 5096848,
            "maximum": 311,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.17000642,
            "variance": 2131.669493
          },
          {
            "average": 1.58077502,
            "count": 5096848,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.784445264,
            "variance": 0.6153543722
          },
          {
            "average": 2.161617925,
            "count": 5096848,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.96334493,
            "variance": 0.9280334542
          },
          {
            "average": 0.504567725,
            "count": 5096848,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999791845,
            "variance": 0.2499791849
          },
          {
            "average": 0.001187792926,
            "count": 5096848,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03444390087,
            "variance": 0.001186382307
          },
          {
            "average": 3.411186679,
            "count": 5096848,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.52247499,
            "variance": 2.317930095
          },
          {
            "average": 0.1320256375,
            "count": 5096848,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.021883864,
            "variance": 16.17554982
          },
          {
            "average": 0,
            "count": 5096848,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2490.277751,
            "count": 5096848,
            "maximum": 2701,
            "minimum": 2301,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.74261166,
            "variance": 5291.487551
          },
          {
            "average": -24276619.46,
            "count": 5096848,
            "maximum": -24226603.77,
            "minimum": -24290753.05,
            "name": "GpsTime",
            "position": 12,
            "stddev": 24677.85441,
            "variance": 608996498.3
          },
          {
            "average": 0,
            "count": 5096848,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5096848,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5096848,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5096848,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5096848,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0002,
          3355999.978,
          2.05406668,
          630500.0202,
          3357499.998,
          143.8740667
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0002155537,
                3355999.977928604,
                2.054066680189067
              ],
              [
                629000.0002155537,
                3357499.9979286036,
                2.054066680189067
              ],
              [
                630500.0202155537,
                3357499.9979286036,
                143.87406668018906
              ],
              [
                630500.0202155537,
                3355999.977928604,
                143.87406668018906
              ],
              [
                629000.0002155537,
                3355999.977928604,
                2.054066680189067
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:09:56+00:00",
        "end_time": "2010-12-06T22:20:46+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO17.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO17.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO17.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO17.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65809991,
            30.32879339,
            2.05406668,
            -91.64231313,
            30.34248707,
            143.8740667
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.658099913346,
                  30.328954395711886,
                  2.054066680189067
                ],
                [
                  -91.65791532124753,
                  30.34248707254502,
                  2.054066680189067
                ],
                [
                  -91.64231313353334,
                  30.342325981251356,
                  143.87406668018906
                ],
                [
                  -91.64249986998006,
                  30.328793391233628,
                  143.87406668018906
                ],
                [
                  -91.658099913346,
                  30.328954395711886,
                  2.054066680189067
                ]
              ]
            ]
          },
          "id": "20101202_AO17.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO17.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:09:56Z",
            "pc:count": 5096848,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629787.8331,
                "count": 5096848,
                "maximum": 630500.0202,
                "minimum": 629000.0002,
                "name": "X",
                "position": 0,
                "stddev": 445.0436921,
                "variance": 198063.8879
              },
              {
                "average": 3356731.602,
                "count": 5096848,
                "maximum": 3357499.998,
                "minimum": 3355999.978,
                "name": "Y",
                "position": 1,
                "stddev": 425.1534118,
                "variance": 180755.4236
              },
              {
                "average": 9.308980462,
                "count": 5096848,
                "maximum": 143.8740667,
                "minimum": 2.05406668,
                "name": "Z",
                "position": 2,
                "stddev": 6.478536895,
                "variance": 41.9714403
              },
              {
                "average": 53.92522791,
                "count": 5096848,
                "maximum": 311,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.17000642,
                "variance": 2131.669493
              },
              {
                "average": 1.58077502,
                "count": 5096848,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.784445264,
                "variance": 0.6153543722
              },
              {
                "average": 2.161617925,
                "count": 5096848,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.96334493,
                "variance": 0.9280334542
              },
              {
                "average": 0.504567725,
                "count": 5096848,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999791845,
                "variance": 0.2499791849
              },
              {
                "average": 0.001187792926,
                "count": 5096848,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03444390087,
                "variance": 0.001186382307
              },
              {
                "average": 3.411186679,
                "count": 5096848,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.52247499,
                "variance": 2.317930095
              },
              {
                "average": 0.1320256375,
                "count": 5096848,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.021883864,
                "variance": 16.17554982
              },
              {
                "average": 0,
                "count": 5096848,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2490.277751,
                "count": 5096848,
                "maximum": 2701,
                "minimum": 2301,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.74261166,
                "variance": 5291.487551
              },
              {
                "average": -24276619.46,
                "count": 5096848,
                "maximum": -24226603.77,
                "minimum": -24290753.05,
                "name": "GpsTime",
                "position": 12,
                "stddev": 24677.85441,
                "variance": 608996498.3
              },
              {
                "average": 0,
                "count": 5096848,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5096848,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5096848,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5096848,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5096848,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0002,
              3355999.978,
              2.05406668,
              630500.0202,
              3357499.998,
              143.8740667
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0002155537,
                    3355999.977928604,
                    2.054066680189067
                  ],
                  [
                    629000.0002155537,
                    3357499.9979286036,
                    2.054066680189067
                  ],
                  [
                    630500.0202155537,
                    3357499.9979286036,
                    143.87406668018906
                  ],
                  [
                    630500.0202155537,
                    3355999.977928604,
                    143.87406668018906
                  ],
                  [
                    629000.0002155537,
                    3355999.977928604,
                    2.054066680189067
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:09:56+00:00",
            "end_time": "2010-12-06T22:20:46+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": "20101202_AH07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.76560119535296,
              30.465358802140507,
              1.32743082944603
            ],
            [
              -91.76543046123885,
              30.478891769287948,
              1.32743082944603
            ],
            [
              -91.74980589866254,
              30.478742905606733,
              956.567430829446
            ],
            [
              -91.74997879220393,
              30.465210018471417,
              956.567430829446
            ],
            [
              -91.76560119535296,
              30.465358802140507,
              1.32743082944603
            ]
          ]
        ]
      },
      "bbox": [
        -91.7656012,
        30.46521002,
        1.327430829,
        -91.7498059,
        30.47889177,
        956.5674308
      ],
      "properties": {
        "datetime": "2010-12-07T16:25:08Z",
        "pc:count": 4581863,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619313.6904,
            "count": 4581863,
            "maximum": 620000.0227,
            "minimum": 618500.0027,
            "name": "X",
            "position": 0,
            "stddev": 409.778551,
            "variance": 167918.4609
          },
          {
            "average": 3371729.93,
            "count": 4581863,
            "maximum": 3372499.999,
            "minimum": 3370999.979,
            "name": "Y",
            "position": 1,
            "stddev": 424.6697918,
            "variance": 180344.4321
          },
          {
            "average": 12.80807061,
            "count": 4581863,
            "maximum": 956.5674308,
            "minimum": 1.327430829,
            "name": "Z",
            "position": 2,
            "stddev": 7.354028445,
            "variance": 54.08173437
          },
          {
            "average": 71.08382289,
            "count": 4581863,
            "maximum": 3580,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 57.11449726,
            "variance": 3262.065797
          },
          {
            "average": 1.514953197,
            "count": 4581863,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8056041184,
            "variance": 0.6489979956
          },
          {
            "average": 2.029698182,
            "count": 4581863,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.08015277,
            "variance": 1.166730006
          },
          {
            "average": 0.5035774749,
            "count": 4581863,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999872561,
            "variance": 0.2499872562
          },
          {
            "average": 0.001213480194,
            "count": 4581863,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03481390417,
            "variance": 0.001212007924
          },
          {
            "average": 3.356560857,
            "count": 4581863,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.561141315,
            "variance": 2.437162204
          },
          {
            "average": 1.341397715,
            "count": 4581863,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.867990494,
            "variance": 14.96135046
          },
          {
            "average": 0,
            "count": 4581863,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2677.733895,
            "count": 4581863,
            "maximum": 2801,
            "minimum": 2502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 66.75429572,
            "variance": 4456.135998
          },
          {
            "average": -24226823.07,
            "count": 4581863,
            "maximum": -24225691.52,
            "minimum": -24288342.31,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1039.390261,
            "variance": 1080332.114
          },
          {
            "average": 0,
            "count": 4581863,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4581863,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4581863,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4581863,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4581863,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618500.0027,
          3370999.979,
          1.327430829,
          620000.0227,
          3372499.999,
          956.5674308
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618500.0027038101,
                3370999.978847745,
                1.32743082944603
              ],
              [
                618500.0027038101,
                3372499.9988477444,
                1.32743082944603
              ],
              [
                620000.0227038101,
                3372499.9988477444,
                956.567430829446
              ],
              [
                620000.0227038101,
                3370999.978847745,
                956.567430829446
              ],
              [
                618500.0027038101,
                3370999.978847745,
                1.32743082944603
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:25:08+00:00",
        "end_time": "2010-12-06T23:00:57+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.7656012,
            30.46521002,
            1.327430829,
            -91.7498059,
            30.47889177,
            956.5674308
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.76560119535296,
                  30.465358802140507,
                  1.32743082944603
                ],
                [
                  -91.76543046123885,
                  30.478891769287948,
                  1.32743082944603
                ],
                [
                  -91.74980589866254,
                  30.478742905606733,
                  956.567430829446
                ],
                [
                  -91.74997879220393,
                  30.465210018471417,
                  956.567430829446
                ],
                [
                  -91.76560119535296,
                  30.465358802140507,
                  1.32743082944603
                ]
              ]
            ]
          },
          "id": "20101202_AH07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:25:08Z",
            "pc:count": 4581863,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619313.6904,
                "count": 4581863,
                "maximum": 620000.0227,
                "minimum": 618500.0027,
                "name": "X",
                "position": 0,
                "stddev": 409.778551,
                "variance": 167918.4609
              },
              {
                "average": 3371729.93,
                "count": 4581863,
                "maximum": 3372499.999,
                "minimum": 3370999.979,
                "name": "Y",
                "position": 1,
                "stddev": 424.6697918,
                "variance": 180344.4321
              },
              {
                "average": 12.80807061,
                "count": 4581863,
                "maximum": 956.5674308,
                "minimum": 1.327430829,
                "name": "Z",
                "position": 2,
                "stddev": 7.354028445,
                "variance": 54.08173437
              },
              {
                "average": 71.08382289,
                "count": 4581863,
                "maximum": 3580,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 57.11449726,
                "variance": 3262.065797
              },
              {
                "average": 1.514953197,
                "count": 4581863,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8056041184,
                "variance": 0.6489979956
              },
              {
                "average": 2.029698182,
                "count": 4581863,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.08015277,
                "variance": 1.166730006
              },
              {
                "average": 0.5035774749,
                "count": 4581863,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999872561,
                "variance": 0.2499872562
              },
              {
                "average": 0.001213480194,
                "count": 4581863,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03481390417,
                "variance": 0.001212007924
              },
              {
                "average": 3.356560857,
                "count": 4581863,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.561141315,
                "variance": 2.437162204
              },
              {
                "average": 1.341397715,
                "count": 4581863,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.867990494,
                "variance": 14.96135046
              },
              {
                "average": 0,
                "count": 4581863,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2677.733895,
                "count": 4581863,
                "maximum": 2801,
                "minimum": 2502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 66.75429572,
                "variance": 4456.135998
              },
              {
                "average": -24226823.07,
                "count": 4581863,
                "maximum": -24225691.52,
                "minimum": -24288342.31,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1039.390261,
                "variance": 1080332.114
              },
              {
                "average": 0,
                "count": 4581863,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4581863,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4581863,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4581863,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4581863,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618500.0027,
              3370999.979,
              1.327430829,
              620000.0227,
              3372499.999,
              956.5674308
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618500.0027038101,
                    3370999.978847745,
                    1.32743082944603
                  ],
                  [
                    618500.0027038101,
                    3372499.9988477444,
                    1.32743082944603
                  ],
                  [
                    620000.0227038101,
                    3372499.9988477444,
                    956.567430829446
                  ],
                  [
                    620000.0227038101,
                    3370999.978847745,
                    956.567430829446
                  ],
                  [
                    618500.0027038101,
                    3370999.978847745,
                    1.32743082944603
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:25:08+00:00",
            "end_time": "2010-12-06T23:00:57+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": "20101202_AJ06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73418190958846,
              30.478591991145112,
              3.660487337693098
            ],
            [
              -91.73400673803451,
              30.49212476824633,
              3.660487337693098
            ],
            [
              -91.71838025069984,
              30.491972080255422,
              211.4004873376931
            ],
            [
              -91.71855758300875,
              30.478439385199444,
              211.4004873376931
            ],
            [
              -91.73418190958846,
              30.478591991145112,
              3.660487337693098
            ]
          ]
        ]
      },
      "bbox": [
        -91.73418191,
        30.47843939,
        3.660487338,
        -91.71838025,
        30.49212477,
        211.4004873
      ],
      "properties": {
        "datetime": "2010-12-06T22:34:19Z",
        "pc:count": 6765799,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622253.5277,
            "count": 6765799,
            "maximum": 623000.0191,
            "minimum": 621499.9991,
            "name": "X",
            "position": 0,
            "stddev": 432.7054807,
            "variance": 187234.033
          },
          {
            "average": 3373239.686,
            "count": 6765799,
            "maximum": 3373999.998,
            "minimum": 3372499.978,
            "name": "Y",
            "position": 1,
            "stddev": 431.1041268,
            "variance": 185850.7682
          },
          {
            "average": 15.37335971,
            "count": 6765799,
            "maximum": 211.4004873,
            "minimum": 3.660487338,
            "name": "Z",
            "position": 2,
            "stddev": 9.587932777,
            "variance": 91.92845493
          },
          {
            "average": 41.61677845,
            "count": 6765799,
            "maximum": 221,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 39.422555,
            "variance": 1554.137843
          },
          {
            "average": 1.836457158,
            "count": 6765799,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8960124777,
            "variance": 0.8028383602
          },
          {
            "average": 2.673116508,
            "count": 6765799,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9339916792,
            "variance": 0.8723404567
          },
          {
            "average": 0.5067043818,
            "count": 6765799,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999550862,
            "variance": 0.2499550882
          },
          {
            "average": 0.001181530814,
            "count": 6765799,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03435309263,
            "variance": 0.001180134973
          },
          {
            "average": 3.804672294,
            "count": 6765799,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.481690427,
            "variance": 2.195406523
          },
          {
            "average": 0.4734100571,
            "count": 6765799,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.921721636,
            "variance": 15.37990059
          },
          {
            "average": 0,
            "count": 6765799,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2201.405179,
            "count": 6765799,
            "maximum": 2401,
            "minimum": 2001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.38151579,
            "variance": 4953.557765
          },
          {
            "average": -24291834.8,
            "count": 6765799,
            "maximum": -24289940.05,
            "minimum": -24294261.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 801.3557044,
            "variance": 642170.965
          },
          {
            "average": 0,
            "count": 6765799,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6765799,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6765799,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6765799,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6765799,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621499.9991,
          3372499.978,
          3.660487338,
          623000.0191,
          3373999.998,
          211.4004873
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621499.9991302035,
                3372499.9784524376,
                3.660487337693098
              ],
              [
                621499.9991302035,
                3373999.998452437,
                3.660487337693098
              ],
              [
                623000.0191302035,
                3373999.998452437,
                211.4004873376931
              ],
              [
                623000.0191302035,
                3372499.9784524376,
                211.4004873376931
              ],
              [
                621499.9991302035,
                3372499.9784524376,
                3.660487337693098
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:34:19+00:00",
        "end_time": "2010-12-06T21:22:18+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73418191,
            30.47843939,
            3.660487338,
            -91.71838025,
            30.49212477,
            211.4004873
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73418190958846,
                  30.478591991145112,
                  3.660487337693098
                ],
                [
                  -91.73400673803451,
                  30.49212476824633,
                  3.660487337693098
                ],
                [
                  -91.71838025069984,
                  30.491972080255422,
                  211.4004873376931
                ],
                [
                  -91.71855758300875,
                  30.478439385199444,
                  211.4004873376931
                ],
                [
                  -91.73418190958846,
                  30.478591991145112,
                  3.660487337693098
                ]
              ]
            ]
          },
          "id": "20101202_AJ06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:34:19Z",
            "pc:count": 6765799,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622253.5277,
                "count": 6765799,
                "maximum": 623000.0191,
                "minimum": 621499.9991,
                "name": "X",
                "position": 0,
                "stddev": 432.7054807,
                "variance": 187234.033
              },
              {
                "average": 3373239.686,
                "count": 6765799,
                "maximum": 3373999.998,
                "minimum": 3372499.978,
                "name": "Y",
                "position": 1,
                "stddev": 431.1041268,
                "variance": 185850.7682
              },
              {
                "average": 15.37335971,
                "count": 6765799,
                "maximum": 211.4004873,
                "minimum": 3.660487338,
                "name": "Z",
                "position": 2,
                "stddev": 9.587932777,
                "variance": 91.92845493
              },
              {
                "average": 41.61677845,
                "count": 6765799,
                "maximum": 221,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 39.422555,
                "variance": 1554.137843
              },
              {
                "average": 1.836457158,
                "count": 6765799,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8960124777,
                "variance": 0.8028383602
              },
              {
                "average": 2.673116508,
                "count": 6765799,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9339916792,
                "variance": 0.8723404567
              },
              {
                "average": 0.5067043818,
                "count": 6765799,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999550862,
                "variance": 0.2499550882
              },
              {
                "average": 0.001181530814,
                "count": 6765799,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03435309263,
                "variance": 0.001180134973
              },
              {
                "average": 3.804672294,
                "count": 6765799,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.481690427,
                "variance": 2.195406523
              },
              {
                "average": 0.4734100571,
                "count": 6765799,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.921721636,
                "variance": 15.37990059
              },
              {
                "average": 0,
                "count": 6765799,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2201.405179,
                "count": 6765799,
                "maximum": 2401,
                "minimum": 2001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.38151579,
                "variance": 4953.557765
              },
              {
                "average": -24291834.8,
                "count": 6765799,
                "maximum": -24289940.05,
                "minimum": -24294261.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 801.3557044,
                "variance": 642170.965
              },
              {
                "average": 0,
                "count": 6765799,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6765799,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6765799,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6765799,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6765799,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621499.9991,
              3372499.978,
              3.660487338,
              623000.0191,
              3373999.998,
              211.4004873
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621499.9991302035,
                    3372499.9784524376,
                    3.660487337693098
                  ],
                  [
                    621499.9991302035,
                    3373999.998452437,
                    3.660487337693098
                  ],
                  [
                    623000.0191302035,
                    3373999.998452437,
                    211.4004873376931
                  ],
                  [
                    623000.0191302035,
                    3372499.9784524376,
                    211.4004873376931
                  ],
                  [
                    621499.9991302035,
                    3372499.9784524376,
                    3.660487337693098
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:34:19+00:00",
            "end_time": "2010-12-06T21:22:18+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": "20101202_AK17.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72050049807373,
              30.32957981885559,
              0.75619899158859
            ],
            [
              -91.7203244839658,
              30.34311283291983,
              0.75619899158859
            ],
            [
              -91.70472180373969,
              30.34295918517945,
              112.9361989915886
            ],
            [
              -91.7048999624787,
              30.329426253920147,
              112.9361989915886
            ],
            [
              -91.72050049807373,
              30.32957981885559,
              0.75619899158859
            ]
          ]
        ]
      },
      "bbox": [
        -91.7205005,
        30.32942625,
        0.7561989916,
        -91.7047218,
        30.34311283,
        112.936199
      ],
      "properties": {
        "datetime": "2010-12-07T18:20:47Z",
        "pc:count": 3899799,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623728.869,
            "count": 3899799,
            "maximum": 624500.0197,
            "minimum": 622999.9997,
            "name": "X",
            "position": 0,
            "stddev": 438.0318544,
            "variance": 191871.9054
          },
          {
            "average": 3356714.644,
            "count": 3899799,
            "maximum": 3357499.999,
            "minimum": 3355999.979,
            "name": "Y",
            "position": 1,
            "stddev": 445.5460871,
            "variance": 198511.3157
          },
          {
            "average": 11.17615274,
            "count": 3899799,
            "maximum": 112.936199,
            "minimum": 0.7561989916,
            "name": "Z",
            "position": 2,
            "stddev": 6.71597361,
            "variance": 45.10430153
          },
          {
            "average": 57.13946257,
            "count": 3899799,
            "maximum": 13006,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 56.84870834,
            "variance": 3231.77564
          },
          {
            "average": 1.523060291,
            "count": 3899799,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8019994011,
            "variance": 0.6432030394
          },
          {
            "average": 2.046137506,
            "count": 3899799,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.064398286,
            "variance": 1.132943711
          },
          {
            "average": 0.5071335728,
            "count": 3899799,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999491736,
            "variance": 0.2499491762
          },
          {
            "average": 0.001365711412,
            "count": 3899799,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03693029372,
            "variance": 0.001363846594
          },
          {
            "average": 3.638125709,
            "count": 3899799,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.587783963,
            "variance": 2.521057914
          },
          {
            "average": 0.5861566988,
            "count": 3899799,
            "maximum": 7.998000145,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.171028733,
            "variance": 17.39748069
          },
          {
            "average": 0,
            "count": 3899799,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3243.144461,
            "count": 3899799,
            "maximum": 3401,
            "minimum": 3102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 76.12686722,
            "variance": 5795.299913
          },
          {
            "average": -24220505.33,
            "count": 3899799,
            "maximum": -24218752.06,
            "minimum": -24222070.09,
            "name": "GpsTime",
            "position": 12,
            "stddev": 839.8195758,
            "variance": 705296.92
          },
          {
            "average": 0,
            "count": 3899799,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3899799,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3899799,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3899799,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3899799,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9997,
          3355999.979,
          0.7561989916,
          624500.0197,
          3357499.999,
          112.936199
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9996783447,
                3355999.979276287,
                0.75619899158859
              ],
              [
                622999.9996783447,
                3357499.9992762865,
                0.75619899158859
              ],
              [
                624500.0196783447,
                3357499.9992762865,
                112.9361989915886
              ],
              [
                624500.0196783447,
                3355999.979276287,
                112.9361989915886
              ],
              [
                622999.9996783447,
                3355999.979276287,
                0.75619899158859
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:20:47+00:00",
        "end_time": "2010-12-07T17:25:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK17.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK17.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK17.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK17.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.7205005,
            30.32942625,
            0.7561989916,
            -91.7047218,
            30.34311283,
            112.936199
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72050049807373,
                  30.32957981885559,
                  0.75619899158859
                ],
                [
                  -91.7203244839658,
                  30.34311283291983,
                  0.75619899158859
                ],
                [
                  -91.70472180373969,
                  30.34295918517945,
                  112.9361989915886
                ],
                [
                  -91.7048999624787,
                  30.329426253920147,
                  112.9361989915886
                ],
                [
                  -91.72050049807373,
                  30.32957981885559,
                  0.75619899158859
                ]
              ]
            ]
          },
          "id": "20101202_AK17.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK17.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:20:47Z",
            "pc:count": 3899799,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623728.869,
                "count": 3899799,
                "maximum": 624500.0197,
                "minimum": 622999.9997,
                "name": "X",
                "position": 0,
                "stddev": 438.0318544,
                "variance": 191871.9054
              },
              {
                "average": 3356714.644,
                "count": 3899799,
                "maximum": 3357499.999,
                "minimum": 3355999.979,
                "name": "Y",
                "position": 1,
                "stddev": 445.5460871,
                "variance": 198511.3157
              },
              {
                "average": 11.17615274,
                "count": 3899799,
                "maximum": 112.936199,
                "minimum": 0.7561989916,
                "name": "Z",
                "position": 2,
                "stddev": 6.71597361,
                "variance": 45.10430153
              },
              {
                "average": 57.13946257,
                "count": 3899799,
                "maximum": 13006,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 56.84870834,
                "variance": 3231.77564
              },
              {
                "average": 1.523060291,
                "count": 3899799,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8019994011,
                "variance": 0.6432030394
              },
              {
                "average": 2.046137506,
                "count": 3899799,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.064398286,
                "variance": 1.132943711
              },
              {
                "average": 0.5071335728,
                "count": 3899799,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999491736,
                "variance": 0.2499491762
              },
              {
                "average": 0.001365711412,
                "count": 3899799,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03693029372,
                "variance": 0.001363846594
              },
              {
                "average": 3.638125709,
                "count": 3899799,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.587783963,
                "variance": 2.521057914
              },
              {
                "average": 0.5861566988,
                "count": 3899799,
                "maximum": 7.998000145,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.171028733,
                "variance": 17.39748069
              },
              {
                "average": 0,
                "count": 3899799,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3243.144461,
                "count": 3899799,
                "maximum": 3401,
                "minimum": 3102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 76.12686722,
                "variance": 5795.299913
              },
              {
                "average": -24220505.33,
                "count": 3899799,
                "maximum": -24218752.06,
                "minimum": -24222070.09,
                "name": "GpsTime",
                "position": 12,
                "stddev": 839.8195758,
                "variance": 705296.92
              },
              {
                "average": 0,
                "count": 3899799,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3899799,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3899799,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3899799,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3899799,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9997,
              3355999.979,
              0.7561989916,
              624500.0197,
              3357499.999,
              112.936199
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9996783447,
                    3355999.979276287,
                    0.75619899158859
                  ],
                  [
                    622999.9996783447,
                    3357499.9992762865,
                    0.75619899158859
                  ],
                  [
                    624500.0196783447,
                    3357499.9992762865,
                    112.9361989915886
                  ],
                  [
                    624500.0196783447,
                    3355999.979276287,
                    112.9361989915886
                  ],
                  [
                    622999.9996783447,
                    3355999.979276287,
                    0.75619899158859
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:20:47+00:00",
            "end_time": "2010-12-07T17:25:29+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": "20101202_AE13.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.8071761185005,
              30.390782038206392,
              1.373842959196548
            ],
            [
              -91.80708752380164,
              30.39807207918743,
              1.373842959196548
            ],
            [
              -91.79767614272212,
              30.397985778565783,
              33.77384295919654
            ],
            [
              -91.79776543597252,
              30.390695762613273,
              33.77384295919654
            ],
            [
              -91.8071761185005,
              30.390782038206392,
              1.373842959196548
            ]
          ]
        ]
      },
      "bbox": [
        -91.80717612,
        30.39069576,
        1.373842959,
        -91.79767614,
        30.39807208,
        33.77384296
      ],
      "properties": {
        "datetime": "2010-12-07T21:39:40Z",
        "pc:count": 980930,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 615132.2893,
            "count": 980930,
            "maximum": 615500.0181,
            "minimum": 614595.7581,
            "name": "X",
            "position": 0,
            "stddev": 218.8227769,
            "variance": 47883.40769
          },
          {
            "average": 3363243.117,
            "count": 980930,
            "maximum": 3363499.999,
            "minimum": 3362691.979,
            "name": "Y",
            "position": 1,
            "stddev": 172.8479259,
            "variance": 29876.40548
          },
          {
            "average": 9.314655086,
            "count": 980930,
            "maximum": 33.77384296,
            "minimum": 1.373842959,
            "name": "Z",
            "position": 2,
            "stddev": 6.998691238,
            "variance": 48.98167905
          },
          {
            "average": 52.16747882,
            "count": 980930,
            "maximum": 999,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 47.30272865,
            "variance": 2237.548137
          },
          {
            "average": 1.638907975,
            "count": 980930,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8088636715,
            "variance": 0.6542604391
          },
          {
            "average": 2.278425576,
            "count": 980930,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9569034181,
            "variance": 0.9156641515
          },
          {
            "average": 0.504670058,
            "count": 980930,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999784449,
            "variance": 0.2499784454
          },
          {
            "average": 0.001092840468,
            "count": 980930,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03304008596,
            "variance": 0.00109164728
          },
          {
            "average": 3.468838755,
            "count": 980930,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.540683926,
            "variance": 2.37370696
          },
          {
            "average": 2.884547863,
            "count": 980930,
            "maximum": 7.998000145,
            "minimum": -4.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 2.557920018,
            "variance": 6.542954819
          },
          {
            "average": 0,
            "count": 980930,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3828.787467,
            "count": 980930,
            "maximum": 3911,
            "minimum": 3801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 47.7962381,
            "variance": 2284.480376
          },
          {
            "average": -24208155.89,
            "count": 980930,
            "maximum": -24206819.83,
            "minimum": -24208612.56,
            "name": "GpsTime",
            "position": 12,
            "stddev": 773.6624839,
            "variance": 598553.6391
          },
          {
            "average": 0,
            "count": 980930,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 980930,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 980930,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 980930,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 980930,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          614595.7581,
          3362691.979,
          1.373842959,
          615500.0181,
          3363499.999,
          33.77384296
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                614595.7580528519,
                3362691.9785122247,
                1.373842959196548
              ],
              [
                614595.7580528519,
                3363499.9985122243,
                1.373842959196548
              ],
              [
                615500.0180528519,
                3363499.9985122243,
                33.77384295919654
              ],
              [
                615500.0180528519,
                3362691.9785122247,
                33.77384295919654
              ],
              [
                614595.7580528519,
                3362691.9785122247,
                1.373842959196548
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:39:40+00:00",
        "end_time": "2010-12-07T21:09:47+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AE13.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AE13.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AE13.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE13.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.80717612,
            30.39069576,
            1.373842959,
            -91.79767614,
            30.39807208,
            33.77384296
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.8071761185005,
                  30.390782038206392,
                  1.373842959196548
                ],
                [
                  -91.80708752380164,
                  30.39807207918743,
                  1.373842959196548
                ],
                [
                  -91.79767614272212,
                  30.397985778565783,
                  33.77384295919654
                ],
                [
                  -91.79776543597252,
                  30.390695762613273,
                  33.77384295919654
                ],
                [
                  -91.8071761185005,
                  30.390782038206392,
                  1.373842959196548
                ]
              ]
            ]
          },
          "id": "20101202_AE13.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AE13.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:39:40Z",
            "pc:count": 980930,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 615132.2893,
                "count": 980930,
                "maximum": 615500.0181,
                "minimum": 614595.7581,
                "name": "X",
                "position": 0,
                "stddev": 218.8227769,
                "variance": 47883.40769
              },
              {
                "average": 3363243.117,
                "count": 980930,
                "maximum": 3363499.999,
                "minimum": 3362691.979,
                "name": "Y",
                "position": 1,
                "stddev": 172.8479259,
                "variance": 29876.40548
              },
              {
                "average": 9.314655086,
                "count": 980930,
                "maximum": 33.77384296,
                "minimum": 1.373842959,
                "name": "Z",
                "position": 2,
                "stddev": 6.998691238,
                "variance": 48.98167905
              },
              {
                "average": 52.16747882,
                "count": 980930,
                "maximum": 999,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 47.30272865,
                "variance": 2237.548137
              },
              {
                "average": 1.638907975,
                "count": 980930,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8088636715,
                "variance": 0.6542604391
              },
              {
                "average": 2.278425576,
                "count": 980930,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9569034181,
                "variance": 0.9156641515
              },
              {
                "average": 0.504670058,
                "count": 980930,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999784449,
                "variance": 0.2499784454
              },
              {
                "average": 0.001092840468,
                "count": 980930,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03304008596,
                "variance": 0.00109164728
              },
              {
                "average": 3.468838755,
                "count": 980930,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.540683926,
                "variance": 2.37370696
              },
              {
                "average": 2.884547863,
                "count": 980930,
                "maximum": 7.998000145,
                "minimum": -4.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 2.557920018,
                "variance": 6.542954819
              },
              {
                "average": 0,
                "count": 980930,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3828.787467,
                "count": 980930,
                "maximum": 3911,
                "minimum": 3801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 47.7962381,
                "variance": 2284.480376
              },
              {
                "average": -24208155.89,
                "count": 980930,
                "maximum": -24206819.83,
                "minimum": -24208612.56,
                "name": "GpsTime",
                "position": 12,
                "stddev": 773.6624839,
                "variance": 598553.6391
              },
              {
                "average": 0,
                "count": 980930,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 980930,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 980930,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 980930,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 980930,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              614595.7581,
              3362691.979,
              1.373842959,
              615500.0181,
              3363499.999,
              33.77384296
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    614595.7580528519,
                    3362691.9785122247,
                    1.373842959196548
                  ],
                  [
                    614595.7580528519,
                    3363499.9985122243,
                    1.373842959196548
                  ],
                  [
                    615500.0180528519,
                    3363499.9985122243,
                    33.77384295919654
                  ],
                  [
                    615500.0180528519,
                    3362691.9785122247,
                    33.77384295919654
                  ],
                  [
                    614595.7580528519,
                    3362691.9785122247,
                    1.373842959196548
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:39:40+00:00",
            "end_time": "2010-12-07T21:09:47+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": "20101202_AC05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.84339392254785,
              30.493140971724934,
              3.17800081219481
            ],
            [
              -91.84323376941644,
              30.50667426609433,
              3.17800081219481
            ],
            [
              -91.82760431869899,
              30.506534608920095,
              50.21800081219481
            ],
            [
              -91.82776663451244,
              30.493001389575497,
              50.21800081219481
            ],
            [
              -91.84339392254785,
              30.493140971724934,
              3.17800081219481
            ]
          ]
        ]
      },
      "bbox": [
        -91.84339392,
        30.49300139,
        3.178000812,
        -91.82760432,
        30.50667427,
        50.21800081
      ],
      "properties": {
        "datetime": "2010-12-07T18:51:16Z",
        "pc:count": 5076388,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611791.2291,
            "count": 5076388,
            "maximum": 612500.0205,
            "minimum": 611000.0005,
            "name": "X",
            "position": 0,
            "stddev": 415.5976777,
            "variance": 172721.4297
          },
          {
            "average": 3374721.504,
            "count": 5076388,
            "maximum": 3375499.999,
            "minimum": 3373999.979,
            "name": "Y",
            "position": 1,
            "stddev": 425.4632447,
            "variance": 181018.9726
          },
          {
            "average": 12.62729072,
            "count": 5076388,
            "maximum": 50.21800081,
            "minimum": 3.178000812,
            "name": "Z",
            "position": 2,
            "stddev": 8.279991755,
            "variance": 68.55826346
          },
          {
            "average": 45.43319069,
            "count": 5076388,
            "maximum": 12452,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 58.10092405,
            "variance": 3375.717375
          },
          {
            "average": 1.687109811,
            "count": 5076388,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8909696058,
            "variance": 0.7938268384
          },
          {
            "average": 2.374129598,
            "count": 5076388,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.105531883,
            "variance": 1.222200744
          },
          {
            "average": 0.5087004776,
            "count": 5076388,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999243452,
            "variance": 0.2499243509
          },
          {
            "average": 0.001204990635,
            "count": 5076388,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03469205773,
            "variance": 0.00120353887
          },
          {
            "average": 3.89771231,
            "count": 5076388,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.52041326,
            "variance": 2.311656482
          },
          {
            "average": -0.2737983161,
            "count": 5076388,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.064243537,
            "variance": 16.51807552
          },
          {
            "average": 0,
            "count": 5076388,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3395.067369,
            "count": 5076388,
            "maximum": 3601,
            "minimum": 3201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 67.58708334,
            "variance": 4568.013835
          },
          {
            "average": -24218869.6,
            "count": 5076388,
            "maximum": -24216923.79,
            "minimum": -24221314.53,
            "name": "GpsTime",
            "position": 12,
            "stddev": 806.5073855,
            "variance": 650454.1629
          },
          {
            "average": 0,
            "count": 5076388,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5076388,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5076388,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5076388,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5076388,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          611000.0005,
          3373999.979,
          3.178000812,
          612500.0205,
          3375499.999,
          50.21800081
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                611000.0005086174,
                3373999.9788688244,
                3.17800081219481
              ],
              [
                611000.0005086174,
                3375499.998868824,
                3.17800081219481
              ],
              [
                612500.0205086174,
                3375499.998868824,
                50.21800081219481
              ],
              [
                612500.0205086174,
                3373999.9788688244,
                50.21800081219481
              ],
              [
                611000.0005086174,
                3373999.9788688244,
                3.17800081219481
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:51:16+00:00",
        "end_time": "2010-12-07T17:38:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84339392,
            30.49300139,
            3.178000812,
            -91.82760432,
            30.50667427,
            50.21800081
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.84339392254785,
                  30.493140971724934,
                  3.17800081219481
                ],
                [
                  -91.84323376941644,
                  30.50667426609433,
                  3.17800081219481
                ],
                [
                  -91.82760431869899,
                  30.506534608920095,
                  50.21800081219481
                ],
                [
                  -91.82776663451244,
                  30.493001389575497,
                  50.21800081219481
                ],
                [
                  -91.84339392254785,
                  30.493140971724934,
                  3.17800081219481
                ]
              ]
            ]
          },
          "id": "20101202_AC05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:51:16Z",
            "pc:count": 5076388,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611791.2291,
                "count": 5076388,
                "maximum": 612500.0205,
                "minimum": 611000.0005,
                "name": "X",
                "position": 0,
                "stddev": 415.5976777,
                "variance": 172721.4297
              },
              {
                "average": 3374721.504,
                "count": 5076388,
                "maximum": 3375499.999,
                "minimum": 3373999.979,
                "name": "Y",
                "position": 1,
                "stddev": 425.4632447,
                "variance": 181018.9726
              },
              {
                "average": 12.62729072,
                "count": 5076388,
                "maximum": 50.21800081,
                "minimum": 3.178000812,
                "name": "Z",
                "position": 2,
                "stddev": 8.279991755,
                "variance": 68.55826346
              },
              {
                "average": 45.43319069,
                "count": 5076388,
                "maximum": 12452,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 58.10092405,
                "variance": 3375.717375
              },
              {
                "average": 1.687109811,
                "count": 5076388,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8909696058,
                "variance": 0.7938268384
              },
              {
                "average": 2.374129598,
                "count": 5076388,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.105531883,
                "variance": 1.222200744
              },
              {
                "average": 0.5087004776,
                "count": 5076388,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999243452,
                "variance": 0.2499243509
              },
              {
                "average": 0.001204990635,
                "count": 5076388,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03469205773,
                "variance": 0.00120353887
              },
              {
                "average": 3.89771231,
                "count": 5076388,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.52041326,
                "variance": 2.311656482
              },
              {
                "average": -0.2737983161,
                "count": 5076388,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.064243537,
                "variance": 16.51807552
              },
              {
                "average": 0,
                "count": 5076388,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3395.067369,
                "count": 5076388,
                "maximum": 3601,
                "minimum": 3201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 67.58708334,
                "variance": 4568.013835
              },
              {
                "average": -24218869.6,
                "count": 5076388,
                "maximum": -24216923.79,
                "minimum": -24221314.53,
                "name": "GpsTime",
                "position": 12,
                "stddev": 806.5073855,
                "variance": 650454.1629
              },
              {
                "average": 0,
                "count": 5076388,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5076388,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5076388,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5076388,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5076388,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              611000.0005,
              3373999.979,
              3.178000812,
              612500.0205,
              3375499.999,
              50.21800081
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    611000.0005086174,
                    3373999.9788688244,
                    3.17800081219481
                  ],
                  [
                    611000.0005086174,
                    3375499.998868824,
                    3.17800081219481
                  ],
                  [
                    612500.0205086174,
                    3375499.998868824,
                    50.21800081219481
                  ],
                  [
                    612500.0205086174,
                    3373999.9788688244,
                    50.21800081219481
                  ],
                  [
                    611000.0005086174,
                    3373999.9788688244,
                    3.17800081219481
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:51:16+00:00",
            "end_time": "2010-12-07T17:38:05+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": "20101202_AF02.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.79601276026874,
              30.53331523261715,
              3.374064610117536
            ],
            [
              -91.79589285936859,
              30.543033589584304,
              3.374064610117536
            ],
            [
              -91.78025785798216,
              30.542888100075583,
              38.07406461011754
            ],
            [
              -91.78037931482795,
              30.53316979919658,
              38.07406461011754
            ],
            [
              -91.79601276026874,
              30.53331523261715,
              3.374064610117536
            ]
          ]
        ]
      },
      "bbox": [
        -91.79601276,
        30.5331698,
        3.37406461,
        -91.78025786,
        30.54303359,
        38.07406461
      ],
      "properties": {
        "datetime": "2010-12-07T16:17:02Z",
        "pc:count": 2890757,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 616288.5416,
            "count": 2890757,
            "maximum": 617000.0204,
            "minimum": 615500.0004,
            "name": "X",
            "position": 0,
            "stddev": 409.4836906,
            "variance": 167676.8928
          },
          {
            "average": 3378952.906,
            "count": 2890757,
            "maximum": 3379577.184,
            "minimum": 3378499.984,
            "name": "Y",
            "position": 1,
            "stddev": 276.546302,
            "variance": 76477.85713
          },
          {
            "average": 10.87338262,
            "count": 2890757,
            "maximum": 38.07406461,
            "minimum": 3.37406461,
            "name": "Z",
            "position": 2,
            "stddev": 6.722728931,
            "variance": 45.19508429
          },
          {
            "average": 55.41866681,
            "count": 2890757,
            "maximum": 4648,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 49.21657333,
            "variance": 2422.271091
          },
          {
            "average": 1.65972062,
            "count": 2890757,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8403315849,
            "variance": 0.7061571726
          },
          {
            "average": 2.319540176,
            "count": 2890757,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.011718153,
            "variance": 1.023573621
          },
          {
            "average": 0.5047522154,
            "count": 2890757,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999775024,
            "variance": 0.2499775029
          },
          {
            "average": 0.001349473512,
            "count": 2890757,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03671039225,
            "variance": 0.001347652899
          },
          {
            "average": 3.529875047,
            "count": 2890757,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.578930091,
            "variance": 2.493020233
          },
          {
            "average": -0.3469139413,
            "count": 2890757,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.030838698,
            "variance": 16.24766061
          },
          {
            "average": 0,
            "count": 2890757,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2521.867975,
            "count": 2890757,
            "maximum": 2702,
            "minimum": 2401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 60.64536051,
            "variance": 3677.859752
          },
          {
            "average": -24270290.46,
            "count": 2890757,
            "maximum": -24226177.33,
            "minimum": -24290074.42,
            "name": "GpsTime",
            "position": 12,
            "stddev": 27742.61111,
            "variance": 769652471.4
          },
          {
            "average": 0,
            "count": 2890757,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2890757,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2890757,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2890757,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 2890757,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          615500.0004,
          3378499.984,
          3.37406461,
          617000.0204,
          3379577.184,
          38.07406461
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                615500.0004168393,
                3378499.984204872,
                3.374064610117536
              ],
              [
                615500.0004168393,
                3379577.184204872,
                3.374064610117536
              ],
              [
                617000.0204168393,
                3379577.184204872,
                38.07406461011754
              ],
              [
                617000.0204168393,
                3378499.984204872,
                38.07406461011754
              ],
              [
                615500.0004168393,
                3378499.984204872,
                3.374064610117536
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:17:02+00:00",
        "end_time": "2010-12-06T22:32:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AF02.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AF02.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AF02.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF02.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.79601276,
            30.5331698,
            3.37406461,
            -91.78025786,
            30.54303359,
            38.07406461
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.79601276026874,
                  30.53331523261715,
                  3.374064610117536
                ],
                [
                  -91.79589285936859,
                  30.543033589584304,
                  3.374064610117536
                ],
                [
                  -91.78025785798216,
                  30.542888100075583,
                  38.07406461011754
                ],
                [
                  -91.78037931482795,
                  30.53316979919658,
                  38.07406461011754
                ],
                [
                  -91.79601276026874,
                  30.53331523261715,
                  3.374064610117536
                ]
              ]
            ]
          },
          "id": "20101202_AF02.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF02.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:17:02Z",
            "pc:count": 2890757,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 616288.5416,
                "count": 2890757,
                "maximum": 617000.0204,
                "minimum": 615500.0004,
                "name": "X",
                "position": 0,
                "stddev": 409.4836906,
                "variance": 167676.8928
              },
              {
                "average": 3378952.906,
                "count": 2890757,
                "maximum": 3379577.184,
                "minimum": 3378499.984,
                "name": "Y",
                "position": 1,
                "stddev": 276.546302,
                "variance": 76477.85713
              },
              {
                "average": 10.87338262,
                "count": 2890757,
                "maximum": 38.07406461,
                "minimum": 3.37406461,
                "name": "Z",
                "position": 2,
                "stddev": 6.722728931,
                "variance": 45.19508429
              },
              {
                "average": 55.41866681,
                "count": 2890757,
                "maximum": 4648,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 49.21657333,
                "variance": 2422.271091
              },
              {
                "average": 1.65972062,
                "count": 2890757,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8403315849,
                "variance": 0.7061571726
              },
              {
                "average": 2.319540176,
                "count": 2890757,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.011718153,
                "variance": 1.023573621
              },
              {
                "average": 0.5047522154,
                "count": 2890757,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999775024,
                "variance": 0.2499775029
              },
              {
                "average": 0.001349473512,
                "count": 2890757,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03671039225,
                "variance": 0.001347652899
              },
              {
                "average": 3.529875047,
                "count": 2890757,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.578930091,
                "variance": 2.493020233
              },
              {
                "average": -0.3469139413,
                "count": 2890757,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.030838698,
                "variance": 16.24766061
              },
              {
                "average": 0,
                "count": 2890757,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2521.867975,
                "count": 2890757,
                "maximum": 2702,
                "minimum": 2401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 60.64536051,
                "variance": 3677.859752
              },
              {
                "average": -24270290.46,
                "count": 2890757,
                "maximum": -24226177.33,
                "minimum": -24290074.42,
                "name": "GpsTime",
                "position": 12,
                "stddev": 27742.61111,
                "variance": 769652471.4
              },
              {
                "average": 0,
                "count": 2890757,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2890757,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2890757,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2890757,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 2890757,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              615500.0004,
              3378499.984,
              3.37406461,
              617000.0204,
              3379577.184,
              38.07406461
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    615500.0004168393,
                    3378499.984204872,
                    3.374064610117536
                  ],
                  [
                    615500.0004168393,
                    3379577.184204872,
                    3.374064610117536
                  ],
                  [
                    617000.0204168393,
                    3379577.184204872,
                    38.07406461011754
                  ],
                  [
                    617000.0204168393,
                    3378499.984204872,
                    38.07406461011754
                  ],
                  [
                    615500.0004168393,
                    3378499.984204872,
                    3.374064610117536
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:17:02+00:00",
            "end_time": "2010-12-06T22:32:05+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": "20101202_AO18.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65828437901416,
              30.315421865098056,
              1.083004672811782
            ],
            [
              -91.65809991215411,
              30.328954570973902,
              1.083004672811782
            ],
            [
              -91.6424998687604,
              30.32879356649465,
              211.48300467281177
            ],
            [
              -91.64268647851449,
              30.315260947410863,
              211.48300467281177
            ],
            [
              -91.65828437901416,
              30.315421865098056,
              1.083004672811782
            ]
          ]
        ]
      },
      "bbox": [
        -91.65828438,
        30.31526095,
        1.083004673,
        -91.64249987,
        30.32895457,
        211.4830047
      ],
      "properties": {
        "datetime": "2010-12-07T16:30:11Z",
        "pc:count": 4758358,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629737.9109,
            "count": 4758358,
            "maximum": 630500.0201,
            "minimum": 629000.0001,
            "name": "X",
            "position": 0,
            "stddev": 443.3927337,
            "variance": 196597.1163
          },
          {
            "average": 3355319.838,
            "count": 4758358,
            "maximum": 3355999.997,
            "minimum": 3354499.977,
            "name": "Y",
            "position": 1,
            "stddev": 415.2504719,
            "variance": 172432.9545
          },
          {
            "average": 8.155161711,
            "count": 4758358,
            "maximum": 211.4830047,
            "minimum": 1.083004673,
            "name": "Z",
            "position": 2,
            "stddev": 6.546882448,
            "variance": 42.86166979
          },
          {
            "average": 49.6065109,
            "count": 4758358,
            "maximum": 2753,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.69878662,
            "variance": 1909.583952
          },
          {
            "average": 1.634151949,
            "count": 4758358,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8352749305,
            "variance": 0.6976842096
          },
          {
            "average": 2.268176964,
            "count": 4758358,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.027929127,
            "variance": 1.05663829
          },
          {
            "average": 0.5035938868,
            "count": 4758358,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999871363,
            "variance": 0.2499871365
          },
          {
            "average": 0.00124412665,
            "count": 4758358,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0352502349,
            "variance": 0.00124257906
          },
          {
            "average": 3.641772435,
            "count": 4758358,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.529441084,
            "variance": 2.339190029
          },
          {
            "average": 0.3095806702,
            "count": 4758358,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.946627884,
            "variance": 15.57587166
          },
          {
            "average": 0,
            "count": 4758358,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2601.438667,
            "count": 4758358,
            "maximum": 2802,
            "minimum": 2402,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 67.817204,
            "variance": 4599.173158
          },
          {
            "average": -24241180.31,
            "count": 4758358,
            "maximum": -24225388.06,
            "minimum": -24289650.13,
            "name": "GpsTime",
            "position": 12,
            "stddev": 25658.86803,
            "variance": 658377508.6
          },
          {
            "average": 0,
            "count": 4758358,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4758358,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4758358,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4758358,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4758358,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0001,
          3354499.977,
          1.083004673,
          630500.0201,
          3355999.997,
          211.4830047
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.000100381,
                3354499.9773540143,
                1.083004672811782
              ],
              [
                629000.000100381,
                3355999.997354014,
                1.083004672811782
              ],
              [
                630500.020100381,
                3355999.997354014,
                211.48300467281177
              ],
              [
                630500.020100381,
                3354499.9773540143,
                211.48300467281177
              ],
              [
                629000.000100381,
                3354499.9773540143,
                1.083004672811782
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:30:11+00:00",
        "end_time": "2010-12-06T22:39:09+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO18.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO18.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO18.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO18.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65828438,
            30.31526095,
            1.083004673,
            -91.64249987,
            30.32895457,
            211.4830047
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65828437901416,
                  30.315421865098056,
                  1.083004672811782
                ],
                [
                  -91.65809991215411,
                  30.328954570973902,
                  1.083004672811782
                ],
                [
                  -91.6424998687604,
                  30.32879356649465,
                  211.48300467281177
                ],
                [
                  -91.64268647851449,
                  30.315260947410863,
                  211.48300467281177
                ],
                [
                  -91.65828437901416,
                  30.315421865098056,
                  1.083004672811782
                ]
              ]
            ]
          },
          "id": "20101202_AO18.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO18.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:30:11Z",
            "pc:count": 4758358,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629737.9109,
                "count": 4758358,
                "maximum": 630500.0201,
                "minimum": 629000.0001,
                "name": "X",
                "position": 0,
                "stddev": 443.3927337,
                "variance": 196597.1163
              },
              {
                "average": 3355319.838,
                "count": 4758358,
                "maximum": 3355999.997,
                "minimum": 3354499.977,
                "name": "Y",
                "position": 1,
                "stddev": 415.2504719,
                "variance": 172432.9545
              },
              {
                "average": 8.155161711,
                "count": 4758358,
                "maximum": 211.4830047,
                "minimum": 1.083004673,
                "name": "Z",
                "position": 2,
                "stddev": 6.546882448,
                "variance": 42.86166979
              },
              {
                "average": 49.6065109,
                "count": 4758358,
                "maximum": 2753,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.69878662,
                "variance": 1909.583952
              },
              {
                "average": 1.634151949,
                "count": 4758358,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8352749305,
                "variance": 0.6976842096
              },
              {
                "average": 2.268176964,
                "count": 4758358,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.027929127,
                "variance": 1.05663829
              },
              {
                "average": 0.5035938868,
                "count": 4758358,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999871363,
                "variance": 0.2499871365
              },
              {
                "average": 0.00124412665,
                "count": 4758358,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0352502349,
                "variance": 0.00124257906
              },
              {
                "average": 3.641772435,
                "count": 4758358,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.529441084,
                "variance": 2.339190029
              },
              {
                "average": 0.3095806702,
                "count": 4758358,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.946627884,
                "variance": 15.57587166
              },
              {
                "average": 0,
                "count": 4758358,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2601.438667,
                "count": 4758358,
                "maximum": 2802,
                "minimum": 2402,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 67.817204,
                "variance": 4599.173158
              },
              {
                "average": -24241180.31,
                "count": 4758358,
                "maximum": -24225388.06,
                "minimum": -24289650.13,
                "name": "GpsTime",
                "position": 12,
                "stddev": 25658.86803,
                "variance": 658377508.6
              },
              {
                "average": 0,
                "count": 4758358,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4758358,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4758358,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4758358,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4758358,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0001,
              3354499.977,
              1.083004673,
              630500.0201,
              3355999.997,
              211.4830047
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.000100381,
                    3354499.9773540143,
                    1.083004672811782
                  ],
                  [
                    629000.000100381,
                    3355999.997354014,
                    1.083004672811782
                  ],
                  [
                    630500.020100381,
                    3355999.997354014,
                    211.48300467281177
                  ],
                  [
                    630500.020100381,
                    3354499.9773540143,
                    211.48300467281177
                  ],
                  [
                    629000.000100381,
                    3354499.9773540143,
                    1.083004672811782
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:30:11+00:00",
            "end_time": "2010-12-06T22:39:09+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": "20101202_AM08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68767283814084,
              30.45106378923946,
              3.921414262690803
            ],
            [
              -91.68749143075819,
              30.464596375355548,
              3.921414262690803
            ],
            [
              -91.67186962813012,
              30.46443824142297,
              560.2214142626908
            ],
            [
              -91.6720531931308,
              30.450905740323062,
              560.2214142626908
            ],
            [
              -91.68767283814084,
              30.45106378923946,
              3.921414262690803
            ]
          ]
        ]
      },
      "bbox": [
        -91.68767284,
        30.45090574,
        3.921414263,
        -91.67186963,
        30.46459638,
        560.2214143
      ],
      "properties": {
        "datetime": "2010-12-06T21:23:47Z",
        "pc:count": 6318743,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626752.627,
            "count": 6318743,
            "maximum": 627500.0202,
            "minimum": 626000.0002,
            "name": "X",
            "position": 0,
            "stddev": 432.4231043,
            "variance": 186989.7411
          },
          {
            "average": 3370257.387,
            "count": 6318743,
            "maximum": 3370999.999,
            "minimum": 3369499.979,
            "name": "Y",
            "position": 1,
            "stddev": 440.7956674,
            "variance": 194300.8204
          },
          {
            "average": 11.81062514,
            "count": 6318743,
            "maximum": 560.2214143,
            "minimum": 3.921414263,
            "name": "Z",
            "position": 2,
            "stddev": 7.782537551,
            "variance": 60.56789073
          },
          {
            "average": 35.36738636,
            "count": 6318743,
            "maximum": 213,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 35.08947948,
            "variance": 1231.271571
          },
          {
            "average": 1.763991509,
            "count": 6318743,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8720657558,
            "variance": 0.7604986824
          },
          {
            "average": 2.527985392,
            "count": 6318743,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9663352201,
            "variance": 0.9338037576
          },
          {
            "average": 0.5075126493,
            "count": 6318743,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999435965,
            "variance": 0.2499435997
          },
          {
            "average": 0.001216539429,
            "count": 6318743,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03485770579,
            "variance": 0.001215059653
          },
          {
            "average": 3.76379685,
            "count": 6318743,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.487022015,
            "variance": 2.211234474
          },
          {
            "average": 0.4802084241,
            "count": 6318743,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.909512573,
            "variance": 15.28428856
          },
          {
            "average": 0,
            "count": 6318743,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1861.568753,
            "count": 6318743,
            "maximum": 2001,
            "minimum": 1702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 74.27239335,
            "variance": 5516.388414
          },
          {
            "average": -24295843.92,
            "count": 6318743,
            "maximum": -24294172.47,
            "minimum": -24303779.59,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2129.974808,
            "variance": 4536792.682
          },
          {
            "average": 0,
            "count": 6318743,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6318743,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6318743,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6318743,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6318743,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          626000.0002,
          3369499.979,
          3.921414263,
          627500.0202,
          3370999.999,
          560.2214143
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                626000.000239833,
                3369499.979034137,
                3.921414262690803
              ],
              [
                626000.000239833,
                3370999.9990341365,
                3.921414262690803
              ],
              [
                627500.020239833,
                3370999.9990341365,
                560.2214142626908
              ],
              [
                627500.020239833,
                3369499.979034137,
                560.2214142626908
              ],
              [
                626000.000239833,
                3369499.979034137,
                3.921414262690803
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:23:47+00:00",
        "end_time": "2010-12-06T18:43:40+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68767284,
            30.45090574,
            3.921414263,
            -91.67186963,
            30.46459638,
            560.2214143
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68767283814084,
                  30.45106378923946,
                  3.921414262690803
                ],
                [
                  -91.68749143075819,
                  30.464596375355548,
                  3.921414262690803
                ],
                [
                  -91.67186962813012,
                  30.46443824142297,
                  560.2214142626908
                ],
                [
                  -91.6720531931308,
                  30.450905740323062,
                  560.2214142626908
                ],
                [
                  -91.68767283814084,
                  30.45106378923946,
                  3.921414262690803
                ]
              ]
            ]
          },
          "id": "20101202_AM08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:23:47Z",
            "pc:count": 6318743,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626752.627,
                "count": 6318743,
                "maximum": 627500.0202,
                "minimum": 626000.0002,
                "name": "X",
                "position": 0,
                "stddev": 432.4231043,
                "variance": 186989.7411
              },
              {
                "average": 3370257.387,
                "count": 6318743,
                "maximum": 3370999.999,
                "minimum": 3369499.979,
                "name": "Y",
                "position": 1,
                "stddev": 440.7956674,
                "variance": 194300.8204
              },
              {
                "average": 11.81062514,
                "count": 6318743,
                "maximum": 560.2214143,
                "minimum": 3.921414263,
                "name": "Z",
                "position": 2,
                "stddev": 7.782537551,
                "variance": 60.56789073
              },
              {
                "average": 35.36738636,
                "count": 6318743,
                "maximum": 213,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 35.08947948,
                "variance": 1231.271571
              },
              {
                "average": 1.763991509,
                "count": 6318743,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8720657558,
                "variance": 0.7604986824
              },
              {
                "average": 2.527985392,
                "count": 6318743,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9663352201,
                "variance": 0.9338037576
              },
              {
                "average": 0.5075126493,
                "count": 6318743,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999435965,
                "variance": 0.2499435997
              },
              {
                "average": 0.001216539429,
                "count": 6318743,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03485770579,
                "variance": 0.001215059653
              },
              {
                "average": 3.76379685,
                "count": 6318743,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.487022015,
                "variance": 2.211234474
              },
              {
                "average": 0.4802084241,
                "count": 6318743,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.909512573,
                "variance": 15.28428856
              },
              {
                "average": 0,
                "count": 6318743,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1861.568753,
                "count": 6318743,
                "maximum": 2001,
                "minimum": 1702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 74.27239335,
                "variance": 5516.388414
              },
              {
                "average": -24295843.92,
                "count": 6318743,
                "maximum": -24294172.47,
                "minimum": -24303779.59,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2129.974808,
                "variance": 4536792.682
              },
              {
                "average": 0,
                "count": 6318743,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6318743,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6318743,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6318743,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6318743,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              626000.0002,
              3369499.979,
              3.921414263,
              627500.0202,
              3370999.999,
              560.2214143
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    626000.000239833,
                    3369499.979034137,
                    3.921414262690803
                  ],
                  [
                    626000.000239833,
                    3370999.9990341365,
                    3.921414262690803
                  ],
                  [
                    627500.020239833,
                    3370999.9990341365,
                    560.2214142626908
                  ],
                  [
                    627500.020239833,
                    3369499.979034137,
                    560.2214142626908
                  ],
                  [
                    626000.000239833,
                    3369499.979034137,
                    3.921414262690803
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:23:47+00:00",
            "end_time": "2010-12-06T18:43:40+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": "20101202_AH08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7657718502389,
              30.45182598792439,
              4.579749728779433
            ],
            [
              -91.76560123185133,
              30.46535898403931,
              4.579749728779433
            ],
            [
              -91.74997882867306,
              30.465210200373797,
              288.47974972877944
            ],
            [
              -91.75015160502485,
              30.45167728424938,
              288.47974972877944
            ],
            [
              -91.7657718502389,
              30.45182598792439,
              4.579749728779433
            ]
          ]
        ]
      },
      "bbox": [
        -91.76577185,
        30.45167728,
        4.579749729,
        -91.74997883,
        30.46535898,
        288.4797497
      ],
      "properties": {
        "datetime": "2010-12-07T17:02:50Z",
        "pc:count": 4876924,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619289.1485,
            "count": 4876924,
            "maximum": 620000.019,
            "minimum": 618499.999,
            "name": "X",
            "position": 0,
            "stddev": 440.9973886,
            "variance": 194478.6968
          },
          {
            "average": 3370245.243,
            "count": 4876924,
            "maximum": 3370999.999,
            "minimum": 3369499.979,
            "name": "Y",
            "position": 1,
            "stddev": 431.2626929,
            "variance": 185987.5103
          },
          {
            "average": 13.87636286,
            "count": 4876924,
            "maximum": 288.4797497,
            "minimum": 4.579749729,
            "name": "Z",
            "position": 2,
            "stddev": 7.181694364,
            "variance": 51.57673394
          },
          {
            "average": 61.66819926,
            "count": 4876924,
            "maximum": 12527,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 57.71673867,
            "variance": 3331.221923
          },
          {
            "average": 1.61108785,
            "count": 4876924,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8500700029,
            "variance": 0.7226190098
          },
          {
            "average": 2.222348349,
            "count": 4876924,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.087869807,
            "variance": 1.183460716
          },
          {
            "average": 0.5061676171,
            "count": 4876924,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999620103,
            "variance": 0.2499620118
          },
          {
            "average": 0.001217160653,
            "count": 4876924,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03486659464,
            "variance": 0.001215679422
          },
          {
            "average": 3.627072925,
            "count": 4876924,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.559344165,
            "variance": 2.431554226
          },
          {
            "average": 0.2218904719,
            "count": 4876924,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.944337194,
            "variance": 15.5577959
          },
          {
            "average": 0,
            "count": 4876924,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2791.03509,
            "count": 4876924,
            "maximum": 3001,
            "minimum": 2601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 75.71638636,
            "variance": 5732.971164
          },
          {
            "average": -24225528.33,
            "count": 4876924,
            "maximum": -24223429.29,
            "minimum": -24227894.66,
            "name": "GpsTime",
            "position": 12,
            "stddev": 863.83414,
            "variance": 746209.4214
          },
          {
            "average": 0,
            "count": 4876924,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4876924,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4876924,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4876924,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4876924,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618499.999,
          3369499.979,
          4.579749729,
          620000.019,
          3370999.999,
          288.4797497
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618499.9989795235,
                3369499.9789690482,
                4.579749728779433
              ],
              [
                618499.9989795235,
                3370999.998969048,
                4.579749728779433
              ],
              [
                620000.0189795236,
                3370999.998969048,
                288.47974972877944
              ],
              [
                620000.0189795236,
                3369499.9789690482,
                288.47974972877944
              ],
              [
                618499.9989795235,
                3369499.9789690482,
                4.579749728779433
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:02:50+00:00",
        "end_time": "2010-12-07T15:48:25+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.76577185,
            30.45167728,
            4.579749729,
            -91.74997883,
            30.46535898,
            288.4797497
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7657718502389,
                  30.45182598792439,
                  4.579749728779433
                ],
                [
                  -91.76560123185133,
                  30.46535898403931,
                  4.579749728779433
                ],
                [
                  -91.74997882867306,
                  30.465210200373797,
                  288.47974972877944
                ],
                [
                  -91.75015160502485,
                  30.45167728424938,
                  288.47974972877944
                ],
                [
                  -91.7657718502389,
                  30.45182598792439,
                  4.579749728779433
                ]
              ]
            ]
          },
          "id": "20101202_AH08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:02:50Z",
            "pc:count": 4876924,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619289.1485,
                "count": 4876924,
                "maximum": 620000.019,
                "minimum": 618499.999,
                "name": "X",
                "position": 0,
                "stddev": 440.9973886,
                "variance": 194478.6968
              },
              {
                "average": 3370245.243,
                "count": 4876924,
                "maximum": 3370999.999,
                "minimum": 3369499.979,
                "name": "Y",
                "position": 1,
                "stddev": 431.2626929,
                "variance": 185987.5103
              },
              {
                "average": 13.87636286,
                "count": 4876924,
                "maximum": 288.4797497,
                "minimum": 4.579749729,
                "name": "Z",
                "position": 2,
                "stddev": 7.181694364,
                "variance": 51.57673394
              },
              {
                "average": 61.66819926,
                "count": 4876924,
                "maximum": 12527,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 57.71673867,
                "variance": 3331.221923
              },
              {
                "average": 1.61108785,
                "count": 4876924,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8500700029,
                "variance": 0.7226190098
              },
              {
                "average": 2.222348349,
                "count": 4876924,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.087869807,
                "variance": 1.183460716
              },
              {
                "average": 0.5061676171,
                "count": 4876924,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999620103,
                "variance": 0.2499620118
              },
              {
                "average": 0.001217160653,
                "count": 4876924,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03486659464,
                "variance": 0.001215679422
              },
              {
                "average": 3.627072925,
                "count": 4876924,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.559344165,
                "variance": 2.431554226
              },
              {
                "average": 0.2218904719,
                "count": 4876924,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.944337194,
                "variance": 15.5577959
              },
              {
                "average": 0,
                "count": 4876924,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2791.03509,
                "count": 4876924,
                "maximum": 3001,
                "minimum": 2601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 75.71638636,
                "variance": 5732.971164
              },
              {
                "average": -24225528.33,
                "count": 4876924,
                "maximum": -24223429.29,
                "minimum": -24227894.66,
                "name": "GpsTime",
                "position": 12,
                "stddev": 863.83414,
                "variance": 746209.4214
              },
              {
                "average": 0,
                "count": 4876924,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4876924,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4876924,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4876924,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4876924,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618499.999,
              3369499.979,
              4.579749729,
              620000.019,
              3370999.999,
              288.4797497
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618499.9989795235,
                    3369499.9789690482,
                    4.579749728779433
                  ],
                  [
                    618499.9989795235,
                    3370999.998969048,
                    4.579749728779433
                  ],
                  [
                    620000.0189795236,
                    3370999.998969048,
                    288.47974972877944
                  ],
                  [
                    620000.0189795236,
                    3369499.9789690482,
                    288.47974972877944
                  ],
                  [
                    618499.9989795235,
                    3369499.9789690482,
                    4.579749728779433
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:02:50+00:00",
            "end_time": "2010-12-07T15:48:25+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": "20101202_AN13.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.6729692743258,
              30.383243697319557,
              0.894225016237215
            ],
            [
              -91.6727863307607,
              30.396776343803715,
              0.894225016237215
            ],
            [
              -91.65717563375222,
              30.396616771972823,
              421.9142250162372
            ],
            [
              -91.6573607275343,
              30.38308421139276,
              421.9142250162372
            ],
            [
              -91.6729692743258,
              30.383243697319557,
              0.894225016237215
            ]
          ]
        ]
      },
      "bbox": [
        -91.67296927,
        30.38308421,
        0.8942250162,
        -91.65717563,
        30.39677634,
        421.914225
      ],
      "properties": {
        "datetime": "2010-12-06T22:37:29Z",
        "pc:count": 4937917,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628261.7877,
            "count": 4937917,
            "maximum": 629000.0074,
            "minimum": 627500.0074,
            "name": "X",
            "position": 0,
            "stddev": 419.5771162,
            "variance": 176044.9565
          },
          {
            "average": 3362706.163,
            "count": 4937917,
            "maximum": 3363499.999,
            "minimum": 3361999.979,
            "name": "Y",
            "position": 1,
            "stddev": 448.3477081,
            "variance": 201015.6674
          },
          {
            "average": 13.18671585,
            "count": 4937917,
            "maximum": 421.914225,
            "minimum": 0.8942250162,
            "name": "Z",
            "position": 2,
            "stddev": 8.025290581,
            "variance": 64.40528891
          },
          {
            "average": 45.39157564,
            "count": 4937917,
            "maximum": 4155,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.42002504,
            "variance": 1799.458525
          },
          {
            "average": 1.675132652,
            "count": 4937917,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8375610607,
            "variance": 0.7015085304
          },
          {
            "average": 2.350207993,
            "count": 4937917,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9866648119,
            "variance": 0.9735074511
          },
          {
            "average": 0.5061982613,
            "count": 4937917,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999616307,
            "variance": 0.2499616322
          },
          {
            "average": 0.001290422662,
            "count": 4937917,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03589927203,
            "variance": 0.001288757732
          },
          {
            "average": 4.131164821,
            "count": 4937917,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 2.056887364,
            "variance": 4.230785626
          },
          {
            "average": 0.1676530639,
            "count": 4937917,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.797166016,
            "variance": 14.41846975
          },
          {
            "average": 0,
            "count": 4937917,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2233.960373,
            "count": 4937917,
            "maximum": 2401,
            "minimum": 2102,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 75.2371986,
            "variance": 5660.636053
          },
          {
            "average": -24291468.7,
            "count": 4937917,
            "maximum": -24289750.17,
            "minimum": -24292796.82,
            "name": "GpsTime",
            "position": 12,
            "stddev": 827.2301884,
            "variance": 684309.7846
          },
          {
            "average": 0,
            "count": 4937917,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4937917,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4937917,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4937917,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4937917,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0074,
          3361999.979,
          0.8942250162,
          629000.0074,
          3363499.999,
          421.914225
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0074285313,
                3361999.9785036547,
                0.894225016237215
              ],
              [
                627500.0074285313,
                3363499.9985036543,
                0.894225016237215
              ],
              [
                629000.0074285313,
                3363499.9985036543,
                421.9142250162372
              ],
              [
                629000.0074285313,
                3361999.9785036547,
                421.9142250162372
              ],
              [
                627500.0074285313,
                3361999.9785036547,
                0.894225016237215
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:37:29+00:00",
        "end_time": "2010-12-06T21:46:43+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN13.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN13.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN13.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN13.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67296927,
            30.38308421,
            0.8942250162,
            -91.65717563,
            30.39677634,
            421.914225
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.6729692743258,
                  30.383243697319557,
                  0.894225016237215
                ],
                [
                  -91.6727863307607,
                  30.396776343803715,
                  0.894225016237215
                ],
                [
                  -91.65717563375222,
                  30.396616771972823,
                  421.9142250162372
                ],
                [
                  -91.6573607275343,
                  30.38308421139276,
                  421.9142250162372
                ],
                [
                  -91.6729692743258,
                  30.383243697319557,
                  0.894225016237215
                ]
              ]
            ]
          },
          "id": "20101202_AN13.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN13.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:37:29Z",
            "pc:count": 4937917,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628261.7877,
                "count": 4937917,
                "maximum": 629000.0074,
                "minimum": 627500.0074,
                "name": "X",
                "position": 0,
                "stddev": 419.5771162,
                "variance": 176044.9565
              },
              {
                "average": 3362706.163,
                "count": 4937917,
                "maximum": 3363499.999,
                "minimum": 3361999.979,
                "name": "Y",
                "position": 1,
                "stddev": 448.3477081,
                "variance": 201015.6674
              },
              {
                "average": 13.18671585,
                "count": 4937917,
                "maximum": 421.914225,
                "minimum": 0.8942250162,
                "name": "Z",
                "position": 2,
                "stddev": 8.025290581,
                "variance": 64.40528891
              },
              {
                "average": 45.39157564,
                "count": 4937917,
                "maximum": 4155,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.42002504,
                "variance": 1799.458525
              },
              {
                "average": 1.675132652,
                "count": 4937917,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8375610607,
                "variance": 0.7015085304
              },
              {
                "average": 2.350207993,
                "count": 4937917,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9866648119,
                "variance": 0.9735074511
              },
              {
                "average": 0.5061982613,
                "count": 4937917,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999616307,
                "variance": 0.2499616322
              },
              {
                "average": 0.001290422662,
                "count": 4937917,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03589927203,
                "variance": 0.001288757732
              },
              {
                "average": 4.131164821,
                "count": 4937917,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 2.056887364,
                "variance": 4.230785626
              },
              {
                "average": 0.1676530639,
                "count": 4937917,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.797166016,
                "variance": 14.41846975
              },
              {
                "average": 0,
                "count": 4937917,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2233.960373,
                "count": 4937917,
                "maximum": 2401,
                "minimum": 2102,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 75.2371986,
                "variance": 5660.636053
              },
              {
                "average": -24291468.7,
                "count": 4937917,
                "maximum": -24289750.17,
                "minimum": -24292796.82,
                "name": "GpsTime",
                "position": 12,
                "stddev": 827.2301884,
                "variance": 684309.7846
              },
              {
                "average": 0,
                "count": 4937917,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4937917,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4937917,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4937917,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4937917,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0074,
              3361999.979,
              0.8942250162,
              629000.0074,
              3363499.999,
              421.914225
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0074285313,
                    3361999.9785036547,
                    0.894225016237215
                  ],
                  [
                    627500.0074285313,
                    3363499.9985036543,
                    0.894225016237215
                  ],
                  [
                    629000.0074285313,
                    3363499.9985036543,
                    421.9142250162372
                  ],
                  [
                    629000.0074285313,
                    3361999.9785036547,
                    421.9142250162372
                  ],
                  [
                    627500.0074285313,
                    3361999.9785036547,
                    0.894225016237215
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:37:29+00:00",
            "end_time": "2010-12-06T21:46:43+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": "20101202_AK18.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72067638959163,
              30.316046955382145,
              2.041313857544807
            ],
            [
              -91.7205004949044,
              30.329579998398486,
              2.041313857544807
            ],
            [
              -91.70489995928094,
              30.329426433461848,
              190.16131385754483
            ],
            [
              -91.70507799714477,
              30.315893473228208,
              190.16131385754483
            ],
            [
              -91.72067638959163,
              30.316046955382145,
              2.041313857544807
            ]
          ]
        ]
      },
      "bbox": [
        -91.72067639,
        30.31589347,
        2.041313858,
        -91.70489996,
        30.32958,
        190.1613139
      ],
      "properties": {
        "datetime": "2010-12-07T18:39:14Z",
        "pc:count": 4617740,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623760.4266,
            "count": 4617740,
            "maximum": 624500.0198,
            "minimum": 622999.9998,
            "name": "X",
            "position": 0,
            "stddev": 433.6341201,
            "variance": 188038.5501
          },
          {
            "average": 3355261.138,
            "count": 4617740,
            "maximum": 3355999.999,
            "minimum": 3354499.979,
            "name": "Y",
            "position": 1,
            "stddev": 432.9072736,
            "variance": 187408.7075
          },
          {
            "average": 8.644076802,
            "count": 4617740,
            "maximum": 190.1613139,
            "minimum": 2.041313858,
            "name": "Z",
            "position": 2,
            "stddev": 6.535530591,
            "variance": 42.71316011
          },
          {
            "average": 47.2506841,
            "count": 4617740,
            "maximum": 10738,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.34527205,
            "variance": 1709.431521
          },
          {
            "average": 1.549532888,
            "count": 4617740,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8154900476,
            "variance": 0.6650240177
          },
          {
            "average": 2.099003192,
            "count": 4617740,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.069369598,
            "variance": 1.143551338
          },
          {
            "average": 0.5066710122,
            "count": 4617740,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999555497,
            "variance": 0.2499555517
          },
          {
            "average": 0.001229172712,
            "count": 4617740,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03503800954,
            "variance": 0.001227662112
          },
          {
            "average": 3.725409183,
            "count": 4617740,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.523970947,
            "variance": 2.322487448
          },
          {
            "average": -0.0281234351,
            "count": 4617740,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.120918242,
            "variance": 16.98196716
          },
          {
            "average": 0,
            "count": 4617740,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3348.253499,
            "count": 4617740,
            "maximum": 3502,
            "minimum": 3201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.69288543,
            "variance": 5139.869821
          },
          {
            "average": -24219345.02,
            "count": 4617740,
            "maximum": -24217645.71,
            "minimum": -24220961.01,
            "name": "GpsTime",
            "position": 12,
            "stddev": 802.4604754,
            "variance": 643942.8146
          },
          {
            "average": 0,
            "count": 4617740,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4617740,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4617740,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4617740,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4617740,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9998,
          3354499.979,
          2.041313858,
          624500.0198,
          3355999.999,
          190.1613139
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9997586154,
                3354499.9791779807,
                2.041313857544807
              ],
              [
                622999.9997586154,
                3355999.9991779802,
                2.041313857544807
              ],
              [
                624500.0197586154,
                3355999.9991779802,
                190.16131385754483
              ],
              [
                624500.0197586154,
                3354499.9791779807,
                190.16131385754483
              ],
              [
                622999.9997586154,
                3354499.9791779807,
                2.041313857544807
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:39:14+00:00",
        "end_time": "2010-12-07T17:43:58+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK18.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK18.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK18.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK18.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.72067639,
            30.31589347,
            2.041313858,
            -91.70489996,
            30.32958,
            190.1613139
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72067638959163,
                  30.316046955382145,
                  2.041313857544807
                ],
                [
                  -91.7205004949044,
                  30.329579998398486,
                  2.041313857544807
                ],
                [
                  -91.70489995928094,
                  30.329426433461848,
                  190.16131385754483
                ],
                [
                  -91.70507799714477,
                  30.315893473228208,
                  190.16131385754483
                ],
                [
                  -91.72067638959163,
                  30.316046955382145,
                  2.041313857544807
                ]
              ]
            ]
          },
          "id": "20101202_AK18.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK18.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:39:14Z",
            "pc:count": 4617740,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623760.4266,
                "count": 4617740,
                "maximum": 624500.0198,
                "minimum": 622999.9998,
                "name": "X",
                "position": 0,
                "stddev": 433.6341201,
                "variance": 188038.5501
              },
              {
                "average": 3355261.138,
                "count": 4617740,
                "maximum": 3355999.999,
                "minimum": 3354499.979,
                "name": "Y",
                "position": 1,
                "stddev": 432.9072736,
                "variance": 187408.7075
              },
              {
                "average": 8.644076802,
                "count": 4617740,
                "maximum": 190.1613139,
                "minimum": 2.041313858,
                "name": "Z",
                "position": 2,
                "stddev": 6.535530591,
                "variance": 42.71316011
              },
              {
                "average": 47.2506841,
                "count": 4617740,
                "maximum": 10738,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.34527205,
                "variance": 1709.431521
              },
              {
                "average": 1.549532888,
                "count": 4617740,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8154900476,
                "variance": 0.6650240177
              },
              {
                "average": 2.099003192,
                "count": 4617740,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.069369598,
                "variance": 1.143551338
              },
              {
                "average": 0.5066710122,
                "count": 4617740,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999555497,
                "variance": 0.2499555517
              },
              {
                "average": 0.001229172712,
                "count": 4617740,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03503800954,
                "variance": 0.001227662112
              },
              {
                "average": 3.725409183,
                "count": 4617740,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.523970947,
                "variance": 2.322487448
              },
              {
                "average": -0.0281234351,
                "count": 4617740,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.120918242,
                "variance": 16.98196716
              },
              {
                "average": 0,
                "count": 4617740,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3348.253499,
                "count": 4617740,
                "maximum": 3502,
                "minimum": 3201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.69288543,
                "variance": 5139.869821
              },
              {
                "average": -24219345.02,
                "count": 4617740,
                "maximum": -24217645.71,
                "minimum": -24220961.01,
                "name": "GpsTime",
                "position": 12,
                "stddev": 802.4604754,
                "variance": 643942.8146
              },
              {
                "average": 0,
                "count": 4617740,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4617740,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4617740,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4617740,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4617740,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9998,
              3354499.979,
              2.041313858,
              624500.0198,
              3355999.999,
              190.1613139
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9997586154,
                    3354499.9791779807,
                    2.041313857544807
                  ],
                  [
                    622999.9997586154,
                    3355999.9991779802,
                    2.041313857544807
                  ],
                  [
                    624500.0197586154,
                    3355999.9991779802,
                    190.16131385754483
                  ],
                  [
                    624500.0197586154,
                    3354499.9791779807,
                    190.16131385754483
                  ],
                  [
                    622999.9997586154,
                    3354499.9791779807,
                    2.041313857544807
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:39:14+00:00",
            "end_time": "2010-12-07T17:43:58+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": "20101202_AF03.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.79617963072184,
              30.519782351765556,
              2.250491055864668
            ],
            [
              -91.79601276377713,
              30.533315360139678,
              2.250491055864668
            ],
            [
              -91.78037931831592,
              30.533169926718983,
              64.79049105586466
            ],
            [
              -91.78054835068184,
              30.519636996430417,
              64.79049105586466
            ],
            [
              -91.79617963072184,
              30.519782351765556,
              2.250491055864668
            ]
          ]
        ]
      },
      "bbox": [
        -91.79617963,
        30.519637,
        2.250491056,
        -91.78037932,
        30.53331536,
        64.79049106
      ],
      "properties": {
        "datetime": "2010-12-07T16:23:15Z",
        "pc:count": 5948507,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 616244.1467,
            "count": 5948507,
            "maximum": 617000.0199,
            "minimum": 615499.9999,
            "name": "X",
            "position": 0,
            "stddev": 431.4780053,
            "variance": 186173.269
          },
          {
            "average": 3377745.859,
            "count": 5948507,
            "maximum": 3378499.998,
            "minimum": 3376999.978,
            "name": "Y",
            "position": 1,
            "stddev": 438.9682461,
            "variance": 192693.1211
          },
          {
            "average": 11.78094843,
            "count": 5948507,
            "maximum": 64.79049106,
            "minimum": 2.250491056,
            "name": "Z",
            "position": 2,
            "stddev": 7.187067603,
            "variance": 51.65394073
          },
          {
            "average": 45.79483743,
            "count": 5948507,
            "maximum": 266,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.96325804,
            "variance": 1845.841541
          },
          {
            "average": 1.762370289,
            "count": 5948507,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8832837917,
            "variance": 0.7801902567
          },
          {
            "average": 2.524852539,
            "count": 5948507,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9985185867,
            "variance": 0.997039368
          },
          {
            "average": 0.5051988675,
            "count": 5948507,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999730131,
            "variance": 0.2499730138
          },
          {
            "average": 0.001186684323,
            "count": 5948507,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03442784196,
            "variance": 0.001185276302
          },
          {
            "average": 3.791581316,
            "count": 5948507,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.509853267,
            "variance": 2.279656889
          },
          {
            "average": 0.597877478,
            "count": 5948507,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.972808899,
            "variance": 15.78321055
          },
          {
            "average": 0,
            "count": 5948507,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2614.465507,
            "count": 5948507,
            "maximum": 2801,
            "minimum": 2502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.9124109,
            "variance": 4887.745198
          },
          {
            "average": -24238406.33,
            "count": 5948507,
            "maximum": -24225804.44,
            "minimum": -24288250.63,
            "name": "GpsTime",
            "position": 12,
            "stddev": 23505.43837,
            "variance": 552505633.2
          },
          {
            "average": 0,
            "count": 5948507,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5948507,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5948507,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5948507,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5948507,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          615499.9999,
          3376999.978,
          2.250491056,
          617000.0199,
          3378499.998,
          64.79049106
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                615499.9999293458,
                3376999.97833448,
                2.250491055864668
              ],
              [
                615499.9999293458,
                3378499.9983344795,
                2.250491055864668
              ],
              [
                617000.0199293458,
                3378499.9983344795,
                64.79049105586466
              ],
              [
                617000.0199293458,
                3376999.97833448,
                64.79049105586466
              ],
              [
                615499.9999293458,
                3376999.97833448,
                2.250491055864668
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:23:15+00:00",
        "end_time": "2010-12-06T23:02:29+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AF03.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AF03.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AF03.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF03.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.79617963,
            30.519637,
            2.250491056,
            -91.78037932,
            30.53331536,
            64.79049106
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.79617963072184,
                  30.519782351765556,
                  2.250491055864668
                ],
                [
                  -91.79601276377713,
                  30.533315360139678,
                  2.250491055864668
                ],
                [
                  -91.78037931831592,
                  30.533169926718983,
                  64.79049105586466
                ],
                [
                  -91.78054835068184,
                  30.519636996430417,
                  64.79049105586466
                ],
                [
                  -91.79617963072184,
                  30.519782351765556,
                  2.250491055864668
                ]
              ]
            ]
          },
          "id": "20101202_AF03.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF03.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:23:15Z",
            "pc:count": 5948507,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 616244.1467,
                "count": 5948507,
                "maximum": 617000.0199,
                "minimum": 615499.9999,
                "name": "X",
                "position": 0,
                "stddev": 431.4780053,
                "variance": 186173.269
              },
              {
                "average": 3377745.859,
                "count": 5948507,
                "maximum": 3378499.998,
                "minimum": 3376999.978,
                "name": "Y",
                "position": 1,
                "stddev": 438.9682461,
                "variance": 192693.1211
              },
              {
                "average": 11.78094843,
                "count": 5948507,
                "maximum": 64.79049106,
                "minimum": 2.250491056,
                "name": "Z",
                "position": 2,
                "stddev": 7.187067603,
                "variance": 51.65394073
              },
              {
                "average": 45.79483743,
                "count": 5948507,
                "maximum": 266,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.96325804,
                "variance": 1845.841541
              },
              {
                "average": 1.762370289,
                "count": 5948507,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8832837917,
                "variance": 0.7801902567
              },
              {
                "average": 2.524852539,
                "count": 5948507,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9985185867,
                "variance": 0.997039368
              },
              {
                "average": 0.5051988675,
                "count": 5948507,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999730131,
                "variance": 0.2499730138
              },
              {
                "average": 0.001186684323,
                "count": 5948507,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03442784196,
                "variance": 0.001185276302
              },
              {
                "average": 3.791581316,
                "count": 5948507,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.509853267,
                "variance": 2.279656889
              },
              {
                "average": 0.597877478,
                "count": 5948507,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.972808899,
                "variance": 15.78321055
              },
              {
                "average": 0,
                "count": 5948507,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2614.465507,
                "count": 5948507,
                "maximum": 2801,
                "minimum": 2502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.9124109,
                "variance": 4887.745198
              },
              {
                "average": -24238406.33,
                "count": 5948507,
                "maximum": -24225804.44,
                "minimum": -24288250.63,
                "name": "GpsTime",
                "position": 12,
                "stddev": 23505.43837,
                "variance": 552505633.2
              },
              {
                "average": 0,
                "count": 5948507,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5948507,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5948507,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5948507,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5948507,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              615499.9999,
              3376999.978,
              2.250491056,
              617000.0199,
              3378499.998,
              64.79049106
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    615499.9999293458,
                    3376999.97833448,
                    2.250491055864668
                  ],
                  [
                    615499.9999293458,
                    3378499.9983344795,
                    2.250491055864668
                  ],
                  [
                    617000.0199293458,
                    3378499.9983344795,
                    64.79049105586466
                  ],
                  [
                    617000.0199293458,
                    3376999.97833448,
                    64.79049105586466
                  ],
                  [
                    615499.9999293458,
                    3376999.97833448,
                    2.250491055864668
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:23:15+00:00",
            "end_time": "2010-12-06T23:02:29+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": "20101202_AJ07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73435693691914,
              30.465059369627365,
              3.966834366270092
            ],
            [
              -91.73418188407761,
              30.478592175747284,
              3.966834366270092
            ],
            [
              -91.71855755746859,
              30.478439569797725,
              337.4268343662701
            ],
            [
              -91.7187347696013,
              30.464906845700856,
              337.4268343662701
            ],
            [
              -91.73435693691914,
              30.465059369627365,
              3.966834366270092
            ]
          ]
        ]
      },
      "bbox": [
        -91.73435694,
        30.46490685,
        3.966834366,
        -91.71855756,
        30.47859218,
        337.4268344
      ],
      "properties": {
        "datetime": "2010-12-06T23:00:33Z",
        "pc:count": 7517250,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622255.4913,
            "count": 7517250,
            "maximum": 623000.0213,
            "minimum": 621500.0013,
            "name": "X",
            "position": 0,
            "stddev": 430.3898844,
            "variance": 185235.4526
          },
          {
            "average": 3371767.424,
            "count": 7517250,
            "maximum": 3372499.999,
            "minimum": 3370999.979,
            "name": "Y",
            "position": 1,
            "stddev": 429.6457094,
            "variance": 184595.4356
          },
          {
            "average": 16.31369275,
            "count": 7517250,
            "maximum": 337.4268344,
            "minimum": 3.966834366,
            "name": "Z",
            "position": 2,
            "stddev": 10.5637532,
            "variance": 111.5928817
          },
          {
            "average": 37.79461213,
            "count": 7517250,
            "maximum": 210,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 36.36937991,
            "variance": 1322.731795
          },
          {
            "average": 1.918022149,
            "count": 7517250,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9412046895,
            "variance": 0.8858662675
          },
          {
            "average": 2.836032326,
            "count": 7517250,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9469527426,
            "variance": 0.8967194967
          },
          {
            "average": 0.506391034,
            "count": 7517250,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999591863,
            "variance": 0.2499591879
          },
          {
            "average": 0.00116758123,
            "count": 7517250,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03414993615,
            "variance": 0.001166218139
          },
          {
            "average": 3.847259703,
            "count": 7517250,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.491211934,
            "variance": 2.223713033
          },
          {
            "average": 0.4591127084,
            "count": 7517250,
            "maximum": 10.00199986,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.125011682,
            "variance": 17.01572137
          },
          {
            "average": 0,
            "count": 7517250,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2309.657412,
            "count": 7517250,
            "maximum": 2502,
            "minimum": 2201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.70467501,
            "variance": 4999.151068
          },
          {
            "average": -24290653.02,
            "count": 7517250,
            "maximum": -24288366.56,
            "minimum": -24292103.32,
            "name": "GpsTime",
            "position": 12,
            "stddev": 787.1967288,
            "variance": 619678.6899
          },
          {
            "average": 0,
            "count": 7517250,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7517250,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7517250,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7517250,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 7517250,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621500.0013,
          3370999.979,
          3.966834366,
          623000.0213,
          3372499.999,
          337.4268344
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621500.0013497651,
                3370999.978939238,
                3.966834366270092
              ],
              [
                621500.0013497651,
                3372499.9989392376,
                3.966834366270092
              ],
              [
                623000.0213497651,
                3372499.9989392376,
                337.4268343662701
              ],
              [
                623000.0213497651,
                3370999.978939238,
                337.4268343662701
              ],
              [
                621500.0013497651,
                3370999.978939238,
                3.966834366270092
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T23:00:33+00:00",
        "end_time": "2010-12-06T21:58:16+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73435694,
            30.46490685,
            3.966834366,
            -91.71855756,
            30.47859218,
            337.4268344
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73435693691914,
                  30.465059369627365,
                  3.966834366270092
                ],
                [
                  -91.73418188407761,
                  30.478592175747284,
                  3.966834366270092
                ],
                [
                  -91.71855755746859,
                  30.478439569797725,
                  337.4268343662701
                ],
                [
                  -91.7187347696013,
                  30.464906845700856,
                  337.4268343662701
                ],
                [
                  -91.73435693691914,
                  30.465059369627365,
                  3.966834366270092
                ]
              ]
            ]
          },
          "id": "20101202_AJ07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T23:00:33Z",
            "pc:count": 7517250,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622255.4913,
                "count": 7517250,
                "maximum": 623000.0213,
                "minimum": 621500.0013,
                "name": "X",
                "position": 0,
                "stddev": 430.3898844,
                "variance": 185235.4526
              },
              {
                "average": 3371767.424,
                "count": 7517250,
                "maximum": 3372499.999,
                "minimum": 3370999.979,
                "name": "Y",
                "position": 1,
                "stddev": 429.6457094,
                "variance": 184595.4356
              },
              {
                "average": 16.31369275,
                "count": 7517250,
                "maximum": 337.4268344,
                "minimum": 3.966834366,
                "name": "Z",
                "position": 2,
                "stddev": 10.5637532,
                "variance": 111.5928817
              },
              {
                "average": 37.79461213,
                "count": 7517250,
                "maximum": 210,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 36.36937991,
                "variance": 1322.731795
              },
              {
                "average": 1.918022149,
                "count": 7517250,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9412046895,
                "variance": 0.8858662675
              },
              {
                "average": 2.836032326,
                "count": 7517250,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9469527426,
                "variance": 0.8967194967
              },
              {
                "average": 0.506391034,
                "count": 7517250,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999591863,
                "variance": 0.2499591879
              },
              {
                "average": 0.00116758123,
                "count": 7517250,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03414993615,
                "variance": 0.001166218139
              },
              {
                "average": 3.847259703,
                "count": 7517250,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.491211934,
                "variance": 2.223713033
              },
              {
                "average": 0.4591127084,
                "count": 7517250,
                "maximum": 10.00199986,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.125011682,
                "variance": 17.01572137
              },
              {
                "average": 0,
                "count": 7517250,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2309.657412,
                "count": 7517250,
                "maximum": 2502,
                "minimum": 2201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.70467501,
                "variance": 4999.151068
              },
              {
                "average": -24290653.02,
                "count": 7517250,
                "maximum": -24288366.56,
                "minimum": -24292103.32,
                "name": "GpsTime",
                "position": 12,
                "stddev": 787.1967288,
                "variance": 619678.6899
              },
              {
                "average": 0,
                "count": 7517250,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7517250,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7517250,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7517250,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 7517250,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621500.0013,
              3370999.979,
              3.966834366,
              623000.0213,
              3372499.999,
              337.4268344
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621500.0013497651,
                    3370999.978939238,
                    3.966834366270092
                  ],
                  [
                    621500.0013497651,
                    3372499.9989392376,
                    3.966834366270092
                  ],
                  [
                    623000.0213497651,
                    3372499.9989392376,
                    337.4268343662701
                  ],
                  [
                    623000.0213497651,
                    3370999.978939238,
                    337.4268343662701
                  ],
                  [
                    621500.0013497651,
                    3370999.978939238,
                    3.966834366270092
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T23:00:33+00:00",
            "end_time": "2010-12-06T21:58:16+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": "20101202_AC06.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.84355397348114,
              30.479607830964525,
              2.854076686717079
            ],
            [
              -91.84339392888106,
              30.49314115421305,
              2.854076686717079
            ],
            [
              -91.82776664081645,
              30.493001572063612,
              155.8140766867171
            ],
            [
              -91.8279288466335,
              30.479468323819596,
              155.8140766867171
            ],
            [
              -91.84355397348114,
              30.479607830964525,
              2.854076686717079
            ]
          ]
        ]
      },
      "bbox": [
        -91.84355397,
        30.47946832,
        2.854076687,
        -91.82776664,
        30.49314115,
        155.8140767
      ],
      "properties": {
        "datetime": "2010-12-07T19:21:33Z",
        "pc:count": 5534211,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611773.4772,
            "count": 5534211,
            "maximum": 612500.0197,
            "minimum": 610999.9997,
            "name": "X",
            "position": 0,
            "stddev": 432.6203093,
            "variance": 187160.332
          },
          {
            "average": 3373278.155,
            "count": 5534211,
            "maximum": 3373999.999,
            "minimum": 3372499.979,
            "name": "Y",
            "position": 1,
            "stddev": 428.4975501,
            "variance": 183610.1504
          },
          {
            "average": 11.3759615,
            "count": 5534211,
            "maximum": 155.8140767,
            "minimum": 2.854076687,
            "name": "Z",
            "position": 2,
            "stddev": 7.534898277,
            "variance": 56.77469205
          },
          {
            "average": 38.58954583,
            "count": 5534211,
            "maximum": 3256,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 35.62871104,
            "variance": 1269.405051
          },
          {
            "average": 1.711596287,
            "count": 5534211,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8922005155,
            "variance": 0.7960217598
          },
          {
            "average": 2.423391338,
            "count": 5534211,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.081771572,
            "variance": 1.170229733
          },
          {
            "average": 0.5086417919,
            "count": 5534211,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499925359,
            "variance": 0.2499253646
          },
          {
            "average": 0.001198906222,
            "count": 5534211,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03460446592,
            "variance": 0.001197469062
          },
          {
            "average": 3.888254893,
            "count": 5534211,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.474696271,
            "variance": 2.17472909
          },
          {
            "average": 0.3470116311,
            "count": 5534211,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.956555354,
            "variance": 15.65433027
          },
          {
            "average": 0,
            "count": 5534211,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3502.707806,
            "count": 5534211,
            "maximum": 3702,
            "minimum": 3302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.20028657,
            "variance": 5069.480807
          },
          {
            "average": -24217628.49,
            "count": 5534211,
            "maximum": -24215106.81,
            "minimum": -24219538.73,
            "name": "GpsTime",
            "position": 12,
            "stddev": 855.738167,
            "variance": 732287.8105
          },
          {
            "average": 0,
            "count": 5534211,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5534211,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5534211,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5534211,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5534211,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          610999.9997,
          3372499.979,
          2.854076687,
          612500.0197,
          3373999.999,
          155.8140767
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                610999.9996935786,
                3372499.979087296,
                2.854076686717079
              ],
              [
                610999.9996935786,
                3373999.9990872955,
                2.854076686717079
              ],
              [
                612500.0196935786,
                3373999.9990872955,
                155.8140766867171
              ],
              [
                612500.0196935786,
                3372499.979087296,
                155.8140766867171
              ],
              [
                610999.9996935786,
                3372499.979087296,
                2.854076686717079
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:21:33+00:00",
        "end_time": "2010-12-07T18:07:41+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC06.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC06.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC06.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC06.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84355397,
            30.47946832,
            2.854076687,
            -91.82776664,
            30.49314115,
            155.8140767
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.84355397348114,
                  30.479607830964525,
                  2.854076686717079
                ],
                [
                  -91.84339392888106,
                  30.49314115421305,
                  2.854076686717079
                ],
                [
                  -91.82776664081645,
                  30.493001572063612,
                  155.8140766867171
                ],
                [
                  -91.8279288466335,
                  30.479468323819596,
                  155.8140766867171
                ],
                [
                  -91.84355397348114,
                  30.479607830964525,
                  2.854076686717079
                ]
              ]
            ]
          },
          "id": "20101202_AC06.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC06.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:21:33Z",
            "pc:count": 5534211,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611773.4772,
                "count": 5534211,
                "maximum": 612500.0197,
                "minimum": 610999.9997,
                "name": "X",
                "position": 0,
                "stddev": 432.6203093,
                "variance": 187160.332
              },
              {
                "average": 3373278.155,
                "count": 5534211,
                "maximum": 3373999.999,
                "minimum": 3372499.979,
                "name": "Y",
                "position": 1,
                "stddev": 428.4975501,
                "variance": 183610.1504
              },
              {
                "average": 11.3759615,
                "count": 5534211,
                "maximum": 155.8140767,
                "minimum": 2.854076687,
                "name": "Z",
                "position": 2,
                "stddev": 7.534898277,
                "variance": 56.77469205
              },
              {
                "average": 38.58954583,
                "count": 5534211,
                "maximum": 3256,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 35.62871104,
                "variance": 1269.405051
              },
              {
                "average": 1.711596287,
                "count": 5534211,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8922005155,
                "variance": 0.7960217598
              },
              {
                "average": 2.423391338,
                "count": 5534211,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.081771572,
                "variance": 1.170229733
              },
              {
                "average": 0.5086417919,
                "count": 5534211,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499925359,
                "variance": 0.2499253646
              },
              {
                "average": 0.001198906222,
                "count": 5534211,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03460446592,
                "variance": 0.001197469062
              },
              {
                "average": 3.888254893,
                "count": 5534211,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.474696271,
                "variance": 2.17472909
              },
              {
                "average": 0.3470116311,
                "count": 5534211,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.956555354,
                "variance": 15.65433027
              },
              {
                "average": 0,
                "count": 5534211,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3502.707806,
                "count": 5534211,
                "maximum": 3702,
                "minimum": 3302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.20028657,
                "variance": 5069.480807
              },
              {
                "average": -24217628.49,
                "count": 5534211,
                "maximum": -24215106.81,
                "minimum": -24219538.73,
                "name": "GpsTime",
                "position": 12,
                "stddev": 855.738167,
                "variance": 732287.8105
              },
              {
                "average": 0,
                "count": 5534211,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5534211,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5534211,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5534211,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5534211,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              610999.9997,
              3372499.979,
              2.854076687,
              612500.0197,
              3373999.999,
              155.8140767
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    610999.9996935786,
                    3372499.979087296,
                    2.854076686717079
                  ],
                  [
                    610999.9996935786,
                    3373999.9990872955,
                    2.854076686717079
                  ],
                  [
                    612500.0196935786,
                    3373999.9990872955,
                    155.8140766867171
                  ],
                  [
                    612500.0196935786,
                    3372499.979087296,
                    155.8140766867171
                  ],
                  [
                    610999.9996935786,
                    3372499.979087296,
                    2.854076686717079
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:21:33+00:00",
            "end_time": "2010-12-07T18:07:41+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": "20101202_AO19.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65846871582627,
              30.301889323052738,
              0.98852265728982
            ],
            [
              -91.65828437413212,
              30.315422057963044,
              0.98852265728982
            ],
            [
              -91.64268647360193,
              30.315261140274355,
              157.68852265728984
            ],
            [
              -91.64287295673675,
              30.301728492132803,
              157.68852265728984
            ],
            [
              -91.65846871582627,
              30.301889323052738,
              0.98852265728982
            ]
          ]
        ]
      },
      "bbox": [
        -91.65846872,
        30.30172849,
        0.9885226573,
        -91.64268647,
        30.31542206,
        157.6885227
      ],
      "properties": {
        "datetime": "2010-12-07T16:46:41Z",
        "pc:count": 5244752,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629709.8446,
            "count": 5244752,
            "maximum": 630500.0203,
            "minimum": 629000.0003,
            "name": "X",
            "position": 0,
            "stddev": 426.9167195,
            "variance": 182257.8854
          },
          {
            "average": 3353723.318,
            "count": 5244752,
            "maximum": 3354499.999,
            "minimum": 3352999.979,
            "name": "Y",
            "position": 1,
            "stddev": 419.0863954,
            "variance": 175633.4068
          },
          {
            "average": 11.38839976,
            "count": 5244752,
            "maximum": 157.6885227,
            "minimum": 0.9885226573,
            "name": "Z",
            "position": 2,
            "stddev": 7.783103155,
            "variance": 60.57669472
          },
          {
            "average": 46.69615684,
            "count": 5244752,
            "maximum": 3963,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.95099267,
            "variance": 2204.395712
          },
          {
            "average": 1.693839099,
            "count": 5244752,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8736358674,
            "variance": 0.7632396288
          },
          {
            "average": 2.387713089,
            "count": 5244752,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.055686299,
            "variance": 1.114473562
          },
          {
            "average": 0.506510508,
            "count": 5244752,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999576592,
            "variance": 0.2499576609
          },
          {
            "average": 0.001203488745,
            "count": 5244752,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.034670457,
            "variance": 0.001202040589
          },
          {
            "average": 3.830860449,
            "count": 5244752,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.56872149,
            "variance": 2.460887114
          },
          {
            "average": -0.02945224355,
            "count": 5244752,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.031187016,
            "variance": 16.25046876
          },
          {
            "average": 0,
            "count": 5244752,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2721.400509,
            "count": 5244752,
            "maximum": 2901,
            "minimum": 2602,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 68.39812482,
            "variance": 4678.30348
          },
          {
            "average": -24226342.89,
            "count": 5244752,
            "maximum": -24224398.47,
            "minimum": -24227593.55,
            "name": "GpsTime",
            "position": 12,
            "stddev": 779.9665026,
            "variance": 608347.7451
          },
          {
            "average": 0,
            "count": 5244752,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5244752,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5244752,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5244752,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5244752,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0003,
          3352999.979,
          0.9885226573,
          630500.0203,
          3354499.999,
          157.6885227
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0003171084,
                3352999.9787344914,
                0.98852265728982
              ],
              [
                629000.0003171084,
                3354499.998734491,
                0.98852265728982
              ],
              [
                630500.0203171084,
                3354499.998734491,
                157.68852265728984
              ],
              [
                630500.0203171084,
                3352999.9787344914,
                157.68852265728984
              ],
              [
                629000.0003171084,
                3352999.9787344914,
                0.98852265728982
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:46:41+00:00",
        "end_time": "2010-12-07T15:53:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO19.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO19.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO19.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO19.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65846872,
            30.30172849,
            0.9885226573,
            -91.64268647,
            30.31542206,
            157.6885227
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65846871582627,
                  30.301889323052738,
                  0.98852265728982
                ],
                [
                  -91.65828437413212,
                  30.315422057963044,
                  0.98852265728982
                ],
                [
                  -91.64268647360193,
                  30.315261140274355,
                  157.68852265728984
                ],
                [
                  -91.64287295673675,
                  30.301728492132803,
                  157.68852265728984
                ],
                [
                  -91.65846871582627,
                  30.301889323052738,
                  0.98852265728982
                ]
              ]
            ]
          },
          "id": "20101202_AO19.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO19.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:46:41Z",
            "pc:count": 5244752,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629709.8446,
                "count": 5244752,
                "maximum": 630500.0203,
                "minimum": 629000.0003,
                "name": "X",
                "position": 0,
                "stddev": 426.9167195,
                "variance": 182257.8854
              },
              {
                "average": 3353723.318,
                "count": 5244752,
                "maximum": 3354499.999,
                "minimum": 3352999.979,
                "name": "Y",
                "position": 1,
                "stddev": 419.0863954,
                "variance": 175633.4068
              },
              {
                "average": 11.38839976,
                "count": 5244752,
                "maximum": 157.6885227,
                "minimum": 0.9885226573,
                "name": "Z",
                "position": 2,
                "stddev": 7.783103155,
                "variance": 60.57669472
              },
              {
                "average": 46.69615684,
                "count": 5244752,
                "maximum": 3963,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.95099267,
                "variance": 2204.395712
              },
              {
                "average": 1.693839099,
                "count": 5244752,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8736358674,
                "variance": 0.7632396288
              },
              {
                "average": 2.387713089,
                "count": 5244752,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.055686299,
                "variance": 1.114473562
              },
              {
                "average": 0.506510508,
                "count": 5244752,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999576592,
                "variance": 0.2499576609
              },
              {
                "average": 0.001203488745,
                "count": 5244752,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.034670457,
                "variance": 0.001202040589
              },
              {
                "average": 3.830860449,
                "count": 5244752,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.56872149,
                "variance": 2.460887114
              },
              {
                "average": -0.02945224355,
                "count": 5244752,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.031187016,
                "variance": 16.25046876
              },
              {
                "average": 0,
                "count": 5244752,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2721.400509,
                "count": 5244752,
                "maximum": 2901,
                "minimum": 2602,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 68.39812482,
                "variance": 4678.30348
              },
              {
                "average": -24226342.89,
                "count": 5244752,
                "maximum": -24224398.47,
                "minimum": -24227593.55,
                "name": "GpsTime",
                "position": 12,
                "stddev": 779.9665026,
                "variance": 608347.7451
              },
              {
                "average": 0,
                "count": 5244752,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5244752,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5244752,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5244752,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5244752,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0003,
              3352999.979,
              0.9885226573,
              630500.0203,
              3354499.999,
              157.6885227
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0003171084,
                    3352999.9787344914,
                    0.98852265728982
                  ],
                  [
                    629000.0003171084,
                    3354499.998734491,
                    0.98852265728982
                  ],
                  [
                    630500.0203171084,
                    3354499.998734491,
                    157.68852265728984
                  ],
                  [
                    630500.0203171084,
                    3352999.9787344914,
                    157.68852265728984
                  ],
                  [
                    629000.0003171084,
                    3352999.9787344914,
                    0.98852265728982
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:46:41+00:00",
            "end_time": "2010-12-07T15:53:26+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": "20101202_AN14.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.6731521635774,
              30.369711203466963,
              2.886892376279054
            ],
            [
              -91.67296934409113,
              30.383243879003807,
              2.886892376279054
            ],
            [
              -91.65736058915718,
              30.383084390945587,
              58.98689237627906
            ],
            [
              -91.65754555743145,
              30.369551801290854,
              58.98689237627906
            ],
            [
              -91.6731521635774,
              30.369711203466963,
              2.886892376279054
            ]
          ]
        ]
      },
      "bbox": [
        -91.67315216,
        30.3695518,
        2.886892376,
        -91.65736059,
        30.38324388,
        58.98689238
      ],
      "properties": {
        "datetime": "2010-12-06T22:57:27Z",
        "pc:count": 5643915,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628252.4811,
            "count": 5643915,
            "maximum": 629000.0205,
            "minimum": 627500.0005,
            "name": "X",
            "position": 0,
            "stddev": 427.4388791,
            "variance": 182703.9953
          },
          {
            "average": 3361298.346,
            "count": 5643915,
            "maximum": 3361999.999,
            "minimum": 3360499.979,
            "name": "Y",
            "position": 1,
            "stddev": 429.5893005,
            "variance": 184546.9671
          },
          {
            "average": 12.57419061,
            "count": 5643915,
            "maximum": 58.98689238,
            "minimum": 2.886892376,
            "name": "Z",
            "position": 2,
            "stddev": 7.256730127,
            "variance": 52.66013214
          },
          {
            "average": 54.09877647,
            "count": 5643915,
            "maximum": 247,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.88449355,
            "variance": 2198.155735
          },
          {
            "average": 1.657768765,
            "count": 5643915,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8114376369,
            "variance": 0.6584310385
          },
          {
            "average": 2.315535404,
            "count": 5643915,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9407108896,
            "variance": 0.8849369778
          },
          {
            "average": 0.5056032913,
            "count": 5643915,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999686464,
            "variance": 0.2499686474
          },
          {
            "average": 0.001217948888,
            "count": 5643915,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.0348778684,
            "variance": 0.001216465704
          },
          {
            "average": 3.545714987,
            "count": 5643915,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.528023171,
            "variance": 2.334854811
          },
          {
            "average": 0.1016702388,
            "count": 5643915,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.144215841,
            "variance": 17.17452494
          },
          {
            "average": 0,
            "count": 5643915,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2340.391053,
            "count": 5643915,
            "maximum": 2502,
            "minimum": 2201,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.11686912,
            "variance": 5057.609073
          },
          {
            "average": -24290328.75,
            "count": 5643915,
            "maximum": -24288552.15,
            "minimum": -24291907.8,
            "name": "GpsTime",
            "position": 12,
            "stddev": 746.9203016,
            "variance": 557889.937
          },
          {
            "average": 0,
            "count": 5643915,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5643915,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5643915,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5643915,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5643915,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0005,
          3360499.979,
          2.886892376,
          629000.0205,
          3361999.999,
          58.98689238
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0004890233,
                3360499.9785610335,
                2.886892376279054
              ],
              [
                627500.0004890233,
                3361999.998561033,
                2.886892376279054
              ],
              [
                629000.0204890233,
                3361999.998561033,
                58.98689237627906
              ],
              [
                629000.0204890233,
                3360499.9785610335,
                58.98689237627906
              ],
              [
                627500.0004890233,
                3360499.9785610335,
                2.886892376279054
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:57:27+00:00",
        "end_time": "2010-12-06T22:01:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN14.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN14.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN14.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN14.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67315216,
            30.3695518,
            2.886892376,
            -91.65736059,
            30.38324388,
            58.98689238
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.6731521635774,
                  30.369711203466963,
                  2.886892376279054
                ],
                [
                  -91.67296934409113,
                  30.383243879003807,
                  2.886892376279054
                ],
                [
                  -91.65736058915718,
                  30.383084390945587,
                  58.98689237627906
                ],
                [
                  -91.65754555743145,
                  30.369551801290854,
                  58.98689237627906
                ],
                [
                  -91.6731521635774,
                  30.369711203466963,
                  2.886892376279054
                ]
              ]
            ]
          },
          "id": "20101202_AN14.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN14.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:57:27Z",
            "pc:count": 5643915,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628252.4811,
                "count": 5643915,
                "maximum": 629000.0205,
                "minimum": 627500.0005,
                "name": "X",
                "position": 0,
                "stddev": 427.4388791,
                "variance": 182703.9953
              },
              {
                "average": 3361298.346,
                "count": 5643915,
                "maximum": 3361999.999,
                "minimum": 3360499.979,
                "name": "Y",
                "position": 1,
                "stddev": 429.5893005,
                "variance": 184546.9671
              },
              {
                "average": 12.57419061,
                "count": 5643915,
                "maximum": 58.98689238,
                "minimum": 2.886892376,
                "name": "Z",
                "position": 2,
                "stddev": 7.256730127,
                "variance": 52.66013214
              },
              {
                "average": 54.09877647,
                "count": 5643915,
                "maximum": 247,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.88449355,
                "variance": 2198.155735
              },
              {
                "average": 1.657768765,
                "count": 5643915,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8114376369,
                "variance": 0.6584310385
              },
              {
                "average": 2.315535404,
                "count": 5643915,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9407108896,
                "variance": 0.8849369778
              },
              {
                "average": 0.5056032913,
                "count": 5643915,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999686464,
                "variance": 0.2499686474
              },
              {
                "average": 0.001217948888,
                "count": 5643915,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.0348778684,
                "variance": 0.001216465704
              },
              {
                "average": 3.545714987,
                "count": 5643915,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.528023171,
                "variance": 2.334854811
              },
              {
                "average": 0.1016702388,
                "count": 5643915,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.144215841,
                "variance": 17.17452494
              },
              {
                "average": 0,
                "count": 5643915,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2340.391053,
                "count": 5643915,
                "maximum": 2502,
                "minimum": 2201,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.11686912,
                "variance": 5057.609073
              },
              {
                "average": -24290328.75,
                "count": 5643915,
                "maximum": -24288552.15,
                "minimum": -24291907.8,
                "name": "GpsTime",
                "position": 12,
                "stddev": 746.9203016,
                "variance": 557889.937
              },
              {
                "average": 0,
                "count": 5643915,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5643915,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5643915,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5643915,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5643915,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0005,
              3360499.979,
              2.886892376,
              629000.0205,
              3361999.999,
              58.98689238
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0004890233,
                    3360499.9785610335,
                    2.886892376279054
                  ],
                  [
                    627500.0004890233,
                    3361999.998561033,
                    2.886892376279054
                  ],
                  [
                    629000.0204890233,
                    3361999.998561033,
                    58.98689237627906
                  ],
                  [
                    629000.0204890233,
                    3360499.9785610335,
                    58.98689237627906
                  ],
                  [
                    627500.0004890233,
                    3360499.9785610335,
                    2.886892376279054
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:57:27+00:00",
            "end_time": "2010-12-06T22:01:32+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": "20101202_AH09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.76594233535252,
              30.438293117797716,
              3.400968048614686
            ],
            [
              -91.76577183261746,
              30.45182614287189,
              3.400968048614686
            ],
            [
              -91.7501515873788,
              30.45167743919411,
              291.1009680486147
            ],
            [
              -91.75032424661585,
              30.438144494088824,
              291.1009680486147
            ],
            [
              -91.76594233535252,
              30.438293117797716,
              3.400968048614686
            ]
          ]
        ]
      },
      "bbox": [
        -91.76594234,
        30.43814449,
        3.400968049,
        -91.75015159,
        30.45182614,
        291.100968
      ],
      "properties": {
        "datetime": "2010-12-07T17:28:57Z",
        "pc:count": 5144147,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619230.8818,
            "count": 5144147,
            "maximum": 620000.0205,
            "minimum": 618500.0005,
            "name": "X",
            "position": 0,
            "stddev": 435.3541066,
            "variance": 189533.1982
          },
          {
            "average": 3368775.156,
            "count": 5144147,
            "maximum": 3369499.996,
            "minimum": 3367999.976,
            "name": "Y",
            "position": 1,
            "stddev": 415.1673196,
            "variance": 172363.9033
          },
          {
            "average": 13.88542417,
            "count": 5144147,
            "maximum": 291.100968,
            "minimum": 3.400968049,
            "name": "Z",
            "position": 2,
            "stddev": 8.035487939,
            "variance": 64.56906642
          },
          {
            "average": 62.0196849,
            "count": 5144147,
            "maximum": 5951,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 55.68414113,
            "variance": 3100.723574
          },
          {
            "average": 1.617287959,
            "count": 5144147,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8747289914,
            "variance": 0.7651508085
          },
          {
            "average": 2.234831159,
            "count": 5144147,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.138960055,
            "variance": 1.297230007
          },
          {
            "average": 0.5067357134,
            "count": 5144147,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999546767,
            "variance": 0.2499546788
          },
          {
            "average": 0.001124967852,
            "count": 5144147,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03352167236,
            "variance": 0.001123702518
          },
          {
            "average": 3.520034517,
            "count": 5144147,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.533701785,
            "variance": 2.352241166
          },
          {
            "average": 0.3931833112,
            "count": 5144147,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.771688125,
            "variance": 14.22563132
          },
          {
            "average": 0,
            "count": 5144147,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2909.540648,
            "count": 5144147,
            "maximum": 3102,
            "minimum": 2702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.29924991,
            "variance": 5372.780037
          },
          {
            "average": -24224232.34,
            "count": 5144147,
            "maximum": -24221862.56,
            "minimum": -24226345.36,
            "name": "GpsTime",
            "position": 12,
            "stddev": 836.1244108,
            "variance": 699104.0303
          },
          {
            "average": 0,
            "count": 5144147,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5144147,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5144147,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5144147,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5144147,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618500.0005,
          3367999.976,
          3.400968049,
          620000.0205,
          3369499.996,
          291.100968
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618500.0004840017,
                3367999.976160099,
                3.400968048614686
              ],
              [
                618500.0004840017,
                3369499.9961600984,
                3.400968048614686
              ],
              [
                620000.0204840017,
                3369499.9961600984,
                291.1009680486147
              ],
              [
                620000.0204840017,
                3367999.976160099,
                291.1009680486147
              ],
              [
                618500.0004840017,
                3367999.976160099,
                3.400968048614686
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:28:57+00:00",
        "end_time": "2010-12-07T16:14:14+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.76594234,
            30.43814449,
            3.400968049,
            -91.75015159,
            30.45182614,
            291.100968
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.76594233535252,
                  30.438293117797716,
                  3.400968048614686
                ],
                [
                  -91.76577183261746,
                  30.45182614287189,
                  3.400968048614686
                ],
                [
                  -91.7501515873788,
                  30.45167743919411,
                  291.1009680486147
                ],
                [
                  -91.75032424661585,
                  30.438144494088824,
                  291.1009680486147
                ],
                [
                  -91.76594233535252,
                  30.438293117797716,
                  3.400968048614686
                ]
              ]
            ]
          },
          "id": "20101202_AH09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:28:57Z",
            "pc:count": 5144147,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619230.8818,
                "count": 5144147,
                "maximum": 620000.0205,
                "minimum": 618500.0005,
                "name": "X",
                "position": 0,
                "stddev": 435.3541066,
                "variance": 189533.1982
              },
              {
                "average": 3368775.156,
                "count": 5144147,
                "maximum": 3369499.996,
                "minimum": 3367999.976,
                "name": "Y",
                "position": 1,
                "stddev": 415.1673196,
                "variance": 172363.9033
              },
              {
                "average": 13.88542417,
                "count": 5144147,
                "maximum": 291.100968,
                "minimum": 3.400968049,
                "name": "Z",
                "position": 2,
                "stddev": 8.035487939,
                "variance": 64.56906642
              },
              {
                "average": 62.0196849,
                "count": 5144147,
                "maximum": 5951,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 55.68414113,
                "variance": 3100.723574
              },
              {
                "average": 1.617287959,
                "count": 5144147,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8747289914,
                "variance": 0.7651508085
              },
              {
                "average": 2.234831159,
                "count": 5144147,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.138960055,
                "variance": 1.297230007
              },
              {
                "average": 0.5067357134,
                "count": 5144147,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999546767,
                "variance": 0.2499546788
              },
              {
                "average": 0.001124967852,
                "count": 5144147,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03352167236,
                "variance": 0.001123702518
              },
              {
                "average": 3.520034517,
                "count": 5144147,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.533701785,
                "variance": 2.352241166
              },
              {
                "average": 0.3931833112,
                "count": 5144147,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.771688125,
                "variance": 14.22563132
              },
              {
                "average": 0,
                "count": 5144147,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2909.540648,
                "count": 5144147,
                "maximum": 3102,
                "minimum": 2702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.29924991,
                "variance": 5372.780037
              },
              {
                "average": -24224232.34,
                "count": 5144147,
                "maximum": -24221862.56,
                "minimum": -24226345.36,
                "name": "GpsTime",
                "position": 12,
                "stddev": 836.1244108,
                "variance": 699104.0303
              },
              {
                "average": 0,
                "count": 5144147,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5144147,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5144147,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5144147,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5144147,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618500.0005,
              3367999.976,
              3.400968049,
              620000.0205,
              3369499.996,
              291.100968
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618500.0004840017,
                    3367999.976160099,
                    3.400968048614686
                  ],
                  [
                    618500.0004840017,
                    3369499.9961600984,
                    3.400968048614686
                  ],
                  [
                    620000.0204840017,
                    3369499.9961600984,
                    291.1009680486147
                  ],
                  [
                    620000.0204840017,
                    3367999.976160099,
                    291.1009680486147
                  ],
                  [
                    618500.0004840017,
                    3367999.976160099,
                    3.400968048614686
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:28:57+00:00",
            "end_time": "2010-12-07T16:14:14+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": "20101202_AK19.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72085203274823,
              30.302514090064648,
              2.045418987093043
            ],
            [
              -91.72067625739524,
              30.31604716202421,
              2.045418987093043
            ],
            [
              -91.70507807289145,
              30.315893681912364,
              59.22541898709304
            ],
            [
              -91.70525598993886,
              30.302360692712167,
              59.22541898709304
            ],
            [
              -91.72085203274823,
              30.302514090064648,
              2.045418987093043
            ]
          ]
        ]
      },
      "bbox": [
        -91.72085203,
        30.30236069,
        2.045418987,
        -91.70507807,
        30.31604716,
        59.22541899
      ],
      "properties": {
        "datetime": "2010-12-07T18:57:46Z",
        "pc:count": 3826213,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623791.4866,
            "count": 3826213,
            "maximum": 624500.0122,
            "minimum": 623000.0122,
            "name": "X",
            "position": 0,
            "stddev": 426.8869828,
            "variance": 182232.4961
          },
          {
            "average": 3353780.701,
            "count": 3826213,
            "maximum": 3354500.002,
            "minimum": 3352999.982,
            "name": "Y",
            "position": 1,
            "stddev": 434.0187463,
            "variance": 188372.2721
          },
          {
            "average": 7.208898211,
            "count": 3826213,
            "maximum": 59.22541899,
            "minimum": 2.045418987,
            "name": "Z",
            "position": 2,
            "stddev": 5.801533075,
            "variance": 33.65778602
          },
          {
            "average": 51.99194504,
            "count": 3826213,
            "maximum": 4833,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 48.02533924,
            "variance": 2306.433209
          },
          {
            "average": 1.413698349,
            "count": 3826213,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7293863338,
            "variance": 0.532004424
          },
          {
            "average": 1.827329268,
            "count": 3826213,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.005512696,
            "variance": 1.011055782
          },
          {
            "average": 0.5061027705,
            "count": 3826213,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999628201,
            "variance": 0.2499628215
          },
          {
            "average": 0.001279855565,
            "count": 3826213,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03575217292,
            "variance": 0.001278217869
          },
          {
            "average": 3.493293499,
            "count": 3826213,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.611964892,
            "variance": 2.598430813
          },
          {
            "average": 0.5030481363,
            "count": 3826213,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.951196637,
            "variance": 15.61195487
          },
          {
            "average": 0,
            "count": 3826213,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3455.904203,
            "count": 3826213,
            "maximum": 3601,
            "minimum": 3301,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.55714847,
            "variance": 5264.539795
          },
          {
            "average": -24218154.14,
            "count": 3826213,
            "maximum": -24216533.2,
            "minimum": -24219903.54,
            "name": "GpsTime",
            "position": 12,
            "stddev": 791.1035172,
            "variance": 625844.7749
          },
          {
            "average": 0,
            "count": 3826213,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3826213,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3826213,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3826213,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3826213,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          623000.0122,
          3352999.982,
          2.045418987,
          624500.0122,
          3354500.002,
          59.22541899
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                623000.0122114632,
                3352999.9822228067,
                2.045418987093043
              ],
              [
                623000.0122114632,
                3354500.002222806,
                2.045418987093043
              ],
              [
                624500.0122114632,
                3354500.002222806,
                59.22541898709304
              ],
              [
                624500.0122114632,
                3352999.9822228067,
                59.22541898709304
              ],
              [
                623000.0122114632,
                3352999.9822228067,
                2.045418987093043
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:57:46+00:00",
        "end_time": "2010-12-07T18:01:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK19.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK19.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK19.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK19.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.72085203,
            30.30236069,
            2.045418987,
            -91.70507807,
            30.31604716,
            59.22541899
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72085203274823,
                  30.302514090064648,
                  2.045418987093043
                ],
                [
                  -91.72067625739524,
                  30.31604716202421,
                  2.045418987093043
                ],
                [
                  -91.70507807289145,
                  30.315893681912364,
                  59.22541898709304
                ],
                [
                  -91.70525598993886,
                  30.302360692712167,
                  59.22541898709304
                ],
                [
                  -91.72085203274823,
                  30.302514090064648,
                  2.045418987093043
                ]
              ]
            ]
          },
          "id": "20101202_AK19.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK19.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:57:46Z",
            "pc:count": 3826213,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623791.4866,
                "count": 3826213,
                "maximum": 624500.0122,
                "minimum": 623000.0122,
                "name": "X",
                "position": 0,
                "stddev": 426.8869828,
                "variance": 182232.4961
              },
              {
                "average": 3353780.701,
                "count": 3826213,
                "maximum": 3354500.002,
                "minimum": 3352999.982,
                "name": "Y",
                "position": 1,
                "stddev": 434.0187463,
                "variance": 188372.2721
              },
              {
                "average": 7.208898211,
                "count": 3826213,
                "maximum": 59.22541899,
                "minimum": 2.045418987,
                "name": "Z",
                "position": 2,
                "stddev": 5.801533075,
                "variance": 33.65778602
              },
              {
                "average": 51.99194504,
                "count": 3826213,
                "maximum": 4833,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 48.02533924,
                "variance": 2306.433209
              },
              {
                "average": 1.413698349,
                "count": 3826213,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7293863338,
                "variance": 0.532004424
              },
              {
                "average": 1.827329268,
                "count": 3826213,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.005512696,
                "variance": 1.011055782
              },
              {
                "average": 0.5061027705,
                "count": 3826213,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999628201,
                "variance": 0.2499628215
              },
              {
                "average": 0.001279855565,
                "count": 3826213,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03575217292,
                "variance": 0.001278217869
              },
              {
                "average": 3.493293499,
                "count": 3826213,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.611964892,
                "variance": 2.598430813
              },
              {
                "average": 0.5030481363,
                "count": 3826213,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.951196637,
                "variance": 15.61195487
              },
              {
                "average": 0,
                "count": 3826213,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3455.904203,
                "count": 3826213,
                "maximum": 3601,
                "minimum": 3301,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.55714847,
                "variance": 5264.539795
              },
              {
                "average": -24218154.14,
                "count": 3826213,
                "maximum": -24216533.2,
                "minimum": -24219903.54,
                "name": "GpsTime",
                "position": 12,
                "stddev": 791.1035172,
                "variance": 625844.7749
              },
              {
                "average": 0,
                "count": 3826213,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3826213,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3826213,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3826213,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3826213,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              623000.0122,
              3352999.982,
              2.045418987,
              624500.0122,
              3354500.002,
              59.22541899
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    623000.0122114632,
                    3352999.9822228067,
                    2.045418987093043
                  ],
                  [
                    623000.0122114632,
                    3354500.002222806,
                    2.045418987093043
                  ],
                  [
                    624500.0122114632,
                    3354500.002222806,
                    59.22541898709304
                  ],
                  [
                    624500.0122114632,
                    3352999.9822228067,
                    59.22541898709304
                  ],
                  [
                    623000.0122114632,
                    3352999.9822228067,
                    2.045418987093043
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:57:46+00:00",
            "end_time": "2010-12-07T18:01:36+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": "20101202_AM09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68785412569069,
              30.437531340517726,
              3.607438769545951
            ],
            [
              -91.68767284127371,
              30.451063955703876,
              3.607438769545951
            ],
            [
              -91.6720531962371,
              30.450905906787085,
              264.0674387695459
            ],
            [
              -91.67223663681024,
              30.43737337659416,
              264.0674387695459
            ],
            [
              -91.68785412569069,
              30.437531340517726,
              3.607438769545951
            ]
          ]
        ]
      },
      "bbox": [
        -91.68785413,
        30.43737338,
        3.60743877,
        -91.6720532,
        30.45106396,
        264.0674388
      ],
      "properties": {
        "datetime": "2010-12-06T21:48:40Z",
        "pc:count": 6288908,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626730.5778,
            "count": 6288908,
            "maximum": 627500.0197,
            "minimum": 625999.9997,
            "name": "X",
            "position": 0,
            "stddev": 434.4012198,
            "variance": 188704.4197
          },
          {
            "average": 3368731.439,
            "count": 6288908,
            "maximum": 3369499.997,
            "minimum": 3367999.977,
            "name": "Y",
            "position": 1,
            "stddev": 429.1045188,
            "variance": 184130.688
          },
          {
            "average": 13.53743028,
            "count": 6288908,
            "maximum": 264.0674388,
            "minimum": 3.60743877,
            "name": "Z",
            "position": 2,
            "stddev": 8.922653415,
            "variance": 79.61374396
          },
          {
            "average": 43.140183,
            "count": 6288908,
            "maximum": 3359,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 41.70659658,
            "variance": 1739.440199
          },
          {
            "average": 1.782489106,
            "count": 6288908,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8821840372,
            "variance": 0.7782486755
          },
          {
            "average": 2.564943071,
            "count": 6288908,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9695017186,
            "variance": 0.9399335824
          },
          {
            "average": 0.5078242518,
            "count": 6288908,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999388171,
            "variance": 0.2499388208
          },
          {
            "average": 0.001208158873,
            "count": 6288908,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03473757932,
            "variance": 0.001206699417
          },
          {
            "average": 3.760767211,
            "count": 6288908,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.535100492,
            "variance": 2.356533521
          },
          {
            "average": -0.02619307041,
            "count": 6288908,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.94355048,
            "variance": 15.55159039
          },
          {
            "average": 0,
            "count": 6288908,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 1977.976455,
            "count": 6288908,
            "maximum": 2102,
            "minimum": 1801,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.4908469,
            "variance": 5254.922885
          },
          {
            "average": -24294213.42,
            "count": 6288908,
            "maximum": -24292679.28,
            "minimum": -24296302.34,
            "name": "GpsTime",
            "position": 12,
            "stddev": 760.1784852,
            "variance": 577871.3294
          },
          {
            "average": 0,
            "count": 6288908,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6288908,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6288908,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6288908,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6288908,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625999.9997,
          3367999.977,
          3.60743877,
          627500.0197,
          3369499.997,
          264.0674388
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625999.9997248154,
                3367999.9774798937,
                3.607438769545951
              ],
              [
                625999.9997248154,
                3369499.9974798933,
                3.607438769545951
              ],
              [
                627500.0197248154,
                3369499.9974798933,
                264.0674387695459
              ],
              [
                627500.0197248154,
                3367999.9774798937,
                264.0674387695459
              ],
              [
                625999.9997248154,
                3367999.9774798937,
                3.607438769545951
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T21:48:40+00:00",
        "end_time": "2010-12-06T20:48:17+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68785413,
            30.43737338,
            3.60743877,
            -91.6720532,
            30.45106396,
            264.0674388
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68785412569069,
                  30.437531340517726,
                  3.607438769545951
                ],
                [
                  -91.68767284127371,
                  30.451063955703876,
                  3.607438769545951
                ],
                [
                  -91.6720531962371,
                  30.450905906787085,
                  264.0674387695459
                ],
                [
                  -91.67223663681024,
                  30.43737337659416,
                  264.0674387695459
                ],
                [
                  -91.68785412569069,
                  30.437531340517726,
                  3.607438769545951
                ]
              ]
            ]
          },
          "id": "20101202_AM09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T21:48:40Z",
            "pc:count": 6288908,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626730.5778,
                "count": 6288908,
                "maximum": 627500.0197,
                "minimum": 625999.9997,
                "name": "X",
                "position": 0,
                "stddev": 434.4012198,
                "variance": 188704.4197
              },
              {
                "average": 3368731.439,
                "count": 6288908,
                "maximum": 3369499.997,
                "minimum": 3367999.977,
                "name": "Y",
                "position": 1,
                "stddev": 429.1045188,
                "variance": 184130.688
              },
              {
                "average": 13.53743028,
                "count": 6288908,
                "maximum": 264.0674388,
                "minimum": 3.60743877,
                "name": "Z",
                "position": 2,
                "stddev": 8.922653415,
                "variance": 79.61374396
              },
              {
                "average": 43.140183,
                "count": 6288908,
                "maximum": 3359,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 41.70659658,
                "variance": 1739.440199
              },
              {
                "average": 1.782489106,
                "count": 6288908,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8821840372,
                "variance": 0.7782486755
              },
              {
                "average": 2.564943071,
                "count": 6288908,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9695017186,
                "variance": 0.9399335824
              },
              {
                "average": 0.5078242518,
                "count": 6288908,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999388171,
                "variance": 0.2499388208
              },
              {
                "average": 0.001208158873,
                "count": 6288908,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03473757932,
                "variance": 0.001206699417
              },
              {
                "average": 3.760767211,
                "count": 6288908,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.535100492,
                "variance": 2.356533521
              },
              {
                "average": -0.02619307041,
                "count": 6288908,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.94355048,
                "variance": 15.55159039
              },
              {
                "average": 0,
                "count": 6288908,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 1977.976455,
                "count": 6288908,
                "maximum": 2102,
                "minimum": 1801,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.4908469,
                "variance": 5254.922885
              },
              {
                "average": -24294213.42,
                "count": 6288908,
                "maximum": -24292679.28,
                "minimum": -24296302.34,
                "name": "GpsTime",
                "position": 12,
                "stddev": 760.1784852,
                "variance": 577871.3294
              },
              {
                "average": 0,
                "count": 6288908,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6288908,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6288908,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6288908,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6288908,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625999.9997,
              3367999.977,
              3.60743877,
              627500.0197,
              3369499.997,
              264.0674388
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625999.9997248154,
                    3367999.9774798937,
                    3.607438769545951
                  ],
                  [
                    625999.9997248154,
                    3369499.9974798933,
                    3.607438769545951
                  ],
                  [
                    627500.0197248154,
                    3369499.9974798933,
                    264.0674387695459
                  ],
                  [
                    627500.0197248154,
                    3367999.9774798937,
                    264.0674387695459
                  ],
                  [
                    625999.9997248154,
                    3367999.9774798937,
                    3.607438769545951
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T21:48:40+00:00",
            "end_time": "2010-12-06T20:48:17+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": "20101202_AF04.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.79634638613165,
              30.506249499074748,
              2.549524688155302
            ],
            [
              -91.79617963224307,
              30.51978253640557,
              2.549524688155302
            ],
            [
              -91.78054835217353,
              30.519637181069818,
              68.08952468815531
            ],
            [
              -91.78071727001675,
              30.506104221803398,
              68.08952468815531
            ],
            [
              -91.79634638613165,
              30.506249499074748,
              2.549524688155302
            ]
          ]
        ]
      },
      "bbox": [
        -91.79634639,
        30.50610422,
        2.549524688,
        -91.78054835,
        30.51978254,
        68.08952469
      ],
      "properties": {
        "datetime": "2010-12-07T16:54:03Z",
        "pc:count": 6267961,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 616256.6405,
            "count": 6267961,
            "maximum": 617000.0196,
            "minimum": 615499.9996,
            "name": "X",
            "position": 0,
            "stddev": 421.7156932,
            "variance": 177844.1259
          },
          {
            "average": 3376273.354,
            "count": 6267961,
            "maximum": 3376999.999,
            "minimum": 3375499.979,
            "name": "Y",
            "position": 1,
            "stddev": 433.4580799,
            "variance": 187885.907
          },
          {
            "average": 12.98579619,
            "count": 6267961,
            "maximum": 68.08952469,
            "minimum": 2.549524688,
            "name": "Z",
            "position": 2,
            "stddev": 7.693270169,
            "variance": 59.1864059
          },
          {
            "average": 45.20880778,
            "count": 6267961,
            "maximum": 306,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.95461124,
            "variance": 1932.007849
          },
          {
            "average": 1.765215833,
            "count": 6267961,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9002057668,
            "variance": 0.8103704226
          },
          {
            "average": 2.530271647,
            "count": 6267961,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.03936217,
            "variance": 1.080273719
          },
          {
            "average": 0.5072115158,
            "count": 6267961,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999480312,
            "variance": 0.2499480339
          },
          {
            "average": 0.001204538446,
            "count": 6267961,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03468555499,
            "variance": 0.001203087725
          },
          {
            "average": 3.853917885,
            "count": 6267961,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.490934942,
            "variance": 2.222887002
          },
          {
            "average": 0.1755500047,
            "count": 6267961,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.966778478,
            "variance": 15.73533149
          },
          {
            "average": 0,
            "count": 6267961,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2721.092138,
            "count": 6267961,
            "maximum": 2902,
            "minimum": 2601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.12317553,
            "variance": 4778.013396
          },
          {
            "average": -24226309.55,
            "count": 6267961,
            "maximum": -24223956.16,
            "minimum": -24228004.67,
            "name": "GpsTime",
            "position": 12,
            "stddev": 766.0477295,
            "variance": 586829.1239
          },
          {
            "average": 0,
            "count": 6267961,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6267961,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6267961,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6267961,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6267961,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          615499.9996,
          3375499.979,
          2.549524688,
          617000.0196,
          3376999.999,
          68.08952469
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                615499.9995650043,
                3375499.97879636,
                2.549524688155302
              ],
              [
                615499.9995650043,
                3376999.9987963596,
                2.549524688155302
              ],
              [
                617000.0195650043,
                3376999.9987963596,
                68.08952468815531
              ],
              [
                617000.0195650043,
                3375499.97879636,
                68.08952468815531
              ],
              [
                615499.9995650043,
                3375499.97879636,
                2.549524688155302
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:54:03+00:00",
        "end_time": "2010-12-07T15:46:35+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AF04.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AF04.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AF04.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF04.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.79634639,
            30.50610422,
            2.549524688,
            -91.78054835,
            30.51978254,
            68.08952469
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.79634638613165,
                  30.506249499074748,
                  2.549524688155302
                ],
                [
                  -91.79617963224307,
                  30.51978253640557,
                  2.549524688155302
                ],
                [
                  -91.78054835217353,
                  30.519637181069818,
                  68.08952468815531
                ],
                [
                  -91.78071727001675,
                  30.506104221803398,
                  68.08952468815531
                ],
                [
                  -91.79634638613165,
                  30.506249499074748,
                  2.549524688155302
                ]
              ]
            ]
          },
          "id": "20101202_AF04.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF04.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:54:03Z",
            "pc:count": 6267961,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 616256.6405,
                "count": 6267961,
                "maximum": 617000.0196,
                "minimum": 615499.9996,
                "name": "X",
                "position": 0,
                "stddev": 421.7156932,
                "variance": 177844.1259
              },
              {
                "average": 3376273.354,
                "count": 6267961,
                "maximum": 3376999.999,
                "minimum": 3375499.979,
                "name": "Y",
                "position": 1,
                "stddev": 433.4580799,
                "variance": 187885.907
              },
              {
                "average": 12.98579619,
                "count": 6267961,
                "maximum": 68.08952469,
                "minimum": 2.549524688,
                "name": "Z",
                "position": 2,
                "stddev": 7.693270169,
                "variance": 59.1864059
              },
              {
                "average": 45.20880778,
                "count": 6267961,
                "maximum": 306,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.95461124,
                "variance": 1932.007849
              },
              {
                "average": 1.765215833,
                "count": 6267961,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9002057668,
                "variance": 0.8103704226
              },
              {
                "average": 2.530271647,
                "count": 6267961,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.03936217,
                "variance": 1.080273719
              },
              {
                "average": 0.5072115158,
                "count": 6267961,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999480312,
                "variance": 0.2499480339
              },
              {
                "average": 0.001204538446,
                "count": 6267961,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03468555499,
                "variance": 0.001203087725
              },
              {
                "average": 3.853917885,
                "count": 6267961,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.490934942,
                "variance": 2.222887002
              },
              {
                "average": 0.1755500047,
                "count": 6267961,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.966778478,
                "variance": 15.73533149
              },
              {
                "average": 0,
                "count": 6267961,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2721.092138,
                "count": 6267961,
                "maximum": 2902,
                "minimum": 2601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.12317553,
                "variance": 4778.013396
              },
              {
                "average": -24226309.55,
                "count": 6267961,
                "maximum": -24223956.16,
                "minimum": -24228004.67,
                "name": "GpsTime",
                "position": 12,
                "stddev": 766.0477295,
                "variance": 586829.1239
              },
              {
                "average": 0,
                "count": 6267961,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6267961,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6267961,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6267961,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6267961,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              615499.9996,
              3375499.979,
              2.549524688,
              617000.0196,
              3376999.999,
              68.08952469
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    615499.9995650043,
                    3375499.97879636,
                    2.549524688155302
                  ],
                  [
                    615499.9995650043,
                    3376999.9987963596,
                    2.549524688155302
                  ],
                  [
                    617000.0195650043,
                    3376999.9987963596,
                    68.08952468815531
                  ],
                  [
                    617000.0195650043,
                    3375499.97879636,
                    68.08952468815531
                  ],
                  [
                    615499.9995650043,
                    3375499.97879636,
                    2.549524688155302
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:54:03+00:00",
            "end_time": "2010-12-07T15:46:35+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": "20101202_AO20.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65865294454214,
              30.288356742921447,
              0.897017238514508
            ],
            [
              -91.65846872794448,
              30.301889506858156,
              0.897017238514508
            ],
            [
              -91.64287296882581,
              30.301728675938783,
              317.25701723851455
            ],
            [
              -91.64305932541163,
              30.28819599874754,
              317.25701723851455
            ],
            [
              -91.65865294454214,
              30.288356742921447,
              0.897017238514508
            ]
          ]
        ]
      },
      "bbox": [
        -91.65865294,
        30.288196,
        0.8970172385,
        -91.64287297,
        30.30188951,
        317.2570172
      ],
      "properties": {
        "datetime": "2010-12-07T17:08:25Z",
        "pc:count": 5167112,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629737.5628,
            "count": 5167112,
            "maximum": 630500.0189,
            "minimum": 628999.9989,
            "name": "X",
            "position": 0,
            "stddev": 421.5180129,
            "variance": 177677.4352
          },
          {
            "average": 3352238.891,
            "count": 5167112,
            "maximum": 3352999.999,
            "minimum": 3351499.979,
            "name": "Y",
            "position": 1,
            "stddev": 428.0307101,
            "variance": 183210.2888
          },
          {
            "average": 13.42541332,
            "count": 5167112,
            "maximum": 317.2570172,
            "minimum": 0.8970172385,
            "name": "Z",
            "position": 2,
            "stddev": 8.565644066,
            "variance": 73.37025827
          },
          {
            "average": 45.99291151,
            "count": 5167112,
            "maximum": 5923,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 46.50913423,
            "variance": 2163.099567
          },
          {
            "average": 1.75033539,
            "count": 5167112,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9127361471,
            "variance": 0.8330872743
          },
          {
            "average": 2.500557758,
            "count": 5167112,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.089000973,
            "variance": 1.185923119
          },
          {
            "average": 0.5079462183,
            "count": 5167112,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499936902,
            "variance": 0.249936906
          },
          {
            "average": 0.001239764108,
            "count": 5167112,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03518845454,
            "variance": 0.001238227333
          },
          {
            "average": 3.851097286,
            "count": 5167112,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.519248634,
            "variance": 2.308116411
          },
          {
            "average": 0.5974499149,
            "count": 5167112,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.956495483,
            "variance": 15.6538565
          },
          {
            "average": 0,
            "count": 5167112,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2829.06034,
            "count": 5167112,
            "maximum": 3002,
            "minimum": 2701,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.6353448,
            "variance": 4849.081245
          },
          {
            "average": -24225131.41,
            "count": 5167112,
            "maximum": -24223094.64,
            "minimum": -24226669.05,
            "name": "GpsTime",
            "position": 12,
            "stddev": 760.1160426,
            "variance": 577776.3983
          },
          {
            "average": 0,
            "count": 5167112,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5167112,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5167112,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5167112,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5167112,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9989,
          3351499.979,
          0.8970172385,
          630500.0189,
          3352999.999,
          317.2570172
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.9989110295,
                3351499.9790915507,
                0.897017238514508
              ],
              [
                628999.9989110295,
                3352999.9990915502,
                0.897017238514508
              ],
              [
                630500.0189110296,
                3352999.9990915502,
                317.25701723851455
              ],
              [
                630500.0189110296,
                3351499.9790915507,
                317.25701723851455
              ],
              [
                628999.9989110295,
                3351499.9790915507,
                0.897017238514508
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:08:25+00:00",
        "end_time": "2010-12-07T16:08:50+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO20.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO20.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO20.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO20.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65865294,
            30.288196,
            0.8970172385,
            -91.64287297,
            30.30188951,
            317.2570172
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65865294454214,
                  30.288356742921447,
                  0.897017238514508
                ],
                [
                  -91.65846872794448,
                  30.301889506858156,
                  0.897017238514508
                ],
                [
                  -91.64287296882581,
                  30.301728675938783,
                  317.25701723851455
                ],
                [
                  -91.64305932541163,
                  30.28819599874754,
                  317.25701723851455
                ],
                [
                  -91.65865294454214,
                  30.288356742921447,
                  0.897017238514508
                ]
              ]
            ]
          },
          "id": "20101202_AO20.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO20.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:08:25Z",
            "pc:count": 5167112,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629737.5628,
                "count": 5167112,
                "maximum": 630500.0189,
                "minimum": 628999.9989,
                "name": "X",
                "position": 0,
                "stddev": 421.5180129,
                "variance": 177677.4352
              },
              {
                "average": 3352238.891,
                "count": 5167112,
                "maximum": 3352999.999,
                "minimum": 3351499.979,
                "name": "Y",
                "position": 1,
                "stddev": 428.0307101,
                "variance": 183210.2888
              },
              {
                "average": 13.42541332,
                "count": 5167112,
                "maximum": 317.2570172,
                "minimum": 0.8970172385,
                "name": "Z",
                "position": 2,
                "stddev": 8.565644066,
                "variance": 73.37025827
              },
              {
                "average": 45.99291151,
                "count": 5167112,
                "maximum": 5923,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 46.50913423,
                "variance": 2163.099567
              },
              {
                "average": 1.75033539,
                "count": 5167112,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9127361471,
                "variance": 0.8330872743
              },
              {
                "average": 2.500557758,
                "count": 5167112,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.089000973,
                "variance": 1.185923119
              },
              {
                "average": 0.5079462183,
                "count": 5167112,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.499936902,
                "variance": 0.249936906
              },
              {
                "average": 0.001239764108,
                "count": 5167112,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03518845454,
                "variance": 0.001238227333
              },
              {
                "average": 3.851097286,
                "count": 5167112,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.519248634,
                "variance": 2.308116411
              },
              {
                "average": 0.5974499149,
                "count": 5167112,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.956495483,
                "variance": 15.6538565
              },
              {
                "average": 0,
                "count": 5167112,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2829.06034,
                "count": 5167112,
                "maximum": 3002,
                "minimum": 2701,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.6353448,
                "variance": 4849.081245
              },
              {
                "average": -24225131.41,
                "count": 5167112,
                "maximum": -24223094.64,
                "minimum": -24226669.05,
                "name": "GpsTime",
                "position": 12,
                "stddev": 760.1160426,
                "variance": 577776.3983
              },
              {
                "average": 0,
                "count": 5167112,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5167112,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5167112,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5167112,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5167112,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9989,
              3351499.979,
              0.8970172385,
              630500.0189,
              3352999.999,
              317.2570172
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.9989110295,
                    3351499.9790915507,
                    0.897017238514508
                  ],
                  [
                    628999.9989110295,
                    3352999.9990915502,
                    0.897017238514508
                  ],
                  [
                    630500.0189110296,
                    3352999.9990915502,
                    317.25701723851455
                  ],
                  [
                    630500.0189110296,
                    3351499.9790915507,
                    317.25701723851455
                  ],
                  [
                    628999.9989110295,
                    3351499.9790915507,
                    0.897017238514508
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:08:25+00:00",
            "end_time": "2010-12-07T16:08:50+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": "20101202_AK20.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72102784398352,
              30.28898115009936,
              2.042788694036943
            ],
            [
              -91.72085218793607,
              30.30251425099565,
              2.042788694036943
            ],
            [
              -91.70525593715385,
              30.30236085160324,
              491.902788694037
            ],
            [
              -91.70543373347145,
              30.288827833445204,
              491.902788694037
            ],
            [
              -91.72102784398352,
              30.28898115009936,
              2.042788694036943
            ]
          ]
        ]
      },
      "bbox": [
        -91.72102784,
        30.28882783,
        2.042788694,
        -91.70525594,
        30.30251425,
        491.9027887
      ],
      "properties": {
        "datetime": "2010-12-07T19:15:19Z",
        "pc:count": 3778210,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623722.4813,
            "count": 3778210,
            "maximum": 624500.0171,
            "minimum": 622999.9971,
            "name": "X",
            "position": 0,
            "stddev": 414.4716485,
            "variance": 171786.7474
          },
          {
            "average": 3352168.202,
            "count": 3778210,
            "maximum": 3353000,
            "minimum": 3351499.98,
            "name": "Y",
            "position": 1,
            "stddev": 425.8627084,
            "variance": 181359.0464
          },
          {
            "average": 7.342862949,
            "count": 3778210,
            "maximum": 491.9027887,
            "minimum": 2.042788694,
            "name": "Z",
            "position": 2,
            "stddev": 6.034192207,
            "variance": 36.41147559
          },
          {
            "average": 51.61369723,
            "count": 3778210,
            "maximum": 12398,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 61.12831504,
            "variance": 3736.670899
          },
          {
            "average": 1.428057731,
            "count": 3778210,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7431665446,
            "variance": 0.552296513
          },
          {
            "average": 1.855913779,
            "count": 3778210,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.022439177,
            "variance": 1.04538187
          },
          {
            "average": 0.5062992793,
            "count": 3778210,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999603837,
            "variance": 0.2499603852
          },
          {
            "average": 0.001316231761,
            "count": 3778210,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03625602905,
            "variance": 0.001314499642
          },
          {
            "average": 3.615300102,
            "count": 3778210,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.718534199,
            "variance": 2.953359792
          },
          {
            "average": -0.1414011515,
            "count": 3778210,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.01716592,
            "variance": 16.13762203
          },
          {
            "average": 0,
            "count": 3778210,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3583.071228,
            "count": 3778210,
            "maximum": 3702,
            "minimum": 3402,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.79442167,
            "variance": 5011.850139
          },
          {
            "average": -24216759.1,
            "count": 3778210,
            "maximum": -24215480.88,
            "minimum": -24218702.41,
            "name": "GpsTime",
            "position": 12,
            "stddev": 787.4445972,
            "variance": 620068.9937
          },
          {
            "average": 0,
            "count": 3778210,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3778210,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3778210,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3778210,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 3778210,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9971,
          3351499.98,
          2.042788694,
          624500.0171,
          3353000,
          491.9027887
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9970867774,
                3351499.9798901486,
                2.042788694036943
              ],
              [
                622999.9970867774,
                3352999.999890148,
                2.042788694036943
              ],
              [
                624500.0170867774,
                3352999.999890148,
                491.902788694037
              ],
              [
                624500.0170867774,
                3351499.9798901486,
                491.902788694037
              ],
              [
                622999.9970867774,
                3351499.9798901486,
                2.042788694036943
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T19:15:19+00:00",
        "end_time": "2010-12-07T18:21:37+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK20.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK20.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK20.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK20.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.72102784,
            30.28882783,
            2.042788694,
            -91.70525594,
            30.30251425,
            491.9027887
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72102784398352,
                  30.28898115009936,
                  2.042788694036943
                ],
                [
                  -91.72085218793607,
                  30.30251425099565,
                  2.042788694036943
                ],
                [
                  -91.70525593715385,
                  30.30236085160324,
                  491.902788694037
                ],
                [
                  -91.70543373347145,
                  30.288827833445204,
                  491.902788694037
                ],
                [
                  -91.72102784398352,
                  30.28898115009936,
                  2.042788694036943
                ]
              ]
            ]
          },
          "id": "20101202_AK20.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK20.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T19:15:19Z",
            "pc:count": 3778210,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623722.4813,
                "count": 3778210,
                "maximum": 624500.0171,
                "minimum": 622999.9971,
                "name": "X",
                "position": 0,
                "stddev": 414.4716485,
                "variance": 171786.7474
              },
              {
                "average": 3352168.202,
                "count": 3778210,
                "maximum": 3353000,
                "minimum": 3351499.98,
                "name": "Y",
                "position": 1,
                "stddev": 425.8627084,
                "variance": 181359.0464
              },
              {
                "average": 7.342862949,
                "count": 3778210,
                "maximum": 491.9027887,
                "minimum": 2.042788694,
                "name": "Z",
                "position": 2,
                "stddev": 6.034192207,
                "variance": 36.41147559
              },
              {
                "average": 51.61369723,
                "count": 3778210,
                "maximum": 12398,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 61.12831504,
                "variance": 3736.670899
              },
              {
                "average": 1.428057731,
                "count": 3778210,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.7431665446,
                "variance": 0.552296513
              },
              {
                "average": 1.855913779,
                "count": 3778210,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.022439177,
                "variance": 1.04538187
              },
              {
                "average": 0.5062992793,
                "count": 3778210,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999603837,
                "variance": 0.2499603852
              },
              {
                "average": 0.001316231761,
                "count": 3778210,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03625602905,
                "variance": 0.001314499642
              },
              {
                "average": 3.615300102,
                "count": 3778210,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.718534199,
                "variance": 2.953359792
              },
              {
                "average": -0.1414011515,
                "count": 3778210,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.01716592,
                "variance": 16.13762203
              },
              {
                "average": 0,
                "count": 3778210,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3583.071228,
                "count": 3778210,
                "maximum": 3702,
                "minimum": 3402,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.79442167,
                "variance": 5011.850139
              },
              {
                "average": -24216759.1,
                "count": 3778210,
                "maximum": -24215480.88,
                "minimum": -24218702.41,
                "name": "GpsTime",
                "position": 12,
                "stddev": 787.4445972,
                "variance": 620068.9937
              },
              {
                "average": 0,
                "count": 3778210,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3778210,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3778210,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3778210,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 3778210,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9971,
              3351499.98,
              2.042788694,
              624500.0171,
              3353000,
              491.9027887
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9970867774,
                    3351499.9798901486,
                    2.042788694036943
                  ],
                  [
                    622999.9970867774,
                    3352999.999890148,
                    2.042788694036943
                  ],
                  [
                    624500.0170867774,
                    3352999.999890148,
                    491.902788694037
                  ],
                  [
                    624500.0170867774,
                    3351499.9798901486,
                    491.902788694037
                  ],
                  [
                    622999.9970867774,
                    3351499.9798901486,
                    2.042788694036943
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T19:15:19+00:00",
            "end_time": "2010-12-07T18:21:37+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": "20101202_AJ08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7345318860121,
              30.45152670682709,
              1.106014061818215
            ],
            [
              -91.73435695182023,
              30.465059541957928,
              1.106014061818215
            ],
            [
              -91.71873478447479,
              30.46490701803243,
              145.5460140618182
            ],
            [
              -91.71891187649493,
              30.451374264902487,
              145.5460140618182
            ],
            [
              -91.7345318860121,
              30.45152670682709,
              1.106014061818215
            ]
          ]
        ]
      },
      "bbox": [
        -91.73453189,
        30.45137426,
        1.106014062,
        -91.71873478,
        30.46505954,
        145.5460141
      ],
      "properties": {
        "datetime": "2010-12-07T15:48:59Z",
        "pc:count": 5661997,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622239.6036,
            "count": 5661997,
            "maximum": 623000.0197,
            "minimum": 621499.9997,
            "name": "X",
            "position": 0,
            "stddev": 435.710208,
            "variance": 189843.3854
          },
          {
            "average": 3370337.674,
            "count": 5661997,
            "maximum": 3370999.998,
            "minimum": 3369499.978,
            "name": "Y",
            "position": 1,
            "stddev": 416.3121954,
            "variance": 173315.8441
          },
          {
            "average": 14.20122514,
            "count": 5661997,
            "maximum": 145.5460141,
            "minimum": 1.106014062,
            "name": "Z",
            "position": 2,
            "stddev": 8.803819467,
            "variance": 77.5072372
          },
          {
            "average": 47.43194053,
            "count": 5661997,
            "maximum": 3407,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.7839464,
            "variance": 1917.033962
          },
          {
            "average": 1.742132502,
            "count": 5661997,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8699933085,
            "variance": 0.7568883568
          },
          {
            "average": 2.484227208,
            "count": 5661997,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9888611853,
            "variance": 0.9778464437
          },
          {
            "average": 0.5051881871,
            "count": 5661997,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999731261,
            "variance": 0.2499731269
          },
          {
            "average": 0.001217944835,
            "count": 5661997,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03487781042,
            "variance": 0.00121646166
          },
          {
            "average": 3.751950063,
            "count": 5661997,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.576823611,
            "variance": 2.4863727
          },
          {
            "average": 0.2123084101,
            "count": 5661997,
            "maximum": 10.00199986,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.153309288,
            "variance": 17.24997804
          },
          {
            "average": 0,
            "count": 5661997,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2417.907361,
            "count": 5661997,
            "maximum": 2601,
            "minimum": 2302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.53193223,
            "variance": 5406.945057
          },
          {
            "average": -24288534.35,
            "count": 5661997,
            "maximum": -24227860.54,
            "minimum": -24290523.9,
            "name": "GpsTime",
            "position": 12,
            "stddev": 7814.187209,
            "variance": 61061521.73
          },
          {
            "average": 0,
            "count": 5661997,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5661997,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5661997,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5661997,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5661997,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621499.9997,
          3369499.978,
          1.106014062,
          623000.0197,
          3370999.998,
          145.5460141
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621499.9997052256,
                3369499.978022474,
                1.106014061818215
              ],
              [
                621499.9997052256,
                3370999.9980224734,
                1.106014061818215
              ],
              [
                623000.0197052256,
                3370999.9980224734,
                145.5460140618182
              ],
              [
                623000.0197052256,
                3369499.978022474,
                145.5460140618182
              ],
              [
                621499.9997052256,
                3369499.978022474,
                1.106014061818215
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T15:48:59+00:00",
        "end_time": "2010-12-06T22:24:36+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73453189,
            30.45137426,
            1.106014062,
            -91.71873478,
            30.46505954,
            145.5460141
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7345318860121,
                  30.45152670682709,
                  1.106014061818215
                ],
                [
                  -91.73435695182023,
                  30.465059541957928,
                  1.106014061818215
                ],
                [
                  -91.71873478447479,
                  30.46490701803243,
                  145.5460140618182
                ],
                [
                  -91.71891187649493,
                  30.451374264902487,
                  145.5460140618182
                ],
                [
                  -91.7345318860121,
                  30.45152670682709,
                  1.106014061818215
                ]
              ]
            ]
          },
          "id": "20101202_AJ08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T15:48:59Z",
            "pc:count": 5661997,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622239.6036,
                "count": 5661997,
                "maximum": 623000.0197,
                "minimum": 621499.9997,
                "name": "X",
                "position": 0,
                "stddev": 435.710208,
                "variance": 189843.3854
              },
              {
                "average": 3370337.674,
                "count": 5661997,
                "maximum": 3370999.998,
                "minimum": 3369499.978,
                "name": "Y",
                "position": 1,
                "stddev": 416.3121954,
                "variance": 173315.8441
              },
              {
                "average": 14.20122514,
                "count": 5661997,
                "maximum": 145.5460141,
                "minimum": 1.106014062,
                "name": "Z",
                "position": 2,
                "stddev": 8.803819467,
                "variance": 77.5072372
              },
              {
                "average": 47.43194053,
                "count": 5661997,
                "maximum": 3407,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.7839464,
                "variance": 1917.033962
              },
              {
                "average": 1.742132502,
                "count": 5661997,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8699933085,
                "variance": 0.7568883568
              },
              {
                "average": 2.484227208,
                "count": 5661997,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9888611853,
                "variance": 0.9778464437
              },
              {
                "average": 0.5051881871,
                "count": 5661997,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999731261,
                "variance": 0.2499731269
              },
              {
                "average": 0.001217944835,
                "count": 5661997,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03487781042,
                "variance": 0.00121646166
              },
              {
                "average": 3.751950063,
                "count": 5661997,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.576823611,
                "variance": 2.4863727
              },
              {
                "average": 0.2123084101,
                "count": 5661997,
                "maximum": 10.00199986,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.153309288,
                "variance": 17.24997804
              },
              {
                "average": 0,
                "count": 5661997,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2417.907361,
                "count": 5661997,
                "maximum": 2601,
                "minimum": 2302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.53193223,
                "variance": 5406.945057
              },
              {
                "average": -24288534.35,
                "count": 5661997,
                "maximum": -24227860.54,
                "minimum": -24290523.9,
                "name": "GpsTime",
                "position": 12,
                "stddev": 7814.187209,
                "variance": 61061521.73
              },
              {
                "average": 0,
                "count": 5661997,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5661997,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5661997,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5661997,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5661997,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621499.9997,
              3369499.978,
              1.106014062,
              623000.0197,
              3370999.998,
              145.5460141
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621499.9997052256,
                    3369499.978022474,
                    1.106014061818215
                  ],
                  [
                    621499.9997052256,
                    3370999.9980224734,
                    1.106014061818215
                  ],
                  [
                    623000.0197052256,
                    3370999.9980224734,
                    145.5460140618182
                  ],
                  [
                    623000.0197052256,
                    3369499.978022474,
                    145.5460140618182
                  ],
                  [
                    621499.9997052256,
                    3369499.978022474,
                    1.106014061818215
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T15:48:59+00:00",
            "end_time": "2010-12-06T22:24:36+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": "20101202_AC07.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.8437139050164,
              30.46607464782664,
              2.750193154708029
            ],
            [
              -91.84355396888358,
              30.479607999946346,
              2.750193154708029
            ],
            [
              -91.82792884200897,
              30.47946849280017,
              385.91019315470805
            ],
            [
              -91.82809093789454,
              30.465935215664683,
              385.91019315470805
            ],
            [
              -91.8437139050164,
              30.46607464782664,
              2.750193154708029
            ]
          ]
        ]
      },
      "bbox": [
        -91.84371391,
        30.46593522,
        2.750193155,
        -91.82792884,
        30.479608,
        385.9101932
      ],
      "properties": {
        "datetime": "2010-12-07T21:07:32Z",
        "pc:count": 5657662,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611758.282,
            "count": 5657662,
            "maximum": 612500.0199,
            "minimum": 610999.9999,
            "name": "X",
            "position": 0,
            "stddev": 436.7284669,
            "variance": 190731.7538
          },
          {
            "average": 3371735.514,
            "count": 5657662,
            "maximum": 3372499.998,
            "minimum": 3370999.978,
            "name": "Y",
            "position": 1,
            "stddev": 430.2777728,
            "variance": 185138.9617
          },
          {
            "average": 12.21228447,
            "count": 5657662,
            "maximum": 385.9101932,
            "minimum": 2.750193155,
            "name": "Z",
            "position": 2,
            "stddev": 8.061687448,
            "variance": 64.9908045
          },
          {
            "average": 37.51969612,
            "count": 5657662,
            "maximum": 349,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 35.15426811,
            "variance": 1235.822566
          },
          {
            "average": 1.748811435,
            "count": 5657662,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9093855139,
            "variance": 0.826982013
          },
          {
            "average": 2.497624284,
            "count": 5657662,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.082361941,
            "variance": 1.171507372
          },
          {
            "average": 0.509043665,
            "count": 5657662,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999182496,
            "variance": 0.2499182563
          },
          {
            "average": 0.001202086657,
            "count": 5657662,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03465027932,
            "variance": 0.001200641857
          },
          {
            "average": 3.948652995,
            "count": 5657662,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.467571679,
            "variance": 2.153766634
          },
          {
            "average": 0.1679190166,
            "count": 5657662,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.981656393,
            "variance": 15.85358763
          },
          {
            "average": 0,
            "count": 5657662,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3619.516027,
            "count": 5657662,
            "maximum": 3801,
            "minimum": 3502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.47185702,
            "variance": 5252.170059
          },
          {
            "average": -24216265.06,
            "count": 5657662,
            "maximum": -24208747.96,
            "minimum": -24217338.78,
            "name": "GpsTime",
            "position": 12,
            "stddev": 1321.630406,
            "variance": 1746706.931
          },
          {
            "average": 0,
            "count": 5657662,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5657662,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5657662,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5657662,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5657662,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          610999.9999,
          3370999.978,
          2.750193155,
          612500.0199,
          3372499.998,
          385.9101932
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                610999.9999431397,
                3370999.9778196076,
                2.750193154708029
              ],
              [
                610999.9999431397,
                3372499.997819607,
                2.750193154708029
              ],
              [
                612500.0199431397,
                3372499.997819607,
                385.91019315470805
              ],
              [
                612500.0199431397,
                3370999.9778196076,
                385.91019315470805
              ],
              [
                610999.9999431397,
                3370999.9778196076,
                2.750193154708029
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:07:32+00:00",
        "end_time": "2010-12-07T18:44:21+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC07.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC07.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC07.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC07.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84371391,
            30.46593522,
            2.750193155,
            -91.82792884,
            30.479608,
            385.9101932
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.8437139050164,
                  30.46607464782664,
                  2.750193154708029
                ],
                [
                  -91.84355396888358,
                  30.479607999946346,
                  2.750193154708029
                ],
                [
                  -91.82792884200897,
                  30.47946849280017,
                  385.91019315470805
                ],
                [
                  -91.82809093789454,
                  30.465935215664683,
                  385.91019315470805
                ],
                [
                  -91.8437139050164,
                  30.46607464782664,
                  2.750193154708029
                ]
              ]
            ]
          },
          "id": "20101202_AC07.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC07.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:07:32Z",
            "pc:count": 5657662,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611758.282,
                "count": 5657662,
                "maximum": 612500.0199,
                "minimum": 610999.9999,
                "name": "X",
                "position": 0,
                "stddev": 436.7284669,
                "variance": 190731.7538
              },
              {
                "average": 3371735.514,
                "count": 5657662,
                "maximum": 3372499.998,
                "minimum": 3370999.978,
                "name": "Y",
                "position": 1,
                "stddev": 430.2777728,
                "variance": 185138.9617
              },
              {
                "average": 12.21228447,
                "count": 5657662,
                "maximum": 385.9101932,
                "minimum": 2.750193155,
                "name": "Z",
                "position": 2,
                "stddev": 8.061687448,
                "variance": 64.9908045
              },
              {
                "average": 37.51969612,
                "count": 5657662,
                "maximum": 349,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 35.15426811,
                "variance": 1235.822566
              },
              {
                "average": 1.748811435,
                "count": 5657662,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9093855139,
                "variance": 0.826982013
              },
              {
                "average": 2.497624284,
                "count": 5657662,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.082361941,
                "variance": 1.171507372
              },
              {
                "average": 0.509043665,
                "count": 5657662,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999182496,
                "variance": 0.2499182563
              },
              {
                "average": 0.001202086657,
                "count": 5657662,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03465027932,
                "variance": 0.001200641857
              },
              {
                "average": 3.948652995,
                "count": 5657662,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.467571679,
                "variance": 2.153766634
              },
              {
                "average": 0.1679190166,
                "count": 5657662,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.981656393,
                "variance": 15.85358763
              },
              {
                "average": 0,
                "count": 5657662,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3619.516027,
                "count": 5657662,
                "maximum": 3801,
                "minimum": 3502,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.47185702,
                "variance": 5252.170059
              },
              {
                "average": -24216265.06,
                "count": 5657662,
                "maximum": -24208747.96,
                "minimum": -24217338.78,
                "name": "GpsTime",
                "position": 12,
                "stddev": 1321.630406,
                "variance": 1746706.931
              },
              {
                "average": 0,
                "count": 5657662,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5657662,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5657662,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5657662,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5657662,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              610999.9999,
              3370999.978,
              2.750193155,
              612500.0199,
              3372499.998,
              385.9101932
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    610999.9999431397,
                    3370999.9778196076,
                    2.750193154708029
                  ],
                  [
                    610999.9999431397,
                    3372499.997819607,
                    2.750193154708029
                  ],
                  [
                    612500.0199431397,
                    3372499.997819607,
                    385.91019315470805
                  ],
                  [
                    612500.0199431397,
                    3370999.9778196076,
                    385.91019315470805
                  ],
                  [
                    610999.9999431397,
                    3370999.9778196076,
                    2.750193154708029
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:07:32+00:00",
            "end_time": "2010-12-07T18:44:21+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": "20101202_AH10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.76611272419359,
              30.42476027020192,
              2.918024265257827
            ],
            [
              -91.76594233704672,
              30.43829332422733,
              2.918024265257827
            ],
            [
              -91.75032424827714,
              30.43814470051774,
              498.03802426525783
            ],
            [
              -91.75049679046462,
              30.424611726439654,
              498.03802426525783
            ],
            [
              -91.76611272419359,
              30.42476027020192,
              2.918024265257827
            ]
          ]
        ]
      },
      "bbox": [
        -91.76611272,
        30.42461173,
        2.918024265,
        -91.75032425,
        30.43829332,
        498.0380243
      ],
      "properties": {
        "datetime": "2010-12-07T17:40:56Z",
        "pc:count": 4182486,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619291.4248,
            "count": 4182486,
            "maximum": 620000.0201,
            "minimum": 618500.0001,
            "name": "X",
            "position": 0,
            "stddev": 436.5671127,
            "variance": 190590.8439
          },
          {
            "average": 3367261.119,
            "count": 4182486,
            "maximum": 3367999.999,
            "minimum": 3366499.979,
            "name": "Y",
            "position": 1,
            "stddev": 431.960061,
            "variance": 186589.4943
          },
          {
            "average": 9.640294826,
            "count": 4182486,
            "maximum": 498.0380243,
            "minimum": 2.918024265,
            "name": "Z",
            "position": 2,
            "stddev": 5.04065915,
            "variance": 25.40824466
          },
          {
            "average": 63.72904512,
            "count": 4182486,
            "maximum": 286,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 49.48493302,
            "variance": 2448.758596
          },
          {
            "average": 1.388922999,
            "count": 4182486,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.6873107682,
            "variance": 0.4723960921
          },
          {
            "average": 1.777678156,
            "count": 4182486,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9363817899,
            "variance": 0.8768108564
          },
          {
            "average": 0.5054656489,
            "count": 4182486,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999701856,
            "variance": 0.2499701864
          },
          {
            "average": 0.001214588644,
            "count": 4182486,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03482978192,
            "variance": 0.001213113709
          },
          {
            "average": 3.364157346,
            "count": 4182486,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.526562272,
            "variance": 2.330392371
          },
          {
            "average": 0.2868037503,
            "count": 4182486,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.930366744,
            "variance": 15.44778274
          },
          {
            "average": 0,
            "count": 4182486,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3013.068757,
            "count": 4182486,
            "maximum": 3201,
            "minimum": 2902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.28883238,
            "variance": 5082.097622
          },
          {
            "average": -24223075.49,
            "count": 4182486,
            "maximum": -24221143.1,
            "minimum": -24224127.79,
            "name": "GpsTime",
            "position": 12,
            "stddev": 839.1494524,
            "variance": 704171.8034
          },
          {
            "average": 0,
            "count": 4182486,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4182486,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4182486,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4182486,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4182486,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618500.0001,
          3366499.979,
          2.918024265,
          620000.0201,
          3367999.999,
          498.0380243
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618500.0000716283,
                3366499.979036532,
                2.918024265257827
              ],
              [
                618500.0000716283,
                3367999.9990365314,
                2.918024265257827
              ],
              [
                620000.0200716283,
                3367999.9990365314,
                498.03802426525783
              ],
              [
                620000.0200716283,
                3366499.979036532,
                498.03802426525783
              ],
              [
                618500.0000716283,
                3366499.979036532,
                2.918024265257827
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:40:56+00:00",
        "end_time": "2010-12-07T16:51:12+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.76611272,
            30.42461173,
            2.918024265,
            -91.75032425,
            30.43829332,
            498.0380243
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.76611272419359,
                  30.42476027020192,
                  2.918024265257827
                ],
                [
                  -91.76594233704672,
                  30.43829332422733,
                  2.918024265257827
                ],
                [
                  -91.75032424827714,
                  30.43814470051774,
                  498.03802426525783
                ],
                [
                  -91.75049679046462,
                  30.424611726439654,
                  498.03802426525783
                ],
                [
                  -91.76611272419359,
                  30.42476027020192,
                  2.918024265257827
                ]
              ]
            ]
          },
          "id": "20101202_AH10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:40:56Z",
            "pc:count": 4182486,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619291.4248,
                "count": 4182486,
                "maximum": 620000.0201,
                "minimum": 618500.0001,
                "name": "X",
                "position": 0,
                "stddev": 436.5671127,
                "variance": 190590.8439
              },
              {
                "average": 3367261.119,
                "count": 4182486,
                "maximum": 3367999.999,
                "minimum": 3366499.979,
                "name": "Y",
                "position": 1,
                "stddev": 431.960061,
                "variance": 186589.4943
              },
              {
                "average": 9.640294826,
                "count": 4182486,
                "maximum": 498.0380243,
                "minimum": 2.918024265,
                "name": "Z",
                "position": 2,
                "stddev": 5.04065915,
                "variance": 25.40824466
              },
              {
                "average": 63.72904512,
                "count": 4182486,
                "maximum": 286,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 49.48493302,
                "variance": 2448.758596
              },
              {
                "average": 1.388922999,
                "count": 4182486,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.6873107682,
                "variance": 0.4723960921
              },
              {
                "average": 1.777678156,
                "count": 4182486,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9363817899,
                "variance": 0.8768108564
              },
              {
                "average": 0.5054656489,
                "count": 4182486,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999701856,
                "variance": 0.2499701864
              },
              {
                "average": 0.001214588644,
                "count": 4182486,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03482978192,
                "variance": 0.001213113709
              },
              {
                "average": 3.364157346,
                "count": 4182486,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.526562272,
                "variance": 2.330392371
              },
              {
                "average": 0.2868037503,
                "count": 4182486,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.930366744,
                "variance": 15.44778274
              },
              {
                "average": 0,
                "count": 4182486,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3013.068757,
                "count": 4182486,
                "maximum": 3201,
                "minimum": 2902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.28883238,
                "variance": 5082.097622
              },
              {
                "average": -24223075.49,
                "count": 4182486,
                "maximum": -24221143.1,
                "minimum": -24224127.79,
                "name": "GpsTime",
                "position": 12,
                "stddev": 839.1494524,
                "variance": 704171.8034
              },
              {
                "average": 0,
                "count": 4182486,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4182486,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4182486,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4182486,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4182486,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618500.0001,
              3366499.979,
              2.918024265,
              620000.0201,
              3367999.999,
              498.0380243
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618500.0000716283,
                    3366499.979036532,
                    2.918024265257827
                  ],
                  [
                    618500.0000716283,
                    3367999.9990365314,
                    2.918024265257827
                  ],
                  [
                    620000.0200716283,
                    3367999.9990365314,
                    498.03802426525783
                  ],
                  [
                    620000.0200716283,
                    3366499.979036532,
                    498.03802426525783
                  ],
                  [
                    618500.0000716283,
                    3366499.979036532,
                    2.918024265257827
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:40:56+00:00",
            "end_time": "2010-12-07T16:51:12+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": "20101202_AN15.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.67333487955166,
              30.35617867234983,
              3.901185587852225
            ],
            [
              -91.67315218406617,
              30.369711376930955,
              3.901185587852225
            ],
            [
              -91.65754557789255,
              30.36955197475647,
              53.82118558785223
            ],
            [
              -91.65773042070927,
              30.35601935603434,
              53.82118558785223
            ],
            [
              -91.67333487955166,
              30.35617867234983,
              3.901185587852225
            ]
          ]
        ]
      },
      "bbox": [
        -91.67333488,
        30.35601936,
        3.901185588,
        -91.65754558,
        30.36971138,
        53.82118559
      ],
      "properties": {
        "datetime": "2010-12-07T15:52:11Z",
        "pc:count": 5836887,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628252.9212,
            "count": 5836887,
            "maximum": 629000.0183,
            "minimum": 627499.9983,
            "name": "X",
            "position": 0,
            "stddev": 435.6473663,
            "variance": 189788.6278
          },
          {
            "average": 3359758.209,
            "count": 5836887,
            "maximum": 3360499.998,
            "minimum": 3358999.978,
            "name": "Y",
            "position": 1,
            "stddev": 420.2611542,
            "variance": 176619.4377
          },
          {
            "average": 12.84928695,
            "count": 5836887,
            "maximum": 53.82118559,
            "minimum": 3.901185588,
            "name": "Z",
            "position": 2,
            "stddev": 7.527746072,
            "variance": 56.66696093
          },
          {
            "average": 48.95941981,
            "count": 5836887,
            "maximum": 4843,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 45.69697335,
            "variance": 2088.213373
          },
          {
            "average": 1.734512421,
            "count": 5836887,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8557395087,
            "variance": 0.7322901067
          },
          {
            "average": 2.469097483,
            "count": 5836887,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9606357938,
            "variance": 0.9228211282
          },
          {
            "average": 0.5058744499,
            "count": 5836887,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999655325,
            "variance": 0.2499655337
          },
          {
            "average": 0.001200811323,
            "count": 5836887,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03463191563,
            "variance": 0.001199369581
          },
          {
            "average": 3.631712932,
            "count": 5836887,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.529921685,
            "variance": 2.340660363
          },
          {
            "average": 0.4790522556,
            "count": 5836887,
            "maximum": 9,
            "minimum": -9,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.108596841,
            "variance": 16.880568
          },
          {
            "average": 0,
            "count": 5836887,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2455.680561,
            "count": 5836887,
            "maximum": 2601,
            "minimum": 2302,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.4848246,
            "variance": 5110.080148
          },
          {
            "average": -24284957.72,
            "count": 5836887,
            "maximum": -24227668.26,
            "minimum": -24290707.57,
            "name": "GpsTime",
            "position": 12,
            "stddev": 15624.7526,
            "variance": 244132893.9
          },
          {
            "average": 0,
            "count": 5836887,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5836887,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5836887,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5836887,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5836887,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627499.9983,
          3358999.978,
          3.901185588,
          629000.0183,
          3360499.998,
          53.82118559
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627499.9982949069,
                3358999.9777628146,
                3.901185587852225
              ],
              [
                627499.9982949069,
                3360499.997762814,
                3.901185587852225
              ],
              [
                629000.018294907,
                3360499.997762814,
                53.82118558785223
              ],
              [
                629000.018294907,
                3358999.9777628146,
                53.82118558785223
              ],
              [
                627499.9982949069,
                3358999.9777628146,
                3.901185587852225
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T15:52:11+00:00",
        "end_time": "2010-12-06T22:21:32+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN15.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN15.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN15.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN15.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67333488,
            30.35601936,
            3.901185588,
            -91.65754558,
            30.36971138,
            53.82118559
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.67333487955166,
                  30.35617867234983,
                  3.901185587852225
                ],
                [
                  -91.67315218406617,
                  30.369711376930955,
                  3.901185587852225
                ],
                [
                  -91.65754557789255,
                  30.36955197475647,
                  53.82118558785223
                ],
                [
                  -91.65773042070927,
                  30.35601935603434,
                  53.82118558785223
                ],
                [
                  -91.67333487955166,
                  30.35617867234983,
                  3.901185587852225
                ]
              ]
            ]
          },
          "id": "20101202_AN15.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN15.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T15:52:11Z",
            "pc:count": 5836887,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628252.9212,
                "count": 5836887,
                "maximum": 629000.0183,
                "minimum": 627499.9983,
                "name": "X",
                "position": 0,
                "stddev": 435.6473663,
                "variance": 189788.6278
              },
              {
                "average": 3359758.209,
                "count": 5836887,
                "maximum": 3360499.998,
                "minimum": 3358999.978,
                "name": "Y",
                "position": 1,
                "stddev": 420.2611542,
                "variance": 176619.4377
              },
              {
                "average": 12.84928695,
                "count": 5836887,
                "maximum": 53.82118559,
                "minimum": 3.901185588,
                "name": "Z",
                "position": 2,
                "stddev": 7.527746072,
                "variance": 56.66696093
              },
              {
                "average": 48.95941981,
                "count": 5836887,
                "maximum": 4843,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 45.69697335,
                "variance": 2088.213373
              },
              {
                "average": 1.734512421,
                "count": 5836887,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8557395087,
                "variance": 0.7322901067
              },
              {
                "average": 2.469097483,
                "count": 5836887,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9606357938,
                "variance": 0.9228211282
              },
              {
                "average": 0.5058744499,
                "count": 5836887,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999655325,
                "variance": 0.2499655337
              },
              {
                "average": 0.001200811323,
                "count": 5836887,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03463191563,
                "variance": 0.001199369581
              },
              {
                "average": 3.631712932,
                "count": 5836887,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.529921685,
                "variance": 2.340660363
              },
              {
                "average": 0.4790522556,
                "count": 5836887,
                "maximum": 9,
                "minimum": -9,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.108596841,
                "variance": 16.880568
              },
              {
                "average": 0,
                "count": 5836887,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2455.680561,
                "count": 5836887,
                "maximum": 2601,
                "minimum": 2302,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.4848246,
                "variance": 5110.080148
              },
              {
                "average": -24284957.72,
                "count": 5836887,
                "maximum": -24227668.26,
                "minimum": -24290707.57,
                "name": "GpsTime",
                "position": 12,
                "stddev": 15624.7526,
                "variance": 244132893.9
              },
              {
                "average": 0,
                "count": 5836887,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5836887,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5836887,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5836887,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5836887,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627499.9983,
              3358999.978,
              3.901185588,
              629000.0183,
              3360499.998,
              53.82118559
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627499.9982949069,
                    3358999.9777628146,
                    3.901185587852225
                  ],
                  [
                    627499.9982949069,
                    3360499.997762814,
                    3.901185587852225
                  ],
                  [
                    629000.018294907,
                    3360499.997762814,
                    53.82118558785223
                  ],
                  [
                    629000.018294907,
                    3358999.9777628146,
                    53.82118558785223
                  ],
                  [
                    627499.9982949069,
                    3358999.9777628146,
                    3.901185587852225
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T15:52:11+00:00",
            "end_time": "2010-12-06T22:21:32+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": "20101202_AK21.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72120335198746,
              30.275448183223997,
              2.080656654621691
            ],
            [
              -91.72102781515186,
              30.288981313047902,
              2.080656654621691
            ],
            [
              -91.70543370461418,
              30.28882799638957,
              127.02065665462169
            ],
            [
              -91.70561138026798,
              30.27529494928172,
              127.02065665462169
            ],
            [
              -91.72120335198746,
              30.275448183223997,
              2.080656654621691
            ]
          ]
        ]
      },
      "bbox": [
        -91.72120335,
        30.27529495,
        2.080656655,
        -91.7054337,
        30.28898131,
        127.0206567
      ],
      "properties": {
        "datetime": "2010-12-07T21:13:58Z",
        "pc:count": 5399804,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623769.7462,
            "count": 5399804,
            "maximum": 624500.0197,
            "minimum": 622999.9997,
            "name": "X",
            "position": 0,
            "stddev": 438.0590896,
            "variance": 191895.766
          },
          {
            "average": 3350723.089,
            "count": 5399804,
            "maximum": 3351499.998,
            "minimum": 3349999.978,
            "name": "Y",
            "position": 1,
            "stddev": 428.2609527,
            "variance": 183407.4436
          },
          {
            "average": 9.778920069,
            "count": 5399804,
            "maximum": 127.0206567,
            "minimum": 2.080656655,
            "name": "Z",
            "position": 2,
            "stddev": 7.100023358,
            "variance": 50.41033169
          },
          {
            "average": 38.62279779,
            "count": 5399804,
            "maximum": 1206,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 34.87740473,
            "variance": 1216.433361
          },
          {
            "average": 1.688339614,
            "count": 5399804,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8675197125,
            "variance": 0.7525904515
          },
          {
            "average": 2.376706451,
            "count": 5399804,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.046737153,
            "variance": 1.095658668
          },
          {
            "average": 0.5073682304,
            "count": 5399804,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999457525,
            "variance": 0.2499457555
          },
          {
            "average": 0.001195228568,
            "count": 5399804,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03455141411,
            "variance": 0.001193800217
          },
          {
            "average": 3.850114375,
            "count": 5399804,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.476334926,
            "variance": 2.179564814
          },
          {
            "average": 0.2759464385,
            "count": 5399804,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.991481097,
            "variance": 15.93192135
          },
          {
            "average": 0,
            "count": 5399804,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3686.601938,
            "count": 5399804,
            "maximum": 3802,
            "minimum": 3501,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 72.0149404,
            "variance": 5186.151641
          },
          {
            "average": -24214538.8,
            "count": 5399804,
            "maximum": -24208361.4,
            "minimum": -24217713.53,
            "name": "GpsTime",
            "position": 12,
            "stddev": 2958.330494,
            "variance": 8751719.309
          },
          {
            "average": 0,
            "count": 5399804,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5399804,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5399804,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5399804,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5399804,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9997,
          3349999.978,
          2.080656655,
          624500.0197,
          3351499.998,
          127.0206567
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9996564242,
                3349999.9779804153,
                2.080656654621691
              ],
              [
                622999.9996564242,
                3351499.997980415,
                2.080656654621691
              ],
              [
                624500.0196564242,
                3351499.997980415,
                127.02065665462169
              ],
              [
                624500.0196564242,
                3349999.9779804153,
                127.02065665462169
              ],
              [
                622999.9996564242,
                3349999.9779804153,
                2.080656654621691
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:13:58+00:00",
        "end_time": "2010-12-07T18:38:06+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK21.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK21.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK21.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK21.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.72120335,
            30.27529495,
            2.080656655,
            -91.7054337,
            30.28898131,
            127.0206567
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72120335198746,
                  30.275448183223997,
                  2.080656654621691
                ],
                [
                  -91.72102781515186,
                  30.288981313047902,
                  2.080656654621691
                ],
                [
                  -91.70543370461418,
                  30.28882799638957,
                  127.02065665462169
                ],
                [
                  -91.70561138026798,
                  30.27529494928172,
                  127.02065665462169
                ],
                [
                  -91.72120335198746,
                  30.275448183223997,
                  2.080656654621691
                ]
              ]
            ]
          },
          "id": "20101202_AK21.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK21.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:13:58Z",
            "pc:count": 5399804,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623769.7462,
                "count": 5399804,
                "maximum": 624500.0197,
                "minimum": 622999.9997,
                "name": "X",
                "position": 0,
                "stddev": 438.0590896,
                "variance": 191895.766
              },
              {
                "average": 3350723.089,
                "count": 5399804,
                "maximum": 3351499.998,
                "minimum": 3349999.978,
                "name": "Y",
                "position": 1,
                "stddev": 428.2609527,
                "variance": 183407.4436
              },
              {
                "average": 9.778920069,
                "count": 5399804,
                "maximum": 127.0206567,
                "minimum": 2.080656655,
                "name": "Z",
                "position": 2,
                "stddev": 7.100023358,
                "variance": 50.41033169
              },
              {
                "average": 38.62279779,
                "count": 5399804,
                "maximum": 1206,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 34.87740473,
                "variance": 1216.433361
              },
              {
                "average": 1.688339614,
                "count": 5399804,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8675197125,
                "variance": 0.7525904515
              },
              {
                "average": 2.376706451,
                "count": 5399804,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.046737153,
                "variance": 1.095658668
              },
              {
                "average": 0.5073682304,
                "count": 5399804,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999457525,
                "variance": 0.2499457555
              },
              {
                "average": 0.001195228568,
                "count": 5399804,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03455141411,
                "variance": 0.001193800217
              },
              {
                "average": 3.850114375,
                "count": 5399804,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.476334926,
                "variance": 2.179564814
              },
              {
                "average": 0.2759464385,
                "count": 5399804,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.991481097,
                "variance": 15.93192135
              },
              {
                "average": 0,
                "count": 5399804,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3686.601938,
                "count": 5399804,
                "maximum": 3802,
                "minimum": 3501,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 72.0149404,
                "variance": 5186.151641
              },
              {
                "average": -24214538.8,
                "count": 5399804,
                "maximum": -24208361.4,
                "minimum": -24217713.53,
                "name": "GpsTime",
                "position": 12,
                "stddev": 2958.330494,
                "variance": 8751719.309
              },
              {
                "average": 0,
                "count": 5399804,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5399804,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5399804,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5399804,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5399804,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9997,
              3349999.978,
              2.080656655,
              624500.0197,
              3351499.998,
              127.0206567
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9996564242,
                    3349999.9779804153,
                    2.080656654621691
                  ],
                  [
                    622999.9996564242,
                    3351499.997980415,
                    2.080656654621691
                  ],
                  [
                    624500.0196564242,
                    3351499.997980415,
                    127.02065665462169
                  ],
                  [
                    624500.0196564242,
                    3349999.9779804153,
                    127.02065665462169
                  ],
                  [
                    622999.9996564242,
                    3349999.9779804153,
                    2.080656654621691
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:13:58+00:00",
            "end_time": "2010-12-07T18:38:06+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": "20101202_AM10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.68803528950181,
              30.42399888470322,
              3.582348240886546
            ],
            [
              -91.68785412797936,
              30.43753152895129,
              3.582348240886546
            ],
            [
              -91.67223663906884,
              30.437373565027112,
              309.16234824088656
            ],
            [
              -91.6724199552864,
              30.423841005749335,
              309.16234824088656
            ],
            [
              -91.68803528950181,
              30.42399888470322,
              3.582348240886546
            ]
          ]
        ]
      },
      "bbox": [
        -91.68803529,
        30.42384101,
        3.582348241,
        -91.67223664,
        30.43753153,
        309.1623482
      ],
      "properties": {
        "datetime": "2010-12-06T22:00:18Z",
        "pc:count": 6330528,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 626722.2933,
            "count": 6330528,
            "maximum": 627500.0193,
            "minimum": 625999.9993,
            "name": "X",
            "position": 0,
            "stddev": 433.5810314,
            "variance": 187992.5108
          },
          {
            "average": 3367249.51,
            "count": 6330528,
            "maximum": 3367999.998,
            "minimum": 3366499.978,
            "name": "Y",
            "position": 1,
            "stddev": 427.2449631,
            "variance": 182538.2585
          },
          {
            "average": 14.19245441,
            "count": 6330528,
            "maximum": 309.1623482,
            "minimum": 3.582348241,
            "name": "Z",
            "position": 2,
            "stddev": 8.851405715,
            "variance": 78.34738314
          },
          {
            "average": 45.93391183,
            "count": 6330528,
            "maximum": 365,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.02809904,
            "variance": 1851.417307
          },
          {
            "average": 1.767747493,
            "count": 6330528,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.871595675,
            "variance": 0.7596790206
          },
          {
            "average": 2.535624675,
            "count": 6330528,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9601283487,
            "variance": 0.921846446
          },
          {
            "average": 0.5067822147,
            "count": 6330528,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999540389,
            "variance": 0.249954041
          },
          {
            "average": 0.001199268055,
            "count": 6330528,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03460968073,
            "variance": 0.00119783
          },
          {
            "average": 3.736238589,
            "count": 6330528,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.466268255,
            "variance": 2.149942595
          },
          {
            "average": 0.462110951,
            "count": 6330528,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.986535092,
            "variance": 15.89246204
          },
          {
            "average": 0,
            "count": 6330528,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2089.415783,
            "count": 6330528,
            "maximum": 2201,
            "minimum": 1902,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 70.47600003,
            "variance": 4966.86658
          },
          {
            "average": -24293007.37,
            "count": 6330528,
            "maximum": -24291981.83,
            "minimum": -24294853.55,
            "name": "GpsTime",
            "position": 12,
            "stddev": 797.5196534,
            "variance": 636037.5976
          },
          {
            "average": 0,
            "count": 6330528,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6330528,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6330528,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6330528,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6330528,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          625999.9993,
          3366499.978,
          3.582348241,
          627500.0193,
          3367999.998,
          309.1623482
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                625999.9992626919,
                3366499.9783613896,
                3.582348240886546
              ],
              [
                625999.9992626919,
                3367999.998361389,
                3.582348240886546
              ],
              [
                627500.019262692,
                3367999.998361389,
                309.16234824088656
              ],
              [
                627500.019262692,
                3366499.9783613896,
                309.16234824088656
              ],
              [
                625999.9992626919,
                3366499.9783613896,
                3.582348240886546
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-06T22:00:18+00:00",
        "end_time": "2010-12-06T21:12:26+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AM10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AM10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AM10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.68803529,
            30.42384101,
            3.582348241,
            -91.67223664,
            30.43753153,
            309.1623482
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.68803528950181,
                  30.42399888470322,
                  3.582348240886546
                ],
                [
                  -91.68785412797936,
                  30.43753152895129,
                  3.582348240886546
                ],
                [
                  -91.67223663906884,
                  30.437373565027112,
                  309.16234824088656
                ],
                [
                  -91.6724199552864,
                  30.423841005749335,
                  309.16234824088656
                ],
                [
                  -91.68803528950181,
                  30.42399888470322,
                  3.582348240886546
                ]
              ]
            ]
          },
          "id": "20101202_AM10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AM10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-06T22:00:18Z",
            "pc:count": 6330528,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 626722.2933,
                "count": 6330528,
                "maximum": 627500.0193,
                "minimum": 625999.9993,
                "name": "X",
                "position": 0,
                "stddev": 433.5810314,
                "variance": 187992.5108
              },
              {
                "average": 3367249.51,
                "count": 6330528,
                "maximum": 3367999.998,
                "minimum": 3366499.978,
                "name": "Y",
                "position": 1,
                "stddev": 427.2449631,
                "variance": 182538.2585
              },
              {
                "average": 14.19245441,
                "count": 6330528,
                "maximum": 309.1623482,
                "minimum": 3.582348241,
                "name": "Z",
                "position": 2,
                "stddev": 8.851405715,
                "variance": 78.34738314
              },
              {
                "average": 45.93391183,
                "count": 6330528,
                "maximum": 365,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.02809904,
                "variance": 1851.417307
              },
              {
                "average": 1.767747493,
                "count": 6330528,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.871595675,
                "variance": 0.7596790206
              },
              {
                "average": 2.535624675,
                "count": 6330528,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9601283487,
                "variance": 0.921846446
              },
              {
                "average": 0.5067822147,
                "count": 6330528,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999540389,
                "variance": 0.249954041
              },
              {
                "average": 0.001199268055,
                "count": 6330528,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03460968073,
                "variance": 0.00119783
              },
              {
                "average": 3.736238589,
                "count": 6330528,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.466268255,
                "variance": 2.149942595
              },
              {
                "average": 0.462110951,
                "count": 6330528,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.986535092,
                "variance": 15.89246204
              },
              {
                "average": 0,
                "count": 6330528,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2089.415783,
                "count": 6330528,
                "maximum": 2201,
                "minimum": 1902,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 70.47600003,
                "variance": 4966.86658
              },
              {
                "average": -24293007.37,
                "count": 6330528,
                "maximum": -24291981.83,
                "minimum": -24294853.55,
                "name": "GpsTime",
                "position": 12,
                "stddev": 797.5196534,
                "variance": 636037.5976
              },
              {
                "average": 0,
                "count": 6330528,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6330528,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6330528,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6330528,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6330528,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              625999.9993,
              3366499.978,
              3.582348241,
              627500.0193,
              3367999.998,
              309.1623482
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    625999.9992626919,
                    3366499.9783613896,
                    3.582348240886546
                  ],
                  [
                    625999.9992626919,
                    3367999.998361389,
                    3.582348240886546
                  ],
                  [
                    627500.019262692,
                    3367999.998361389,
                    309.16234824088656
                  ],
                  [
                    627500.019262692,
                    3366499.9783613896,
                    309.16234824088656
                  ],
                  [
                    625999.9992626919,
                    3366499.9783613896,
                    3.582348240886546
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-06T22:00:18+00:00",
            "end_time": "2010-12-06T21:12:26+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": "20101202_AO21.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65883702509316,
              30.274824131929037,
              1.526699253739764
            ],
            [
              -91.65865293351709,
              30.288356924883793,
              1.526699253739764
            ],
            [
              -91.64305931435787,
              30.2881961807077,
              145.40669925373976
            ],
            [
              -91.6432455444704,
              30.274663474475158,
              145.40669925373976
            ],
            [
              -91.65883702509316,
              30.274824131929037,
              1.526699253739764
            ]
          ]
        ]
      },
      "bbox": [
        -91.65883703,
        30.27466347,
        1.526699254,
        -91.64305931,
        30.28835692,
        145.4066993
      ],
      "properties": {
        "datetime": "2010-12-07T17:23:32Z",
        "pc:count": 4423646,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629613.7258,
            "count": 4423646,
            "maximum": 630500.0197,
            "minimum": 628999.9997,
            "name": "X",
            "position": 0,
            "stddev": 395.5387462,
            "variance": 156450.8998
          },
          {
            "average": 3350653.04,
            "count": 4423646,
            "maximum": 3351499.999,
            "minimum": 3349999.979,
            "name": "Y",
            "position": 1,
            "stddev": 459.0296645,
            "variance": 210708.2329
          },
          {
            "average": 12.02443715,
            "count": 4423646,
            "maximum": 145.4066993,
            "minimum": 1.526699254,
            "name": "Z",
            "position": 2,
            "stddev": 8.270745616,
            "variance": 68.40523304
          },
          {
            "average": 45.51620541,
            "count": 4423646,
            "maximum": 3139,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.94655585,
            "variance": 1844.406659
          },
          {
            "average": 1.642681173,
            "count": 4423646,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.877177017,
            "variance": 0.7694395191
          },
          {
            "average": 2.285305379,
            "count": 4423646,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.119180507,
            "variance": 1.252565008
          },
          {
            "average": 0.5088971857,
            "count": 4423646,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999208903,
            "variance": 0.2499208966
          },
          {
            "average": 0.001326507591,
            "count": 4423646,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03639709148,
            "variance": 0.001324748268
          },
          {
            "average": 3.783647019,
            "count": 4423646,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.718041703,
            "variance": 2.951667294
          },
          {
            "average": -0.8469628013,
            "count": 4423646,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.843398114,
            "variance": 14.77170907
          },
          {
            "average": 0,
            "count": 4423646,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2960.379279,
            "count": 4423646,
            "maximum": 3101,
            "minimum": 2802,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 64.72542248,
            "variance": 4189.380315
          },
          {
            "average": -24223652.29,
            "count": 4423646,
            "maximum": -24222187.2,
            "minimum": -24225339.79,
            "name": "GpsTime",
            "position": 12,
            "stddev": 791.1382374,
            "variance": 625899.7107
          },
          {
            "average": 0,
            "count": 4423646,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4423646,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4423646,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4423646,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4423646,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          628999.9997,
          3349999.979,
          1.526699254,
          630500.0197,
          3351499.999,
          145.4066993
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                628999.9997332691,
                3349999.979270597,
                1.526699253739764
              ],
              [
                628999.9997332691,
                3351499.9992705965,
                1.526699253739764
              ],
              [
                630500.0197332691,
                3351499.9992705965,
                145.40669925373976
              ],
              [
                630500.0197332691,
                3349999.979270597,
                145.40669925373976
              ],
              [
                628999.9997332691,
                3349999.979270597,
                1.526699253739764
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:23:32+00:00",
        "end_time": "2010-12-07T16:31:00+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO21.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO21.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO21.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO21.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65883703,
            30.27466347,
            1.526699254,
            -91.64305931,
            30.28835692,
            145.4066993
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65883702509316,
                  30.274824131929037,
                  1.526699253739764
                ],
                [
                  -91.65865293351709,
                  30.288356924883793,
                  1.526699253739764
                ],
                [
                  -91.64305931435787,
                  30.2881961807077,
                  145.40669925373976
                ],
                [
                  -91.6432455444704,
                  30.274663474475158,
                  145.40669925373976
                ],
                [
                  -91.65883702509316,
                  30.274824131929037,
                  1.526699253739764
                ]
              ]
            ]
          },
          "id": "20101202_AO21.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO21.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:23:32Z",
            "pc:count": 4423646,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629613.7258,
                "count": 4423646,
                "maximum": 630500.0197,
                "minimum": 628999.9997,
                "name": "X",
                "position": 0,
                "stddev": 395.5387462,
                "variance": 156450.8998
              },
              {
                "average": 3350653.04,
                "count": 4423646,
                "maximum": 3351499.999,
                "minimum": 3349999.979,
                "name": "Y",
                "position": 1,
                "stddev": 459.0296645,
                "variance": 210708.2329
              },
              {
                "average": 12.02443715,
                "count": 4423646,
                "maximum": 145.4066993,
                "minimum": 1.526699254,
                "name": "Z",
                "position": 2,
                "stddev": 8.270745616,
                "variance": 68.40523304
              },
              {
                "average": 45.51620541,
                "count": 4423646,
                "maximum": 3139,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.94655585,
                "variance": 1844.406659
              },
              {
                "average": 1.642681173,
                "count": 4423646,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.877177017,
                "variance": 0.7694395191
              },
              {
                "average": 2.285305379,
                "count": 4423646,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.119180507,
                "variance": 1.252565008
              },
              {
                "average": 0.5088971857,
                "count": 4423646,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999208903,
                "variance": 0.2499208966
              },
              {
                "average": 0.001326507591,
                "count": 4423646,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03639709148,
                "variance": 0.001324748268
              },
              {
                "average": 3.783647019,
                "count": 4423646,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.718041703,
                "variance": 2.951667294
              },
              {
                "average": -0.8469628013,
                "count": 4423646,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.843398114,
                "variance": 14.77170907
              },
              {
                "average": 0,
                "count": 4423646,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2960.379279,
                "count": 4423646,
                "maximum": 3101,
                "minimum": 2802,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 64.72542248,
                "variance": 4189.380315
              },
              {
                "average": -24223652.29,
                "count": 4423646,
                "maximum": -24222187.2,
                "minimum": -24225339.79,
                "name": "GpsTime",
                "position": 12,
                "stddev": 791.1382374,
                "variance": 625899.7107
              },
              {
                "average": 0,
                "count": 4423646,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4423646,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4423646,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4423646,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4423646,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              628999.9997,
              3349999.979,
              1.526699254,
              630500.0197,
              3351499.999,
              145.4066993
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    628999.9997332691,
                    3349999.979270597,
                    1.526699253739764
                  ],
                  [
                    628999.9997332691,
                    3351499.9992705965,
                    1.526699253739764
                  ],
                  [
                    630500.0197332691,
                    3351499.9992705965,
                    145.40669925373976
                  ],
                  [
                    630500.0197332691,
                    3349999.979270597,
                    145.40669925373976
                  ],
                  [
                    628999.9997332691,
                    3349999.979270597,
                    1.526699253739764
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:23:32+00:00",
            "end_time": "2010-12-07T16:31:00+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": "20101202_AC08.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.84387373238502,
              30.452541451920535,
              2.694092238930068
            ],
            [
              -91.84371390465739,
              30.466074832903494,
              2.694092238930068
            ],
            [
              -91.82809093750599,
              30.46593540074072,
              519.8740922389302
            ],
            [
              -91.82825292352297,
              30.452402094721705,
              519.8740922389302
            ],
            [
              -91.84387373238502,
              30.452541451920535,
              2.694092238930068
            ]
          ]
        ]
      },
      "bbox": [
        -91.84387373,
        30.45240209,
        2.694092239,
        -91.82809094,
        30.46607483,
        519.8740922
      ],
      "properties": {
        "datetime": "2010-12-07T21:41:42Z",
        "pc:count": 6164150,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 611706.4933,
            "count": 6164150,
            "maximum": 612500.0198,
            "minimum": 610999.9998,
            "name": "X",
            "position": 0,
            "stddev": 422.0156408,
            "variance": 178097.2011
          },
          {
            "average": 3370262.699,
            "count": 6164150,
            "maximum": 3370999.998,
            "minimum": 3369499.978,
            "name": "Y",
            "position": 1,
            "stddev": 425.3983528,
            "variance": 180963.7586
          },
          {
            "average": 11.41662303,
            "count": 6164150,
            "maximum": 519.8740922,
            "minimum": 2.694092239,
            "name": "Z",
            "position": 2,
            "stddev": 8.228851459,
            "variance": 67.71399633
          },
          {
            "average": 33.4922682,
            "count": 6164150,
            "maximum": 444,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 29.3335983,
            "variance": 860.459989
          },
          {
            "average": 1.798340728,
            "count": 6164150,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9147831541,
            "variance": 0.8368282189
          },
          {
            "average": 2.596808806,
            "count": 6164150,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.036766775,
            "variance": 1.074885345
          },
          {
            "average": 0.5073497563,
            "count": 6164150,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999460187,
            "variance": 0.2499460216
          },
          {
            "average": 0.001214603798,
            "count": 6164150,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03482999759,
            "variance": 0.001213128732
          },
          {
            "average": 3.887678918,
            "count": 6164150,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.463444452,
            "variance": 2.141669665
          },
          {
            "average": 0.001762586647,
            "count": 6164150,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.861729133,
            "variance": 14.91295189
          },
          {
            "average": 0,
            "count": 6164150,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3735.573484,
            "count": 6164150,
            "maximum": 3911,
            "minimum": 3601,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.0974548,
            "variance": 5054.848078
          },
          {
            "average": -24212528.48,
            "count": 6164150,
            "maximum": -24206697.68,
            "minimum": -24216875.06,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3456.489645,
            "variance": 11947320.67
          },
          {
            "average": 0,
            "count": 6164150,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6164150,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6164150,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6164150,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6164150,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          610999.9998,
          3369499.978,
          2.694092239,
          612500.0198,
          3370999.998,
          519.8740922
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                610999.9997676966,
                3369499.9783314792,
                2.694092238930068
              ],
              [
                610999.9997676966,
                3370999.998331479,
                2.694092238930068
              ],
              [
                612500.0197676966,
                3370999.998331479,
                519.8740922389302
              ],
              [
                612500.0197676966,
                3369499.9783314792,
                519.8740922389302
              ],
              [
                610999.9997676966,
                3369499.9783314792,
                2.694092238930068
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:41:42+00:00",
        "end_time": "2010-12-07T18:52:04+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AC08.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AC08.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AC08.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC08.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.84387373,
            30.45240209,
            2.694092239,
            -91.82809094,
            30.46607483,
            519.8740922
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.84387373238502,
                  30.452541451920535,
                  2.694092238930068
                ],
                [
                  -91.84371390465739,
                  30.466074832903494,
                  2.694092238930068
                ],
                [
                  -91.82809093750599,
                  30.46593540074072,
                  519.8740922389302
                ],
                [
                  -91.82825292352297,
                  30.452402094721705,
                  519.8740922389302
                ],
                [
                  -91.84387373238502,
                  30.452541451920535,
                  2.694092238930068
                ]
              ]
            ]
          },
          "id": "20101202_AC08.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AC08.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:41:42Z",
            "pc:count": 6164150,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 611706.4933,
                "count": 6164150,
                "maximum": 612500.0198,
                "minimum": 610999.9998,
                "name": "X",
                "position": 0,
                "stddev": 422.0156408,
                "variance": 178097.2011
              },
              {
                "average": 3370262.699,
                "count": 6164150,
                "maximum": 3370999.998,
                "minimum": 3369499.978,
                "name": "Y",
                "position": 1,
                "stddev": 425.3983528,
                "variance": 180963.7586
              },
              {
                "average": 11.41662303,
                "count": 6164150,
                "maximum": 519.8740922,
                "minimum": 2.694092239,
                "name": "Z",
                "position": 2,
                "stddev": 8.228851459,
                "variance": 67.71399633
              },
              {
                "average": 33.4922682,
                "count": 6164150,
                "maximum": 444,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 29.3335983,
                "variance": 860.459989
              },
              {
                "average": 1.798340728,
                "count": 6164150,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9147831541,
                "variance": 0.8368282189
              },
              {
                "average": 2.596808806,
                "count": 6164150,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.036766775,
                "variance": 1.074885345
              },
              {
                "average": 0.5073497563,
                "count": 6164150,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999460187,
                "variance": 0.2499460216
              },
              {
                "average": 0.001214603798,
                "count": 6164150,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03482999759,
                "variance": 0.001213128732
              },
              {
                "average": 3.887678918,
                "count": 6164150,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.463444452,
                "variance": 2.141669665
              },
              {
                "average": 0.001762586647,
                "count": 6164150,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.861729133,
                "variance": 14.91295189
              },
              {
                "average": 0,
                "count": 6164150,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3735.573484,
                "count": 6164150,
                "maximum": 3911,
                "minimum": 3601,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.0974548,
                "variance": 5054.848078
              },
              {
                "average": -24212528.48,
                "count": 6164150,
                "maximum": -24206697.68,
                "minimum": -24216875.06,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3456.489645,
                "variance": 11947320.67
              },
              {
                "average": 0,
                "count": 6164150,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6164150,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6164150,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6164150,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6164150,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              610999.9998,
              3369499.978,
              2.694092239,
              612500.0198,
              3370999.998,
              519.8740922
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    610999.9997676966,
                    3369499.9783314792,
                    2.694092238930068
                  ],
                  [
                    610999.9997676966,
                    3370999.998331479,
                    2.694092238930068
                  ],
                  [
                    612500.0197676966,
                    3370999.998331479,
                    519.8740922389302
                  ],
                  [
                    612500.0197676966,
                    3369499.9783314792,
                    519.8740922389302
                  ],
                  [
                    610999.9997676966,
                    3369499.9783314792,
                    2.694092238930068
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:41:42+00:00",
            "end_time": "2010-12-07T18:52:04+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": "20101202_AH11.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.7662829896637,
              30.41122735880089,
              2.535683141262069
            ],
            [
              -91.76611271803759,
              30.42476044176955,
              2.535683141262069
            ],
            [
              -91.75049678428134,
              30.424611898005804,
              243.19568314126207
            ],
            [
              -91.75066920948751,
              30.41107889496289,
              243.19568314126207
            ],
            [
              -91.7662829896637,
              30.41122735880089,
              2.535683141262069
            ]
          ]
        ]
      },
      "bbox": [
        -91.76628299,
        30.41107889,
        2.535683141,
        -91.75049678,
        30.42476044,
        243.1956831
      ],
      "properties": {
        "datetime": "2010-12-07T18:05:01Z",
        "pc:count": 5013340,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 619253.5025,
            "count": 5013340,
            "maximum": 620000.0205,
            "minimum": 618500.0005,
            "name": "X",
            "position": 0,
            "stddev": 434.5985312,
            "variance": 188875.8833
          },
          {
            "average": 3365757.047,
            "count": 5013340,
            "maximum": 3366499.998,
            "minimum": 3364999.978,
            "name": "Y",
            "position": 1,
            "stddev": 428.7812356,
            "variance": 183853.348
          },
          {
            "average": 11.72776013,
            "count": 5013340,
            "maximum": 243.1956831,
            "minimum": 2.535683141,
            "name": "Z",
            "position": 2,
            "stddev": 7.843777033,
            "variance": 61.52483815
          },
          {
            "average": 45.38730048,
            "count": 5013340,
            "maximum": 225,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.09014235,
            "variance": 1771.580083
          },
          {
            "average": 1.624143186,
            "count": 5013340,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8424770818,
            "variance": 0.7097676333
          },
          {
            "average": 2.248224537,
            "count": 5013340,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.056220803,
            "variance": 1.115602385
          },
          {
            "average": 0.5102915422,
            "count": 5013340,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998941228,
            "variance": 0.249894134
          },
          {
            "average": 0.001245078132,
            "count": 5013340,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03526369465,
            "variance": 0.00124352816
          },
          {
            "average": 3.755205911,
            "count": 5013340,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.498312159,
            "variance": 2.244939327
          },
          {
            "average": 0.0478905773,
            "count": 5013340,
            "maximum": 7.998000145,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.082326005,
            "variance": 16.66538561
          },
          {
            "average": 0,
            "count": 5013340,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3128.946478,
            "count": 5013340,
            "maximum": 3302,
            "minimum": 3001,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 71.79286487,
            "variance": 5154.215446
          },
          {
            "average": -24221764.71,
            "count": 5013340,
            "maximum": -24219698.58,
            "minimum": -24223380.93,
            "name": "GpsTime",
            "position": 12,
            "stddev": 779.3986265,
            "variance": 607462.219
          },
          {
            "average": 0,
            "count": 5013340,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5013340,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5013340,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5013340,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5013340,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          618500.0005,
          3364999.978,
          2.535683141,
          620000.0205,
          3366499.998,
          243.1956831
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                618500.0004554838,
                3364999.9780574627,
                2.535683141262069
              ],
              [
                618500.0004554838,
                3366499.9980574623,
                2.535683141262069
              ],
              [
                620000.0204554838,
                3366499.9980574623,
                243.19568314126207
              ],
              [
                620000.0204554838,
                3364999.9780574627,
                243.19568314126207
              ],
              [
                618500.0004554838,
                3364999.9780574627,
                2.535683141262069
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T18:05:01+00:00",
        "end_time": "2010-12-07T17:03:39+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AH11.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AH11.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AH11.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH11.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.76628299,
            30.41107889,
            2.535683141,
            -91.75049678,
            30.42476044,
            243.1956831
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.7662829896637,
                  30.41122735880089,
                  2.535683141262069
                ],
                [
                  -91.76611271803759,
                  30.42476044176955,
                  2.535683141262069
                ],
                [
                  -91.75049678428134,
                  30.424611898005804,
                  243.19568314126207
                ],
                [
                  -91.75066920948751,
                  30.41107889496289,
                  243.19568314126207
                ],
                [
                  -91.7662829896637,
                  30.41122735880089,
                  2.535683141262069
                ]
              ]
            ]
          },
          "id": "20101202_AH11.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AH11.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T18:05:01Z",
            "pc:count": 5013340,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 619253.5025,
                "count": 5013340,
                "maximum": 620000.0205,
                "minimum": 618500.0005,
                "name": "X",
                "position": 0,
                "stddev": 434.5985312,
                "variance": 188875.8833
              },
              {
                "average": 3365757.047,
                "count": 5013340,
                "maximum": 3366499.998,
                "minimum": 3364999.978,
                "name": "Y",
                "position": 1,
                "stddev": 428.7812356,
                "variance": 183853.348
              },
              {
                "average": 11.72776013,
                "count": 5013340,
                "maximum": 243.1956831,
                "minimum": 2.535683141,
                "name": "Z",
                "position": 2,
                "stddev": 7.843777033,
                "variance": 61.52483815
              },
              {
                "average": 45.38730048,
                "count": 5013340,
                "maximum": 225,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.09014235,
                "variance": 1771.580083
              },
              {
                "average": 1.624143186,
                "count": 5013340,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8424770818,
                "variance": 0.7097676333
              },
              {
                "average": 2.248224537,
                "count": 5013340,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.056220803,
                "variance": 1.115602385
              },
              {
                "average": 0.5102915422,
                "count": 5013340,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998941228,
                "variance": 0.249894134
              },
              {
                "average": 0.001245078132,
                "count": 5013340,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03526369465,
                "variance": 0.00124352816
              },
              {
                "average": 3.755205911,
                "count": 5013340,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.498312159,
                "variance": 2.244939327
              },
              {
                "average": 0.0478905773,
                "count": 5013340,
                "maximum": 7.998000145,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.082326005,
                "variance": 16.66538561
              },
              {
                "average": 0,
                "count": 5013340,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3128.946478,
                "count": 5013340,
                "maximum": 3302,
                "minimum": 3001,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 71.79286487,
                "variance": 5154.215446
              },
              {
                "average": -24221764.71,
                "count": 5013340,
                "maximum": -24219698.58,
                "minimum": -24223380.93,
                "name": "GpsTime",
                "position": 12,
                "stddev": 779.3986265,
                "variance": 607462.219
              },
              {
                "average": 0,
                "count": 5013340,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5013340,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5013340,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5013340,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5013340,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              618500.0005,
              3364999.978,
              2.535683141,
              620000.0205,
              3366499.998,
              243.1956831
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    618500.0004554838,
                    3364999.9780574627,
                    2.535683141262069
                  ],
                  [
                    618500.0004554838,
                    3366499.9980574623,
                    2.535683141262069
                  ],
                  [
                    620000.0204554838,
                    3366499.9980574623,
                    243.19568314126207
                  ],
                  [
                    620000.0204554838,
                    3364999.9780574627,
                    243.19568314126207
                  ],
                  [
                    618500.0004554838,
                    3364999.9780574627,
                    2.535683141262069
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T18:05:01+00:00",
            "end_time": "2010-12-07T17:03:39+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": "20101202_AF05.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.79651302556287,
              30.492716597829762,
              2.900141207809668
            ],
            [
              -91.79634638466486,
              30.506249664109365,
              2.900141207809668
            ],
            [
              -91.78071726852357,
              30.506104386837134,
              354.34014120780967
            ],
            [
              -91.7808860719105,
              30.49257139860081,
              354.34014120780967
            ],
            [
              -91.79651302556287,
              30.492716597829762,
              2.900141207809668
            ]
          ]
        ]
      },
      "bbox": [
        -91.79651303,
        30.4925714,
        2.900141208,
        -91.78071727,
        30.50624966,
        354.3401412
      ],
      "properties": {
        "datetime": "2010-12-07T17:01:25Z",
        "pc:count": 5276449,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 616284.7771,
            "count": 5276449,
            "maximum": 617000.0195,
            "minimum": 615499.9995,
            "name": "X",
            "position": 0,
            "stddev": 434.2185725,
            "variance": 188545.7687
          },
          {
            "average": 3374759.532,
            "count": 5276449,
            "maximum": 3375499.997,
            "minimum": 3373999.977,
            "name": "Y",
            "position": 1,
            "stddev": 445.1203575,
            "variance": 198132.1326
          },
          {
            "average": 11.86630446,
            "count": 5276449,
            "maximum": 354.3401412,
            "minimum": 2.900141208,
            "name": "Z",
            "position": 2,
            "stddev": 7.424955676,
            "variance": 55.12996679
          },
          {
            "average": 52.53881218,
            "count": 5276449,
            "maximum": 6797,
            "minimum": 1,
            "name": "Intensity",
            "position": 3,
            "stddev": 52.86671261,
            "variance": 2794.889302
          },
          {
            "average": 1.639211523,
            "count": 5276449,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.848590329,
            "variance": 0.7201055464
          },
          {
            "average": 2.278440671,
            "count": 5276449,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.054744749,
            "variance": 1.112486486
          },
          {
            "average": 0.5090186601,
            "count": 5276449,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999187045,
            "variance": 0.2499187111
          },
          {
            "average": 0.001244397511,
            "count": 5276449,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03525406673,
            "variance": 0.001242849221
          },
          {
            "average": 3.700055473,
            "count": 5276449,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.576851551,
            "variance": 2.486460815
          },
          {
            "average": 0.567585414,
            "count": 5276449,
            "maximum": 7.998000145,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.979176781,
            "variance": 15.83384785
          },
          {
            "average": 0,
            "count": 5276449,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2830.938348,
            "count": 5276449,
            "maximum": 3001,
            "minimum": 2702,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.78867115,
            "variance": 5444.767989
          },
          {
            "average": -24225118.85,
            "count": 5276449,
            "maximum": -24223514.19,
            "minimum": -24226247.79,
            "name": "GpsTime",
            "position": 12,
            "stddev": 956.5273285,
            "variance": 914944.5301
          },
          {
            "average": 0,
            "count": 5276449,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5276449,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5276449,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5276449,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5276449,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          615499.9995,
          3373999.977,
          2.900141208,
          617000.0195,
          3375499.997,
          354.3401412
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                615499.9995106817,
                3373999.9770884197,
                2.900141207809668
              ],
              [
                615499.9995106817,
                3375499.9970884193,
                2.900141207809668
              ],
              [
                617000.0195106817,
                3375499.9970884193,
                354.34014120780967
              ],
              [
                617000.0195106817,
                3373999.9770884197,
                354.34014120780967
              ],
              [
                615499.9995106817,
                3373999.9770884197,
                2.900141207809668
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:01:25+00:00",
        "end_time": "2010-12-07T16:15:52+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AF05.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AF05.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AF05.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF05.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.79651303,
            30.4925714,
            2.900141208,
            -91.78071727,
            30.50624966,
            354.3401412
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.79651302556287,
                  30.492716597829762,
                  2.900141207809668
                ],
                [
                  -91.79634638466486,
                  30.506249664109365,
                  2.900141207809668
                ],
                [
                  -91.78071726852357,
                  30.506104386837134,
                  354.34014120780967
                ],
                [
                  -91.7808860719105,
                  30.49257139860081,
                  354.34014120780967
                ],
                [
                  -91.79651302556287,
                  30.492716597829762,
                  2.900141207809668
                ]
              ]
            ]
          },
          "id": "20101202_AF05.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AF05.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:01:25Z",
            "pc:count": 5276449,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 616284.7771,
                "count": 5276449,
                "maximum": 617000.0195,
                "minimum": 615499.9995,
                "name": "X",
                "position": 0,
                "stddev": 434.2185725,
                "variance": 188545.7687
              },
              {
                "average": 3374759.532,
                "count": 5276449,
                "maximum": 3375499.997,
                "minimum": 3373999.977,
                "name": "Y",
                "position": 1,
                "stddev": 445.1203575,
                "variance": 198132.1326
              },
              {
                "average": 11.86630446,
                "count": 5276449,
                "maximum": 354.3401412,
                "minimum": 2.900141208,
                "name": "Z",
                "position": 2,
                "stddev": 7.424955676,
                "variance": 55.12996679
              },
              {
                "average": 52.53881218,
                "count": 5276449,
                "maximum": 6797,
                "minimum": 1,
                "name": "Intensity",
                "position": 3,
                "stddev": 52.86671261,
                "variance": 2794.889302
              },
              {
                "average": 1.639211523,
                "count": 5276449,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.848590329,
                "variance": 0.7201055464
              },
              {
                "average": 2.278440671,
                "count": 5276449,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.054744749,
                "variance": 1.112486486
              },
              {
                "average": 0.5090186601,
                "count": 5276449,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999187045,
                "variance": 0.2499187111
              },
              {
                "average": 0.001244397511,
                "count": 5276449,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03525406673,
                "variance": 0.001242849221
              },
              {
                "average": 3.700055473,
                "count": 5276449,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.576851551,
                "variance": 2.486460815
              },
              {
                "average": 0.567585414,
                "count": 5276449,
                "maximum": 7.998000145,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.979176781,
                "variance": 15.83384785
              },
              {
                "average": 0,
                "count": 5276449,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2830.938348,
                "count": 5276449,
                "maximum": 3001,
                "minimum": 2702,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.78867115,
                "variance": 5444.767989
              },
              {
                "average": -24225118.85,
                "count": 5276449,
                "maximum": -24223514.19,
                "minimum": -24226247.79,
                "name": "GpsTime",
                "position": 12,
                "stddev": 956.5273285,
                "variance": 914944.5301
              },
              {
                "average": 0,
                "count": 5276449,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5276449,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5276449,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5276449,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5276449,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              615499.9995,
              3373999.977,
              2.900141208,
              617000.0195,
              3375499.997,
              354.3401412
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    615499.9995106817,
                    3373999.9770884197,
                    2.900141207809668
                  ],
                  [
                    615499.9995106817,
                    3375499.9970884193,
                    2.900141207809668
                  ],
                  [
                    617000.0195106817,
                    3375499.9970884193,
                    354.34014120780967
                  ],
                  [
                    617000.0195106817,
                    3373999.9770884197,
                    354.34014120780967
                  ],
                  [
                    615499.9995106817,
                    3373999.9770884197,
                    2.900141207809668
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:01:25+00:00",
            "end_time": "2010-12-07T16:15:52+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": "20101202_AJ09.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73470670563074,
              30.4379940102327,
              1.108171257210444
            ],
            [
              -91.73453189001863,
              30.451526874366344,
              1.108171257210444
            ],
            [
              -91.71891188047472,
              30.451374432441465,
              430.20817125721044
            ],
            [
              -91.719088852453,
              30.43784165028657,
              430.20817125721044
            ],
            [
              -91.73470670563074,
              30.4379940102327,
              1.108171257210444
            ]
          ]
        ]
      },
      "bbox": [
        -91.73470671,
        30.43784165,
        1.108171257,
        -91.71891188,
        30.45152687,
        430.2081713
      ],
      "properties": {
        "datetime": "2010-12-07T16:13:50Z",
        "pc:count": 4896368,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622286.2967,
            "count": 4896368,
            "maximum": 623000.0191,
            "minimum": 621499.9991,
            "name": "X",
            "position": 0,
            "stddev": 433.3942399,
            "variance": 187830.5671
          },
          {
            "average": 3368620.785,
            "count": 4896368,
            "maximum": 3369499.997,
            "minimum": 3367999.977,
            "name": "Y",
            "position": 1,
            "stddev": 399.1270624,
            "variance": 159302.4119
          },
          {
            "average": 13.3678782,
            "count": 4896368,
            "maximum": 430.2081713,
            "minimum": 1.108171257,
            "name": "Z",
            "position": 2,
            "stddev": 7.682321281,
            "variance": 59.01806026
          },
          {
            "average": 48.55023662,
            "count": 4896368,
            "maximum": 10189,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 50.46637683,
            "variance": 2546.855191
          },
          {
            "average": 1.694713714,
            "count": 4896368,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8478620829,
            "variance": 0.7188701116
          },
          {
            "average": 2.38950708,
            "count": 4896368,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9895611613,
            "variance": 0.9792312919
          },
          {
            "average": 0.5050369989,
            "count": 4896368,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999746791,
            "variance": 0.2499746797
          },
          {
            "average": 0.001322000307,
            "count": 4896368,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03633528439,
            "variance": 0.001320252892
          },
          {
            "average": 4.07054433,
            "count": 4896368,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.972613358,
            "variance": 3.89120346
          },
          {
            "average": 0.2171787248,
            "count": 4896368,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.959210879,
            "variance": 15.67535078
          },
          {
            "average": 0,
            "count": 4896368,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2539.001306,
            "count": 4896368,
            "maximum": 2702,
            "minimum": 2401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 69.76824043,
            "variance": 4867.607373
          },
          {
            "average": -24262991.91,
            "count": 4896368,
            "maximum": -24226369.7,
            "minimum": -24289894.27,
            "name": "GpsTime",
            "position": 12,
            "stddev": 30083.68144,
            "variance": 905027889
          },
          {
            "average": 0,
            "count": 4896368,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4896368,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4896368,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4896368,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4896368,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621499.9991,
          3367999.977,
          1.108171257,
          623000.0191,
          3369499.997,
          430.2081713
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621499.9991126402,
                3367999.9765863735,
                1.108171257210444
              ],
              [
                621499.9991126402,
                3369499.996586373,
                1.108171257210444
              ],
              [
                623000.0191126402,
                3369499.996586373,
                430.20817125721044
              ],
              [
                623000.0191126402,
                3367999.9765863735,
                430.20817125721044
              ],
              [
                621499.9991126402,
                3367999.9765863735,
                1.108171257210444
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:13:50+00:00",
        "end_time": "2010-12-06T22:35:05+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ09.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ09.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ09.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ09.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73470671,
            30.43784165,
            1.108171257,
            -91.71891188,
            30.45152687,
            430.2081713
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73470670563074,
                  30.4379940102327,
                  1.108171257210444
                ],
                [
                  -91.73453189001863,
                  30.451526874366344,
                  1.108171257210444
                ],
                [
                  -91.71891188047472,
                  30.451374432441465,
                  430.20817125721044
                ],
                [
                  -91.719088852453,
                  30.43784165028657,
                  430.20817125721044
                ],
                [
                  -91.73470670563074,
                  30.4379940102327,
                  1.108171257210444
                ]
              ]
            ]
          },
          "id": "20101202_AJ09.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ09.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:13:50Z",
            "pc:count": 4896368,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 622286.2967,
                "count": 4896368,
                "maximum": 623000.0191,
                "minimum": 621499.9991,
                "name": "X",
                "position": 0,
                "stddev": 433.3942399,
                "variance": 187830.5671
              },
              {
                "average": 3368620.785,
                "count": 4896368,
                "maximum": 3369499.997,
                "minimum": 3367999.977,
                "name": "Y",
                "position": 1,
                "stddev": 399.1270624,
                "variance": 159302.4119
              },
              {
                "average": 13.3678782,
                "count": 4896368,
                "maximum": 430.2081713,
                "minimum": 1.108171257,
                "name": "Z",
                "position": 2,
                "stddev": 7.682321281,
                "variance": 59.01806026
              },
              {
                "average": 48.55023662,
                "count": 4896368,
                "maximum": 10189,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 50.46637683,
                "variance": 2546.855191
              },
              {
                "average": 1.694713714,
                "count": 4896368,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8478620829,
                "variance": 0.7188701116
              },
              {
                "average": 2.38950708,
                "count": 4896368,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9895611613,
                "variance": 0.9792312919
              },
              {
                "average": 0.5050369989,
                "count": 4896368,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999746791,
                "variance": 0.2499746797
              },
              {
                "average": 0.001322000307,
                "count": 4896368,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03633528439,
                "variance": 0.001320252892
              },
              {
                "average": 4.07054433,
                "count": 4896368,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.972613358,
                "variance": 3.89120346
              },
              {
                "average": 0.2171787248,
                "count": 4896368,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.959210879,
                "variance": 15.67535078
              },
              {
                "average": 0,
                "count": 4896368,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2539.001306,
                "count": 4896368,
                "maximum": 2702,
                "minimum": 2401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 69.76824043,
                "variance": 4867.607373
              },
              {
                "average": -24262991.91,
                "count": 4896368,
                "maximum": -24226369.7,
                "minimum": -24289894.27,
                "name": "GpsTime",
                "position": 12,
                "stddev": 30083.68144,
                "variance": 905027889
              },
              {
                "average": 0,
                "count": 4896368,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4896368,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4896368,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4896368,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 4896368,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              621499.9991,
              3367999.977,
              1.108171257,
              623000.0191,
              3369499.997,
              430.2081713
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    621499.9991126402,
                    3367999.9765863735,
                    1.108171257210444
                  ],
                  [
                    621499.9991126402,
                    3369499.996586373,
                    1.108171257210444
                  ],
                  [
                    623000.0191126402,
                    3369499.996586373,
                    430.20817125721044
                  ],
                  [
                    623000.0191126402,
                    3367999.9765863735,
                    430.20817125721044
                  ],
                  [
                    621499.9991126402,
                    3367999.9765863735,
                    1.108171257210444
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:13:50+00:00",
            "end_time": "2010-12-06T22:35:05+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": "20101202_AN16.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.6735174163868,
              30.342646137887744,
              3.423661617730851
            ],
            [
              -91.67333484482303,
              30.356178871504643,
              3.423661617730851
            ],
            [
              -91.65773038594928,
              30.356019555184073,
              68.34366161773085
            ],
            [
              -91.65791510338836,
              30.3424869074031,
              68.34366161773085
            ],
            [
              -91.6735174163868,
              30.342646137887744,
              3.423661617730851
            ]
          ]
        ]
      },
      "bbox": [
        -91.67351742,
        30.34248691,
        3.423661618,
        -91.65773039,
        30.35617887,
        68.34366162
      ],
      "properties": {
        "datetime": "2010-12-07T16:10:41Z",
        "pc:count": 5620412,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 628236.3764,
            "count": 5620412,
            "maximum": 629000.0214,
            "minimum": 627500.0014,
            "name": "X",
            "position": 0,
            "stddev": 433.7046058,
            "variance": 188099.6851
          },
          {
            "average": 3358291.745,
            "count": 5620412,
            "maximum": 3359000,
            "minimum": 3357499.98,
            "name": "Y",
            "position": 1,
            "stddev": 428.5633838,
            "variance": 183666.5739
          },
          {
            "average": 10.96503823,
            "count": 5620412,
            "maximum": 68.34366162,
            "minimum": 3.423661618,
            "name": "Z",
            "position": 2,
            "stddev": 7.396274856,
            "variance": 54.70488175
          },
          {
            "average": 45.68357533,
            "count": 5620412,
            "maximum": 1267,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.85815785,
            "variance": 1923.53801
          },
          {
            "average": 1.699527899,
            "count": 5620412,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8709832908,
            "variance": 0.7586118929
          },
          {
            "average": 2.399022349,
            "count": 5620412,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.042523616,
            "variance": 1.086855489
          },
          {
            "average": 0.5051268484,
            "count": 5620412,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999737592,
            "variance": 0.2499737599
          },
          {
            "average": 0.001215925096,
            "count": 5620412,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03484891445,
            "variance": 0.001214446838
          },
          {
            "average": 3.623662109,
            "count": 5620412,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.527377504,
            "variance": 2.33288204
          },
          {
            "average": 0.6423730435,
            "count": 5620412,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.073633111,
            "variance": 16.59448672
          },
          {
            "average": 0,
            "count": 5620412,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2565.445827,
            "count": 5620412,
            "maximum": 2702,
            "minimum": 2401,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.40526113,
            "variance": 5388.332361
          },
          {
            "average": -24254133.08,
            "count": 5620412,
            "maximum": -24226558.95,
            "minimum": -24289704.79,
            "name": "GpsTime",
            "position": 12,
            "stddev": 30380.40688,
            "variance": 922969122.3
          },
          {
            "average": 0,
            "count": 5620412,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5620412,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5620412,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5620412,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5620412,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          627500.0014,
          3357499.98,
          3.423661618,
          629000.0214,
          3359000,
          68.34366162
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                627500.0013744886,
                3357499.9798739636,
                3.423661617730851
              ],
              [
                627500.0013744886,
                3358999.999873963,
                3.423661617730851
              ],
              [
                629000.0213744886,
                3358999.999873963,
                68.34366161773085
              ],
              [
                629000.0213744886,
                3357499.9798739636,
                68.34366161773085
              ],
              [
                627500.0013744886,
                3357499.9798739636,
                3.423661617730851
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:10:41+00:00",
        "end_time": "2010-12-06T22:38:15+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AN16.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AN16.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AN16.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN16.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.67351742,
            30.34248691,
            3.423661618,
            -91.65773039,
            30.35617887,
            68.34366162
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.6735174163868,
                  30.342646137887744,
                  3.423661617730851
                ],
                [
                  -91.67333484482303,
                  30.356178871504643,
                  3.423661617730851
                ],
                [
                  -91.65773038594928,
                  30.356019555184073,
                  68.34366161773085
                ],
                [
                  -91.65791510338836,
                  30.3424869074031,
                  68.34366161773085
                ],
                [
                  -91.6735174163868,
                  30.342646137887744,
                  3.423661617730851
                ]
              ]
            ]
          },
          "id": "20101202_AN16.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AN16.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:10:41Z",
            "pc:count": 5620412,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 628236.3764,
                "count": 5620412,
                "maximum": 629000.0214,
                "minimum": 627500.0014,
                "name": "X",
                "position": 0,
                "stddev": 433.7046058,
                "variance": 188099.6851
              },
              {
                "average": 3358291.745,
                "count": 5620412,
                "maximum": 3359000,
                "minimum": 3357499.98,
                "name": "Y",
                "position": 1,
                "stddev": 428.5633838,
                "variance": 183666.5739
              },
              {
                "average": 10.96503823,
                "count": 5620412,
                "maximum": 68.34366162,
                "minimum": 3.423661618,
                "name": "Z",
                "position": 2,
                "stddev": 7.396274856,
                "variance": 54.70488175
              },
              {
                "average": 45.68357533,
                "count": 5620412,
                "maximum": 1267,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.85815785,
                "variance": 1923.53801
              },
              {
                "average": 1.699527899,
                "count": 5620412,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8709832908,
                "variance": 0.7586118929
              },
              {
                "average": 2.399022349,
                "count": 5620412,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.042523616,
                "variance": 1.086855489
              },
              {
                "average": 0.5051268484,
                "count": 5620412,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999737592,
                "variance": 0.2499737599
              },
              {
                "average": 0.001215925096,
                "count": 5620412,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03484891445,
                "variance": 0.001214446838
              },
              {
                "average": 3.623662109,
                "count": 5620412,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.527377504,
                "variance": 2.33288204
              },
              {
                "average": 0.6423730435,
                "count": 5620412,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.073633111,
                "variance": 16.59448672
              },
              {
                "average": 0,
                "count": 5620412,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 2565.445827,
                "count": 5620412,
                "maximum": 2702,
                "minimum": 2401,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.40526113,
                "variance": 5388.332361
              },
              {
                "average": -24254133.08,
                "count": 5620412,
                "maximum": -24226558.95,
                "minimum": -24289704.79,
                "name": "GpsTime",
                "position": 12,
                "stddev": 30380.40688,
                "variance": 922969122.3
              },
              {
                "average": 0,
                "count": 5620412,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5620412,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5620412,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5620412,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5620412,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              627500.0014,
              3357499.98,
              3.423661618,
              629000.0214,
              3359000,
              68.34366162
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    627500.0013744886,
                    3357499.9798739636,
                    3.423661617730851
                  ],
                  [
                    627500.0013744886,
                    3358999.999873963,
                    3.423661617730851
                  ],
                  [
                    629000.0213744886,
                    3358999.999873963,
                    68.34366161773085
                  ],
                  [
                    629000.0213744886,
                    3357499.9798739636,
                    68.34366161773085
                  ],
                  [
                    627500.0013744886,
                    3357499.9798739636,
                    3.423661617730851
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T16:10:41+00:00",
            "end_time": "2010-12-06T22:38:15+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": "20101202_AO22.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.65902097864422,
              30.26129149260785,
              3.069233867349794
            ],
            [
              -91.65883701201776,
              30.274824314572445,
              3.069233867349794
            ],
            [
              -91.64324553136622,
              30.27466365711612,
              1312.66923386735
            ],
            [
              -91.64343163507827,
              30.261130921850484,
              1312.66923386735
            ],
            [
              -91.65902097864422,
              30.26129149260785,
              3.069233867349794
            ]
          ]
        ]
      },
      "bbox": [
        -91.65902098,
        30.26113092,
        3.069233867,
        -91.64324553,
        30.27482431,
        1312.669234
      ],
      "properties": {
        "datetime": "2010-12-07T17:46:21Z",
        "pc:count": 5938300,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 629769.7713,
            "count": 5938300,
            "maximum": 630500.0208,
            "minimum": 629000.0008,
            "name": "X",
            "position": 0,
            "stddev": 437.2403446,
            "variance": 191179.119
          },
          {
            "average": 3349277.731,
            "count": 5938300,
            "maximum": 3350000,
            "minimum": 3348499.98,
            "name": "Y",
            "position": 1,
            "stddev": 429.7141839,
            "variance": 184654.2798
          },
          {
            "average": 12.9461418,
            "count": 5938300,
            "maximum": 1312.669234,
            "minimum": 3.069233867,
            "name": "Z",
            "position": 2,
            "stddev": 7.820349618,
            "variance": 61.15786814
          },
          {
            "average": 42.05809592,
            "count": 5938300,
            "maximum": 397,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 42.87684314,
            "variance": 1838.423678
          },
          {
            "average": 1.781000118,
            "count": 5938300,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.9180828576,
            "variance": 0.8428761334
          },
          {
            "average": 2.562124345,
            "count": 5938300,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 1.066633661,
            "variance": 1.137707367
          },
          {
            "average": 0.5103602041,
            "count": 5938300,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4998926967,
            "variance": 0.2498927083
          },
          {
            "average": 0.001199669939,
            "count": 5938300,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03461547245,
            "variance": 0.001198230933
          },
          {
            "average": 3.900951451,
            "count": 5938300,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.464396737,
            "variance": 2.144457803
          },
          {
            "average": 0.807089822,
            "count": 5938300,
            "maximum": 9,
            "minimum": -7.001999855,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 3.942691562,
            "variance": 15.54481675
          },
          {
            "average": 0,
            "count": 5938300,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3045.3051,
            "count": 5938300,
            "maximum": 3202,
            "minimum": 2901,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 73.43678806,
            "variance": 5392.96184
          },
          {
            "average": -24222706.02,
            "count": 5938300,
            "maximum": -24220818.94,
            "minimum": -24224472.1,
            "name": "GpsTime",
            "position": 12,
            "stddev": 798.3689032,
            "variance": 637392.9056
          },
          {
            "average": 0,
            "count": 5938300,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5938300,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5938300,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5938300,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 5938300,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          629000.0008,
          3348499.98,
          3.069233867,
          630500.0208,
          3350000,
          1312.669234
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                629000.0007521245,
                3348499.9795274064,
                3.069233867349794
              ],
              [
                629000.0007521245,
                3349999.999527406,
                3.069233867349794
              ],
              [
                630500.0207521245,
                3349999.999527406,
                1312.66923386735
              ],
              [
                630500.0207521245,
                3348499.9795274064,
                1312.66923386735
              ],
              [
                629000.0007521245,
                3348499.9795274064,
                3.069233867349794
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T17:46:21+00:00",
        "end_time": "2010-12-07T16:45:27+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AO22.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AO22.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AO22.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO22.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.65902098,
            30.26113092,
            3.069233867,
            -91.64324553,
            30.27482431,
            1312.669234
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.65902097864422,
                  30.26129149260785,
                  3.069233867349794
                ],
                [
                  -91.65883701201776,
                  30.274824314572445,
                  3.069233867349794
                ],
                [
                  -91.64324553136622,
                  30.27466365711612,
                  1312.66923386735
                ],
                [
                  -91.64343163507827,
                  30.261130921850484,
                  1312.66923386735
                ],
                [
                  -91.65902097864422,
                  30.26129149260785,
                  3.069233867349794
                ]
              ]
            ]
          },
          "id": "20101202_AO22.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AO22.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T17:46:21Z",
            "pc:count": 5938300,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 629769.7713,
                "count": 5938300,
                "maximum": 630500.0208,
                "minimum": 629000.0008,
                "name": "X",
                "position": 0,
                "stddev": 437.2403446,
                "variance": 191179.119
              },
              {
                "average": 3349277.731,
                "count": 5938300,
                "maximum": 3350000,
                "minimum": 3348499.98,
                "name": "Y",
                "position": 1,
                "stddev": 429.7141839,
                "variance": 184654.2798
              },
              {
                "average": 12.9461418,
                "count": 5938300,
                "maximum": 1312.669234,
                "minimum": 3.069233867,
                "name": "Z",
                "position": 2,
                "stddev": 7.820349618,
                "variance": 61.15786814
              },
              {
                "average": 42.05809592,
                "count": 5938300,
                "maximum": 397,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 42.87684314,
                "variance": 1838.423678
              },
              {
                "average": 1.781000118,
                "count": 5938300,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.9180828576,
                "variance": 0.8428761334
              },
              {
                "average": 2.562124345,
                "count": 5938300,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 1.066633661,
                "variance": 1.137707367
              },
              {
                "average": 0.5103602041,
                "count": 5938300,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4998926967,
                "variance": 0.2498927083
              },
              {
                "average": 0.001199669939,
                "count": 5938300,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03461547245,
                "variance": 0.001198230933
              },
              {
                "average": 3.900951451,
                "count": 5938300,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.464396737,
                "variance": 2.144457803
              },
              {
                "average": 0.807089822,
                "count": 5938300,
                "maximum": 9,
                "minimum": -7.001999855,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 3.942691562,
                "variance": 15.54481675
              },
              {
                "average": 0,
                "count": 5938300,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3045.3051,
                "count": 5938300,
                "maximum": 3202,
                "minimum": 2901,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 73.43678806,
                "variance": 5392.96184
              },
              {
                "average": -24222706.02,
                "count": 5938300,
                "maximum": -24220818.94,
                "minimum": -24224472.1,
                "name": "GpsTime",
                "position": 12,
                "stddev": 798.3689032,
                "variance": 637392.9056
              },
              {
                "average": 0,
                "count": 5938300,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5938300,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5938300,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5938300,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 5938300,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              629000.0008,
              3348499.98,
              3.069233867,
              630500.0208,
              3350000,
              1312.669234
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    629000.0007521245,
                    3348499.9795274064,
                    3.069233867349794
                  ],
                  [
                    629000.0007521245,
                    3349999.999527406,
                    3.069233867349794
                  ],
                  [
                    630500.0207521245,
                    3349999.999527406,
                    1312.66923386735
                  ],
                  [
                    630500.0207521245,
                    3348499.9795274064,
                    1312.66923386735
                  ],
                  [
                    629000.0007521245,
                    3348499.9795274064,
                    3.069233867349794
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T17:46:21+00:00",
            "end_time": "2010-12-07T16:45:27+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": "20101202_AK22.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.72137877835566,
              30.261915196489266,
              2.189947341133433
            ],
            [
              -91.72120336066862,
              30.27544835523284,
              2.189947341133433
            ],
            [
              -91.70561138892191,
              30.27529512129081,
              163.74994734113343
            ],
            [
              -91.70578894397597,
              30.261762045241134,
              163.74994734113343
            ],
            [
              -91.72137877835566,
              30.261915196489266,
              2.189947341133433
            ]
          ]
        ]
      },
      "bbox": [
        -91.72137878,
        30.26176205,
        2.189947341,
        -91.70561139,
        30.27544836,
        163.7499473
      ],
      "properties": {
        "datetime": "2010-12-07T21:54:18Z",
        "pc:count": 6304082,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 623691.7533,
            "count": 6304082,
            "maximum": 624500.0186,
            "minimum": 622999.9986,
            "name": "X",
            "position": 0,
            "stddev": 441.0516273,
            "variance": 194526.5379
          },
          {
            "average": 3349190.202,
            "count": 6304082,
            "maximum": 3349999.997,
            "minimum": 3348499.977,
            "name": "Y",
            "position": 1,
            "stddev": 433.3472589,
            "variance": 187789.8468
          },
          {
            "average": 11.37152265,
            "count": 6304082,
            "maximum": 163.7499473,
            "minimum": 2.189947341,
            "name": "Z",
            "position": 2,
            "stddev": 7.335222103,
            "variance": 53.80548331
          },
          {
            "average": 50.98006022,
            "count": 6304082,
            "maximum": 3055,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 43.38313224,
            "variance": 1882.096163
          },
          {
            "average": 1.616637759,
            "count": 6304082,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.8083650666,
            "variance": 0.6534540808
          },
          {
            "average": 2.233232531,
            "count": 6304082,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9815722136,
            "variance": 0.9634840106
          },
          {
            "average": 0.5058964969,
            "count": 6304082,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.4999652698,
            "variance": 0.249965271
          },
          {
            "average": 0.001190815729,
            "count": 6304082,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.03448764815,
            "variance": 0.001189397875
          },
          {
            "average": 3.655372186,
            "count": 6304082,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.511385076,
            "variance": 2.284284848
          },
          {
            "average": 0.7506405939,
            "count": 6304082,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.002879114,
            "variance": 16.0230412
          },
          {
            "average": 0,
            "count": 6304082,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 3815.576256,
            "count": 6304082,
            "maximum": 4002,
            "minimum": 3602,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 76.69286878,
            "variance": 5881.796122
          },
          {
            "average": -24209520.44,
            "count": 6304082,
            "maximum": -24205941.09,
            "minimum": -24216486.13,
            "name": "GpsTime",
            "position": 12,
            "stddev": 3196.068012,
            "variance": 10214850.74
          },
          {
            "average": 0,
            "count": 6304082,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6304082,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6304082,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6304082,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 6304082,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          622999.9986,
          3348499.977,
          2.189947341,
          624500.0186,
          3349999.997,
          163.7499473
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                622999.9986068222,
                3348499.977034143,
                2.189947341133433
              ],
              [
                622999.9986068222,
                3349999.9970341427,
                2.189947341133433
              ],
              [
                624500.0186068222,
                3349999.9970341427,
                163.74994734113343
              ],
              [
                624500.0186068222,
                3348499.977034143,
                163.74994734113343
              ],
              [
                622999.9986068222,
                3348499.977034143,
                2.189947341133433
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T21:54:18+00:00",
        "end_time": "2010-12-07T18:58:33+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AK22.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AK22.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AK22.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK22.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.72137878,
            30.26176205,
            2.189947341,
            -91.70561139,
            30.27544836,
            163.7499473
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.72137877835566,
                  30.261915196489266,
                  2.189947341133433
                ],
                [
                  -91.72120336066862,
                  30.27544835523284,
                  2.189947341133433
                ],
                [
                  -91.70561138892191,
                  30.27529512129081,
                  163.74994734113343
                ],
                [
                  -91.70578894397597,
                  30.261762045241134,
                  163.74994734113343
                ],
                [
                  -91.72137877835566,
                  30.261915196489266,
                  2.189947341133433
                ]
              ]
            ]
          },
          "id": "20101202_AK22.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AK22.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T21:54:18Z",
            "pc:count": 6304082,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanAngleRank",
                "size": 4,
                "type": "floating"
              },
              {
                "name": "UserData",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "PointSourceId",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "GpsTime",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "ScanChannel",
                "size": 1,
                "type": "unsigned"
              }
            ],
            "pc:statistics": [
              {
                "average": 623691.7533,
                "count": 6304082,
                "maximum": 624500.0186,
                "minimum": 622999.9986,
                "name": "X",
                "position": 0,
                "stddev": 441.0516273,
                "variance": 194526.5379
              },
              {
                "average": 3349190.202,
                "count": 6304082,
                "maximum": 3349999.997,
                "minimum": 3348499.977,
                "name": "Y",
                "position": 1,
                "stddev": 433.3472589,
                "variance": 187789.8468
              },
              {
                "average": 11.37152265,
                "count": 6304082,
                "maximum": 163.7499473,
                "minimum": 2.189947341,
                "name": "Z",
                "position": 2,
                "stddev": 7.335222103,
                "variance": 53.80548331
              },
              {
                "average": 50.98006022,
                "count": 6304082,
                "maximum": 3055,
                "minimum": 2,
                "name": "Intensity",
                "position": 3,
                "stddev": 43.38313224,
                "variance": 1882.096163
              },
              {
                "average": 1.616637759,
                "count": 6304082,
                "maximum": 4,
                "minimum": 1,
                "name": "ReturnNumber",
                "position": 4,
                "stddev": 0.8083650666,
                "variance": 0.6534540808
              },
              {
                "average": 2.233232531,
                "count": 6304082,
                "maximum": 4,
                "minimum": 1,
                "name": "NumberOfReturns",
                "position": 5,
                "stddev": 0.9815722136,
                "variance": 0.9634840106
              },
              {
                "average": 0.5058964969,
                "count": 6304082,
                "maximum": 1,
                "minimum": 0,
                "name": "ScanDirectionFlag",
                "position": 6,
                "stddev": 0.4999652698,
                "variance": 0.249965271
              },
              {
                "average": 0.001190815729,
                "count": 6304082,
                "maximum": 1,
                "minimum": 0,
                "name": "EdgeOfFlightLine",
                "position": 7,
                "stddev": 0.03448764815,
                "variance": 0.001189397875
              },
              {
                "average": 3.655372186,
                "count": 6304082,
                "maximum": 13,
                "minimum": 1,
                "name": "Classification",
                "position": 8,
                "stddev": 1.511385076,
                "variance": 2.284284848
              },
              {
                "average": 0.7506405939,
                "count": 6304082,
                "maximum": 9,
                "minimum": -7.998000145,
                "name": "ScanAngleRank",
                "position": 9,
                "stddev": 4.002879114,
                "variance": 16.0230412
              },
              {
                "average": 0,
                "count": 6304082,
                "maximum": 0,
                "minimum": 0,
                "name": "UserData",
                "position": 10,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 3815.576256,
                "count": 6304082,
                "maximum": 4002,
                "minimum": 3602,
                "name": "PointSourceId",
                "position": 11,
                "stddev": 76.69286878,
                "variance": 5881.796122
              },
              {
                "average": -24209520.44,
                "count": 6304082,
                "maximum": -24205941.09,
                "minimum": -24216486.13,
                "name": "GpsTime",
                "position": 12,
                "stddev": 3196.068012,
                "variance": 10214850.74
              },
              {
                "average": 0,
                "count": 6304082,
                "maximum": 0,
                "minimum": 0,
                "name": "ScanChannel",
                "position": 13,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6304082,
                "maximum": 0,
                "minimum": 0,
                "name": "Synthetic",
                "position": 14,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6304082,
                "maximum": 0,
                "minimum": 0,
                "name": "KeyPoint",
                "position": 15,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6304082,
                "maximum": 0,
                "minimum": 0,
                "name": "Withheld",
                "position": 16,
                "stddev": 0,
                "variance": 0
              },
              {
                "average": 0,
                "count": 6304082,
                "maximum": 0,
                "minimum": 0,
                "name": "Overlap",
                "position": 17,
                "stddev": 0,
                "variance": 0
              }
            ],
            "pc:type": "lidar",
            "proj:bbox": [
              622999.9986,
              3348499.977,
              2.189947341,
              624500.0186,
              3349999.997,
              163.7499473
            ],
            "proj:geometry": {
              "type": "Polygon",
              "coordinates": [
                [
                  [
                    622999.9986068222,
                    3348499.977034143,
                    2.189947341133433
                  ],
                  [
                    622999.9986068222,
                    3349999.9970341427,
                    2.189947341133433
                  ],
                  [
                    624500.0186068222,
                    3349999.9970341427,
                    163.74994734113343
                  ],
                  [
                    624500.0186068222,
                    3348499.977034143,
                    163.74994734113343
                  ],
                  [
                    622999.9986068222,
                    3348499.977034143,
                    2.189947341133433
                  ]
                ]
              ]
            },
            "proj:projjson": {
              "type": "CompoundCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
              "components": [
                {
                  "type": "ProjectedCRS",
                  "name": "NAD83(NSRS2007) / UTM zone 15N",
                  "base_crs": {
                    "name": "NAD83(NSRS2007)",
                    "datum": {
                      "type": "GeodeticReferenceFrame",
                      "name": "NAD83 (National Spatial Reference System 2007)",
                      "ellipsoid": {
                        "name": "GRS 1980",
                        "semi_major_axis": 6378137,
                        "inverse_flattening": 298.257222101
                      }
                    },
                    "coordinate_system": {
                      "subtype": "ellipsoidal",
                      "axis": [
                        {
                          "name": "Geodetic latitude",
                          "abbreviation": "Lat",
                          "direction": "north",
                          "unit": "degree"
                        },
                        {
                          "name": "Geodetic longitude",
                          "abbreviation": "Lon",
                          "direction": "east",
                          "unit": "degree"
                        }
                      ]
                    },
                    "id": {
                      "authority": "EPSG",
                      "code": 4759
                    }
                  },
                  "conversion": {
                    "name": "UTM zone 15N",
                    "method": {
                      "name": "Transverse Mercator",
                      "id": {
                        "authority": "EPSG",
                        "code": 9807
                      }
                    },
                    "parameters": [
                      {
                        "name": "Latitude of natural origin",
                        "value": 0,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8801
                        }
                      },
                      {
                        "name": "Longitude of natural origin",
                        "value": -93,
                        "unit": "degree",
                        "id": {
                          "authority": "EPSG",
                          "code": 8802
                        }
                      },
                      {
                        "name": "Scale factor at natural origin",
                        "value": 0.9996,
                        "unit": "unity",
                        "id": {
                          "authority": "EPSG",
                          "code": 8805
                        }
                      },
                      {
                        "name": "False easting",
                        "value": 500000,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8806
                        }
                      },
                      {
                        "name": "False northing",
                        "value": 0,
                        "unit": "metre",
                        "id": {
                          "authority": "EPSG",
                          "code": 8807
                        }
                      }
                    ]
                  },
                  "coordinate_system": {
                    "subtype": "Cartesian",
                    "axis": [
                      {
                        "name": "Easting",
                        "abbreviation": "",
                        "direction": "east",
                        "unit": "metre"
                      },
                      {
                        "name": "Northing",
                        "abbreviation": "",
                        "direction": "north",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 3722
                  }
                },
                {
                  "type": "VerticalCRS",
                  "name": "NAVD88 height",
                  "datum": {
                    "type": "VerticalReferenceFrame",
                    "name": "North American Vertical Datum 1988"
                  },
                  "coordinate_system": {
                    "subtype": "vertical",
                    "axis": [
                      {
                        "name": "Gravity-related height",
                        "abbreviation": "",
                        "direction": "up",
                        "unit": "metre"
                      }
                    ]
                  },
                  "id": {
                    "authority": "EPSG",
                    "code": 5703
                  }
                }
              ]
            },
            "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
            "start_time": "2010-12-07T21:54:18+00:00",
            "end_time": "2010-12-07T18:58:33+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": "20101202_AJ10.copc",
      "geometry": {
        "type": "Polygon",
        "coordinates": [
          [
            [
              -91.73488137747138,
              30.4244613146532,
              3.383614875228531
            ],
            [
              -91.73470668036646,
              30.437994207781397,
              3.383614875228531
            ],
            [
              -91.71908882715739,
              30.437841847831347,
              173.78361487522852
            ],
            [
              -91.71926567916725,
              30.42430903665976,
              173.78361487522852
            ],
            [
              -91.73488137747138,
              30.4244613146532,
              3.383614875228531
            ]
          ]
        ]
      },
      "bbox": [
        -91.73488138,
        30.42430904,
        3.383614875,
        -91.71908883,
        30.43799421,
        173.7836149
      ],
      "properties": {
        "datetime": "2010-12-07T16:26:30Z",
        "pc:count": 4591658,
        "pc:encoding": ".laz",
        "pc:schemas": [
          {
            "name": "X",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Y",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Z",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "Intensity",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "ReturnNumber",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "NumberOfReturns",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanDirectionFlag",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "EdgeOfFlightLine",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Classification",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Synthetic",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "KeyPoint",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Withheld",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "Overlap",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "ScanAngleRank",
            "size": 4,
            "type": "floating"
          },
          {
            "name": "UserData",
            "size": 1,
            "type": "unsigned"
          },
          {
            "name": "PointSourceId",
            "size": 2,
            "type": "unsigned"
          },
          {
            "name": "GpsTime",
            "size": 8,
            "type": "floating"
          },
          {
            "name": "ScanChannel",
            "size": 1,
            "type": "unsigned"
          }
        ],
        "pc:statistics": [
          {
            "average": 622282.9648,
            "count": 4591658,
            "maximum": 623000.0213,
            "minimum": 621500.0013,
            "name": "X",
            "position": 0,
            "stddev": 445.1449817,
            "variance": 198154.0547
          },
          {
            "average": 3367307.951,
            "count": 4591658,
            "maximum": 3367999.999,
            "minimum": 3366499.979,
            "name": "Y",
            "position": 1,
            "stddev": 440.5485587,
            "variance": 194083.0325
          },
          {
            "average": 10.7034091,
            "count": 4591658,
            "maximum": 173.7836149,
            "minimum": 3.383614875,
            "name": "Z",
            "position": 2,
            "stddev": 5.900180512,
            "variance": 34.81213008
          },
          {
            "average": 69.85986587,
            "count": 4591658,
            "maximum": 267,
            "minimum": 2,
            "name": "Intensity",
            "position": 3,
            "stddev": 52.52842043,
            "variance": 2759.234953
          },
          {
            "average": 1.456412041,
            "count": 4591658,
            "maximum": 4,
            "minimum": 1,
            "name": "ReturnNumber",
            "position": 4,
            "stddev": 0.7418085637,
            "variance": 0.5502799452
          },
          {
            "average": 1.912874391,
            "count": 4591658,
            "maximum": 4,
            "minimum": 1,
            "name": "NumberOfReturns",
            "position": 5,
            "stddev": 0.9931181546,
            "variance": 0.986283669
          },
          {
            "average": 0.5034569212,
            "count": 4591658,
            "maximum": 1,
            "minimum": 0,
            "name": "ScanDirectionFlag",
            "position": 6,
            "stddev": 0.499988104,
            "variance": 0.2499881041
          },
          {
            "average": 0.001257933409,
            "count": 4591658,
            "maximum": 1,
            "minimum": 0,
            "name": "EdgeOfFlightLine",
            "position": 7,
            "stddev": 0.035445046,
            "variance": 0.001256351286
          },
          {
            "average": 3.22873829,
            "count": 4591658,
            "maximum": 13,
            "minimum": 1,
            "name": "Classification",
            "position": 8,
            "stddev": 1.524493981,
            "variance": 2.324081899
          },
          {
            "average": 0.08401196434,
            "count": 4591658,
            "maximum": 9,
            "minimum": -7.998000145,
            "name": "ScanAngleRank",
            "position": 9,
            "stddev": 4.144022765,
            "variance": 17.17292468
          },
          {
            "average": 0,
            "count": 4591658,
            "maximum": 0,
            "minimum": 0,
            "name": "UserData",
            "position": 10,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 2636.108589,
            "count": 4591658,
            "maximum": 2801,
            "minimum": 2502,
            "name": "PointSourceId",
            "position": 11,
            "stddev": 75.24156185,
            "variance": 5661.292629
          },
          {
            "average": -24234384.28,
            "count": 4591658,
            "maximum": -24225609.68,
            "minimum": -24288436.13,
            "name": "GpsTime",
            "position": 12,
            "stddev": 19844.28622,
            "variance": 393795695.5
          },
          {
            "average": 0,
            "count": 4591658,
            "maximum": 0,
            "minimum": 0,
            "name": "ScanChannel",
            "position": 13,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4591658,
            "maximum": 0,
            "minimum": 0,
            "name": "Synthetic",
            "position": 14,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4591658,
            "maximum": 0,
            "minimum": 0,
            "name": "KeyPoint",
            "position": 15,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4591658,
            "maximum": 0,
            "minimum": 0,
            "name": "Withheld",
            "position": 16,
            "stddev": 0,
            "variance": 0
          },
          {
            "average": 0,
            "count": 4591658,
            "maximum": 0,
            "minimum": 0,
            "name": "Overlap",
            "position": 17,
            "stddev": 0,
            "variance": 0
          }
        ],
        "pc:type": "lidar",
        "proj:bbox": [
          621500.0013,
          3366499.979,
          3.383614875,
          623000.0213,
          3367999.999,
          173.7836149
        ],
        "proj:geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                621500.0012938567,
                3366499.9785076003,
                3.383614875228531
              ],
              [
                621500.0012938567,
                3367999.9985076,
                3.383614875228531
              ],
              [
                623000.0212938567,
                3367999.9985076,
                173.78361487522852
              ],
              [
                623000.0212938567,
                3366499.9785076003,
                173.78361487522852
              ],
              [
                621500.0012938567,
                3366499.9785076003,
                3.383614875228531
              ]
            ]
          ]
        },
        "proj:projjson": {
          "type": "CompoundCRS",
          "name": "NAD83(NSRS2007) / UTM zone 15N + NAVD88 height",
          "components": [
            {
              "type": "ProjectedCRS",
              "name": "NAD83(NSRS2007) / UTM zone 15N",
              "base_crs": {
                "name": "NAD83(NSRS2007)",
                "datum": {
                  "type": "GeodeticReferenceFrame",
                  "name": "NAD83 (National Spatial Reference System 2007)",
                  "ellipsoid": {
                    "name": "GRS 1980",
                    "semi_major_axis": 6378137,
                    "inverse_flattening": 298.257222101
                  }
                },
                "coordinate_system": {
                  "subtype": "ellipsoidal",
                  "axis": [
                    {
                      "name": "Geodetic latitude",
                      "abbreviation": "Lat",
                      "direction": "north",
                      "unit": "degree"
                    },
                    {
                      "name": "Geodetic longitude",
                      "abbreviation": "Lon",
                      "direction": "east",
                      "unit": "degree"
                    }
                  ]
                },
                "id": {
                  "authority": "EPSG",
                  "code": 4759
                }
              },
              "conversion": {
                "name": "UTM zone 15N",
                "method": {
                  "name": "Transverse Mercator",
                  "id": {
                    "authority": "EPSG",
                    "code": 9807
                  }
                },
                "parameters": [
                  {
                    "name": "Latitude of natural origin",
                    "value": 0,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8801
                    }
                  },
                  {
                    "name": "Longitude of natural origin",
                    "value": -93,
                    "unit": "degree",
                    "id": {
                      "authority": "EPSG",
                      "code": 8802
                    }
                  },
                  {
                    "name": "Scale factor at natural origin",
                    "value": 0.9996,
                    "unit": "unity",
                    "id": {
                      "authority": "EPSG",
                      "code": 8805
                    }
                  },
                  {
                    "name": "False easting",
                    "value": 500000,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8806
                    }
                  },
                  {
                    "name": "False northing",
                    "value": 0,
                    "unit": "metre",
                    "id": {
                      "authority": "EPSG",
                      "code": 8807
                    }
                  }
                ]
              },
              "coordinate_system": {
                "subtype": "Cartesian",
                "axis": [
                  {
                    "name": "Easting",
                    "abbreviation": "",
                    "direction": "east",
                    "unit": "metre"
                  },
                  {
                    "name": "Northing",
                    "abbreviation": "",
                    "direction": "north",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 3722
              }
            },
            {
              "type": "VerticalCRS",
              "name": "NAVD88 height",
              "datum": {
                "type": "VerticalReferenceFrame",
                "name": "North American Vertical Datum 1988"
              },
              "coordinate_system": {
                "subtype": "vertical",
                "axis": [
                  {
                    "name": "Gravity-related height",
                    "abbreviation": "",
                    "direction": "up",
                    "unit": "metre"
                  }
                ]
              },
              "id": {
                "authority": "EPSG",
                "code": 5703
              }
            }
          ]
        },
        "proj:wkt2": "PROJCS[\"NAD83(NSRS2007) / UTM zone 15N\",GEOGCS[\"NAD83(NSRS2007)\",DATUM[\"NAD83_National_Spatial_Reference_System_2007\",SPHEROID[\"GRS 1980\",6378137,298.257222101],AUTHORITY[\"EPSG\",\"6759\"]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AUTHORITY[\"EPSG\",\"4759\"]],PROJECTION[\"Transverse_Mercator\"],PARAMETER[\"latitude_of_origin\",0],PARAMETER[\"central_meridian\",-93],PARAMETER[\"scale_factor\",0.9996],PARAMETER[\"false_easting\",500000],PARAMETER[\"false_northing\",0],UNIT[\"metre\",1],AXIS[\"Easting\",EAST],AXIS[\"Northing\",NORTH],AUTHORITY[\"EPSG\",\"3722\"]]",
        "start_time": "2010-12-07T16:26:30+00:00",
        "end_time": "2010-12-06T22:59:23+00:00",
        "license": "CC-BY-1.0"
      },
      "links": [
        {
          "rel": "self",
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/stac/20101202_AJ10.copc.json",
          "type": "application/json"
        }
      ],
      "assets": {
        "20101202_AJ10.copc": {
          "href": "https://noaa-nos-coastal-lidar-pds.s3.amazonaws.com/laz/geoid18/1433/20101202_AJ10.copc.laz",
          "type": "Feature",
          "assets": {
            "data": {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ10.copc.laz",
              "title": "Pointcloud data"
            }
          },
          "bbox": [
            -91.73488138,
            30.42430904,
            3.383614875,
            -91.71908883,
            30.43799421,
            173.7836149
          ],
          "geometry": {
            "type": "Polygon",
            "coordinates": [
              [
                [
                  -91.73488137747138,
                  30.4244613146532,
                  3.383614875228531
                ],
                [
                  -91.73470668036646,
                  30.437994207781397,
                  3.383614875228531
                ],
                [
                  -91.71908882715739,
                  30.437841847831347,
                  173.78361487522852
                ],
                [
                  -91.71926567916725,
                  30.42430903665976,
                  173.78361487522852
                ],
                [
                  -91.73488137747138,
                  30.4244613146532,
                  3.383614875228531
                ]
              ]
            ]
          },
          "id": "20101202_AJ10.copc",
          "links": [
            {
              "href": "/san1/reef/lidar1_z/geoid18/data/1433/20101202_AJ10.copc.laz",
              "rel": "derived_from"
            }
          ],
          "properties": {
            "datetime": "2010-12-07T16:26:30Z",
            "pc:count": 4591658,
            "pc:encoding": ".laz",
            "pc:schemas": [
              {
                "name": "X",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Y",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Z",
                "size": 8,
                "type": "floating"
              },
              {
                "name": "Intensity",
                "size": 2,
                "type": "unsigned"
              },
              {
                "name": "ReturnNumber",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "NumberOfReturns",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "ScanDirectionFlag",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "EdgeOfFlightLine",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Classification",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Synthetic",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "KeyPoint",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Withheld",
                "size": 1,
                "type": "unsigned"
              },
              {
                "name": "Overlap",
                "size": 1,
                "type": "unsigned"
              },
   